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Automatic Transaxle / Transmission DTCS - TORQSHIFT

GASOLINE ENGINE DIAGNOSTIC TROUBLE CODE LIST

DTC Component Description Condition Symptom Perform Test
P0102, P0103, PI100, P1101 MAF Sensor MAF concerns MAF system inoperative may cause a transmission concern. High/low line pressure, incorrect shift schedule, incorrect TCC, engagement scheduling. Symptoms similar to TP failure. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P0112 IAT Sensor IAT indicates 125°C (254°F) Voltage drops across IAT exceeds scale set for temperature 125°C (254°F). High/low line pressure resulting in harsh or soft shifts. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0113 IAT Sensor IAT indicates -40°C (-40°F) Voltage drop across IAT exceeds scale set for temperature -40°C (-40°F). High/low line pressure, resulting in harsh or soft shifts. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0114 IAT Sensor IAT out of on-board diagnostic range IAT temperature higher or lower than expected during KOEO and KOER. Rerun on-board diagnostic at normal operating temperature. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P0116 ECT Sensor ECT out of on-board diagnostic range ECT temperature higher of lower than expected during KOEO and KOER. Rerun on-board diagnostic at normal operating temperature. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P0117 ECT Sensor ECT indicates 125°C (254°F) Voltage drop across ECT exceeds scale set for temperature 125°C (254°F). TCC will always be off, resulting in reduced fuel economy. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P0118 ECT Sensor ECT indicates -40°C (-40°F) Voltage drop across ECT exceeds scale set for temperature -40°C (-40°F) TCC will always be off, resulting in reduced fuel economy. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P0121, P0122, P0123, PI 120, P1121, PI 124, PI 125 TP Sensor TP concern PCM has detected an error. This error may cause a transmission concern. Harsh engagements, firm shift feel, abnormal shift schedule, TCC does not engage, TCC cycling. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P0300, P0308, P0320, P0340, P1351-1364 El System El concerns El system is inoperative, which may cause a transmission concern. Harsh engagements, and shifts, late WOT shifts, no TCC engagement. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0500, P1502 ABS Insufficient VSS input from ABS through SCP link. PCM detected a loss of VSS signal through SCP link from ABS. No transmission symptom, instrument panel, speedometer may be affected. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0503 ABS Intermittent VSS input from ABS through SCP link. PCM detected an intermittent loss of VSS signal through SCP link from ABS. No transmission symptom, instrument panel, speedometer may be affected. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P0700 ECM/TCM Transmission control system DTC present. TCM has sent a DTC error code to ECM indicating that additional TCM DTCs may be present. MIL may be illuminated. Other transmission concerns present. Code set in ECM to indicate that there is a transmission code(s) present and tech should check the TCM for codes. Rerun on board diagnostics and retrieve trans DTCs from TCM.
P0706 TR-P Sensor TR-P sensor frequency fault detected. TR-P sensor signal frequency is out of normal range. Only REVERSE, NEUTRAL and 5th gear detected. Engine may not crank. GO to PINPOINT TEST C .
P0707 TR-P Sensor TR-P sensor circuit duty cycle low input. TR-P sensor signal duty cycle is below threshold, sensor/circuit electrical malfunction. Only REVERSE, NEUTRAL and 5th gear detected. Engine may not crank. GO to PINPOINT TEST C .
P0708 TR-P Sensor TR-P sensor circuit duty cycle high input. TR-P sensor signal duty cycle is above threshold, sensor/circuit electrical malfunction. Only REVERSE, NEUTRAL and 5th gear detected. Engine may not crank. GO to PINPOINT TEST C .
P1702 TR-P Sensor TR-P error TR-P sensor error detected. Only REVERSE, NEUTRAL and 5th gear detected. Engine may not crank. GO to PINPOINT TEST C .
P1705 TR-P Sensor TR-P sensor not in P or N positions during KOEO or KOER. KOEO or KOER not run in P or N positions, or TR-P sensor circuit failure. DTC is set. RERUN KOEO and KOER in P or N position. GO to PINPOINT TEST C .
P0711 TFT Sensor No change if TFT during operation. PCM has detected no TFT change during operation. TFT value stuck at some normal reading. No 5th or 6th gears. GO to PINPOINT TEST B .
P0712, P0710 TFT Sensor 157°C (315°F) indicated, TFT sensor circuit grounded. Voltage drop across TFT sensor exceeds scale set for temperature of 157°C (315°F). No 5th or 6th gears. GO to PINPOINT TEST B .
P0713, P0710 TFT Sensor -40°C (-40°F) indicated, TFT sensor circuit open. Voltage drop across TFT sensor exceeds scale set for temperature of -40°C (-40°F). No 5th or 6th gears. GO to PINPOINT TEST B .
P1711 TFT Sensor TFT out of range during on-board diagnostics. Transmission not operating at temperature during on-board diagnostics. DTC set: engine cold or overheated. Warm or cool engine to normal operating temperature. GO to PINPOINT TEST B .
P1783 TFT Sensor Transmission overtemp condition indicated. Transmission fluid temperature exceeded 127°C (270°F). Torque converter engages earlier than expected. GO to PINPOINT TEST B .
P0715 TSS Sensor Insufficient input from TSS. PCM detected a loss of TSS signal during operation. Harsh shifts and engagements, engine rpm higher or lower than expected. No 1st, 3rd or 5th gear. GO to PINPOINT TEST D .
P0717 TSS Sensor No TSS signal. PCM has not detected a TSS signal. Harsh shifts and engagements, engine rpm higher or lower than expected. No 1st, 3rd or 5th gear. GO to PINPOINT TEST D .
P0718 TSS Sensor TSS signal noisy. PCM has detected a noisy TSS signal. - GO to PINPOINT TEST D .
P0720 OSS Sensor Insufficient input from OSS. PCM detected a loss of OSS signal during operation. No 1st, 2nd, 3rd, 4th or 6th gear. GO to PINPOINT TEST D .
P0721 OSS Sensor OSS signal noisy. PCM has detected a noisy OSS signal. - GO to PINPOINT TEST D .
P0722 OSS Sensor No OSS signal. PCM has detected no OSS signal. No 1st, 2nd, 3rd, 4th or 6th gear. GO to PINPOINT TEST D .
P0730 Clutch Control Solenoid or Internal Parts Gear ratio error. PCM has detected a gear ratio error. OWC clutch or clutches may have failed. Incorrect gear selection depending on failure or mode and manual lever position. Shift errors may also be due to other internal transmission concerns (stuck valves, damaged friction material). Engine rpm could be higher or lower than expected. May flash TCIL. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicle. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
P0740 TCC Solenoid TCC solenoid open circuit failure. TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit open. Open circuit: TCC never engages. GO to PINPOINT TEST A .
P0741 TCC Solenoid TCC solenoid circuit performance error. Torque converter slippage detected during engagement command indicating a concern with mechanical or hydraulic operation of the converter clutch. TCC slippage when commanded on indicating a concern with the mechanical or hydraulic TCC operation. No TCC engagement. REFER to DIAGNOSIS BY SYMPTOM .
P0742 TCC Solenoid TCC solenoid circuit shorted to ground. TCC solenoid circuit fails to provide voltage drop across solenoid. Shorted to ground. Short circuit: Only 5th gear at low vehicle speeds. GO to PINPOINT TEST A .
P0743 TCC Solenoid TCC solenoid circuit failure TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit open, shorted or PCM driver failure during on-board diagnostics. Open circuit: TCC never engages. Maximum PC-A pressure, harsh engagement and shifts. Short circuit: Only 5th gear. GO to PINPOINT TEST A .
P0744 TCC Solenoid TCC solenoid circuit shorted to power. TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit shorted to power. No torque converter engagement. GO to PINPOINT TEST A .
P1744 TCC Solenoid TCC solenoid circuit performance error. Torque converter slippage detected during engagement command indicating a concern with mechanical or hydraulic operation of the converter clutch. TCC slippage when commanded on indicating a concern with the mechanical or hydraulic TCC operation. No TCC engagement. REFER to DIAGNOSIS BY SYMPTOM .
P0748 PC-A Line Pressure Control Solenoid PC-A solenoid circuit failure. Voltage through PC-A solenoid is checked. An error will be noted if tolerance is exceeded. Open circuit: maximum PC-A pressure, harsh engagements and shift. Engine rpm higher than expected. Only fifth gear present. Maximum PC-A pressure, harsh engagements and shifts. Engine rpm higher than expected. GO to PINPOINT TEST E .
P0960 PC-A Line Pressure Control Solenoid PC-A solenoid circuit open failure. Voltage through PC-A solenoid is checked. An error will be noted if tolerance is exceeded. Open circuit: maximum PC-A pressure, harsh engagements and shifts. Engine rpm higher than expected. GO to PINPOINT TEST E .
P0962 PC-A Line Pressure Control Solenoid PC-A solenoid circuit open failure. Voltage through PC-A solenoid is checked. An error will be noted if tolerance is exceeded. Short circuit: Only fifth gear present. GO to PINPOINT TEST E .
P0963 PC-A Line Pressure Control Solenoid PC-A solenoid short to power circuit failure. Voltage through PC-A solenoid is checked. An error will be noted if tolerance is exceeded. Maximum PC-A pressure, harsh engagements and shifts. Engine rpm higher than expected. GO to PINPOINT TEST E .
P0750 SSPC-A Coast Clutch SSPC-A solenoid circuit open. SSPC-A circuit failed to provide voltage drop across solenoid. Circuit open or PCM driver failure during on-board diagnostics. No 2nd, 4th or 6th gear. GO to PINPOINT TEST A .
P0751 Diesel Application SSPC-A Coast Clutch SSPC-A circuit, clutch or solenoid failure - OFF. SSPC-A circuit, clutch or solenoid failed in the OFF position during operation resulting in HIGH pressure in the hydraulic circuit. Overdrive Cancel OFF: Normal driving mode.
  • No 1st gear available.

Overdrive Cancel ON:
  • No 1st, 3rd or 5th gears available.
 GO to PINPOINT TEST A .
P0752 Diesel Application SSPC-A Coast Clutch SSPC-A circuit, clutch or solenoid failure - ON. SSPC-A circuit, clutch or solenoid failed in the ON position during operation resulting in LOW pressure in the hydraulic circuit. Overdrive Cancel OFF: Normal driving mode.
  • Temperature below -15°C (4°F), only 4th gear is operative.
  • Temperature above -15°C (4°F), only 6th gear is operative.

Overdrive Cancel ON:
  • No 2nd or 4th gears available.
 GO to PINPOINT TEST A .
P0751 Gas Application SSPC-A Coast Clutch SSPC-A circuit, clutch or solenoid failure - OFF. SSPC-A circuit, clutch or solenoid failed in the OFF position during operation resulting in HIGH pressure in the hydraulic circuit. Tow/Haul OFF: Normal driving mode.
  • No 1st gear available.

Tow/Haul ON:
  • No 1st, 3rd or 5th gears available.
 GO to PINPOINT TEST A .
P0752 Gas Application SSPC-A Coast Clutch SSPC-A circuit, clutch or solenoid failure - ON. SSPC-A circuit, clutch or solenoid failed in the ON position during operation resulting in LOW pressure in the hydraulic circuit. Tow/Haul OFF: Normal driving mode.
  • Temperature below -15°C (4°F), only 4th gear is operative.
  • Temperature above -15°C (4°F), only 6th gear is operative.

Tow/Haul ON:
  • No 2nd, 4th or 6th gears available.
 GO to PINPOINT TEST A .
P0753 SSPC-A Coast Clutch SSPC-A solenoid circuit failure. SSPC-A circuit failed to provide voltage drop across solenoid. Circuit failure or PCM driver failure. Tow/Haul OFF:
  • No 2nd, 4th, 5th or 6th gears available.
  • No gears available.

Tow/Haul ON:
  • No 1st, 2nd, 3rd, 4th or 6th gears available.
 GO to PINPOINT TEST A .
P0973 SSPC-A Coast Circuit SSPC-A solenoid or circuit shorted to ground. Voltage through SSPC-A solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to ground failure detected. Tow/Haul OFF:
  • No 2nd, 4th, 5th or 6th gears available.

Tow/Haul ON:
  • No 1st, 2nd, 3rd, 4th or 6th gears available.
 GO to PINPOINT TEST A .
P0974 SSPC-A Coast Clutch SSPC-A solenoid or circuit shorted to power. Voltage through SSPC-A solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to power failure detected. Tow/Haul OFF:
  • No gears available.

Tow/Haul ON:
  • No 2nd, 4th or 6th gears available.
 GO to PINPOINT TEST A .
P0755 SSPC-B Overdrive Clutch SSPC-B solenoid circuit open. SSPC-B circuit, clutch or solenoid failed to provide voltage drop across solenoid. Circuit open or PCM driver failure during on-board diagnostics. Tow/Haul OFF:
  • Only 1st or 3rd gears available.

Tow/Haul ON:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0756 SSPC-B Overdrive Clutch SSPC-B circuit, clutch or solenoid - OFF. SSPC-B circuit, clutch or solenoid failed in the OFF position during operation resulting in LOW pressure in the hydraulic circuit. Tow/Haul OFF:
  • No 2nd gear available.

Tow/Haul ON:
  • No 2nd, 4th or 6th gears available.
 GO to PINPOINT TEST A .
P0757 SSPC-B Overdrive Clutch SSPC-B circuit, clutch or solenoid failure - ON. SSPC-B circuit, clutch or solenoid failed in the ON position during operation resulting in HIGH pressure in the hydraulic circuit. No 1st, 3rd, or 5th gears available. GO to PINPOINT TEST A .
P0758 SSPC-B Overdrive Clutch SSPC-B solenoid circuit failure. SSPC-B circuit failed to provide voltage drop across solenoid. Circuit failure or PCM driver failure. Tow/Haul OFF:
  • Only 1st or 3rd gears available.
  • No second available.

Tow/Haul ON:
  • No 5th gear available.
  • Only 4th, 5th and 6th gears available.
 GO to PINPOINT TEST A .
P0976 SSPC-B Overdrive Clutch SSPC-B solenoid or circuit shorted to ground. Voltage through SSPC-B solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to ground failure detected. Tow/Haul OFF:
  • No 2nd available.

Tow/Haul ON:
  • Only 4th and 6th gears available.
 GO to PINPOINT TEST A .
P0977 SSPC-B Overdrive Clutch SSPC-B solenoid or circuit shorted to power. Voltage through SSPC-B solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to power failure detected. Tow/Haul OFF:
  • Only 1st and 3rd gears available.

Tow/Haul ON:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0760 SSPC-C Intermediate Clutch SSPC-C solenoid circuit open. SSPC-C circuit failed to provide voltage drop across solenoid. Circuit open or PCM drive failure during on-board diagnostics. Tow/Haul OFF:
  • Only 1st and 2nd gears available.

Tow/Haul ON:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0761 SSPC-C Intermediate Clutch SSPC-C circuit, clutch or solenoid failure - OFF. SSPC-C circuit, clutch or solenoid failed in the OFF position during operation resulting in LOW pressure in the hydraulic circuit. No 3rd and 4th gear available. GO to PINPOINT TEST A .
P0762 SSPC-C Intermediate Clutch SSPC-C circuit, clutch or solenoid failure - ON. SSPC-C circuit, clutch or solenoid failed in the ON position during operation resulting in HIGH pressure in the hydraulic circuit. Only 3rd and 4th gear available. GO to PINPOINT TEST A .
P0763 SSPC-C Intermediate Clutch SSPC-C solenoid circuit failure. SSPC-C circuit failed to provide voltage drop across solenoid. Circuit failure or PCM driver failure. Tow/Haul OFF:
  • Only 1st, 2nd and 3rd gears available.

Tow/Haul ON:
  • Only 4th and 5th gear available.
 GO to PINPOINT TEST A .
P0979 SSPC-C Intermediate Clutch SSPC-C solenoid or circuit shorted to ground. Voltage through SSPC-C solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to ground failure detected. Tow/Haul OFF:
  • Only 3rd gear available.

Tow/Haul ON:
  • Only 4th gear available.
 GO to PINPOINT TEST A .
P0980 SSPC-C Intermediate Clutch SSPC-C solenoid or circuit shorted to power. Voltage through SSPC-C solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to power failure detected. Tow/Haul OFF:
  • Only 1st and 2nd gear available.

Tow/Haul ON:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0765 SSPC-D Direct Clutch SSPC-D solenoid circuit open. SSPC-D circuit failed to provide voltage drop across solenoid. Circuit open or PCM driver failure during on-board diagnostics. Tow/Haul OFF:
  • Only 5th gear available.

Tow/Haul ON:
  • Only 6th gear available.
 GO to PINPOINT TEST A .
P0766 SSPC-D Direct Clutch SSPC-D circuit, clutch or solenoid failure - OFF. SSPC-D circuit, clutch or solenoid failed in the OFF position during operation resulting in HIGH pressure in the hydraulic circuit. Tow/Haul OFF:
  • No 5th gear available.

Tow/Haul ON:
  • No 5th or 6th gears available.
 GO to PINPOINT TEST A .
P0767 SSPC-D Direct Clutch SSPC-D circuit, clutch or solenoid failure - ON. SSPC-D circuit, clutch or solenoid failed in the ON position during operation resulting in LOW pressure in the hydraulic circuit. No 1st, 2nd, 3rd or 4th gears available. GO to PINPOINT TEST A .
P0768 SSPC-D Direct Clutch SSPC-D solenoid circuit failure. SSPC-D circuit failed to provide voltage drop across solenoid. Circuit failure or PCM driver failure. Tow/Haul OFF:
  • Only 1st, 2nd, and 5th gears available.

Tow/Haul ON:
  • Only 5th and 6th gear available.
 GO to PINPOINT TEST A .
P0982 SSPC-D Direct Clutch SSPC-D solenoid or circuit shorted to ground. Voltage through SSPC-D solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to ground failure detected. Tow/Haul OFF:
  • Only 1st and 2nd gears available.

Tow/Haul ON:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0983 SSPC-D Direct Clutch SSPC-D solenoid or circuit shorted to power. Voltage through SSPC-D solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to power failure detected. Tow/Haul OFF:
  • Only 5th gear available.

Tow/Haul ON:
  • Only 6th gear available.
 GO to PINPOINT TEST A .
P0770 SSPC-E Low/Reverse Clutch SSPC-E solenoid circuit open. SSPC-E circuit failed to provide voltage drop across solenoid. Circuit open or PCM drive failure during on-board diagnostics. Tow/Haul OFF:
  • Only 1st and 2nd gears available.

Tow/Haul ON:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0771 SSPC-E Low/Reverse Clutch SSPC-E circuit, clutch or solenoid failure - OFF. SSPC-E circuit, clutch or solenoid failed in the ON position during operation resulting in LOW pressure in the hydraulic circuit. Tow/Haul OFF:
  • No 1st gear available.

Tow/Haul ON:
  • No 1st or 2nd gears available.
 GO to PINPOINT TEST A .
P0772 SSPC-E Low/Reverse Clutch SSPC-E circuit, clutch or solenoid failure - ON. SSPC-E circuit, clutch or solenoid failed in the OFF position during operation resulting in HIGH pressure in the hydraulic circuit. Tow/Haul OFF:
  • Only 1st gear available.

Tow/Haul ON:
  • Only 1st or 2nd gears available.
 GO to PINPOINT TEST A .
P0773 SSPC-E Low/Reverse Clutch SSPC-E solenoid circuit failure. SSPC-E circuit failed to provide voltage drop across solenoid. Circuit failure or PCM driver failure. Tow/Haul OFF:
  • Only 1st and 2nd gears available.

Tow/Haul ON:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0985 SSPC-E Low/Reverse Clutch SSPC-E solenoid or circuit shorted to ground. Voltage through SSPC-E solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to ground failure detected. Tow/Haul ON:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0986 SSPC-E Low/Reverse Clutch SSPC-E solenoid or circuit shorted to power. Voltage through SSPC-E solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to power failure detected. Tow/Haul OFF:
  • Only 1st and 2nd gears available.

Tow/Haul ON:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0791 Intermediate Shaft Speed Sensor Insufficient input from intermediate shaft speed sensor. PCM detected an insufficient signal from the intermediate shaft speed sensor during operation. Harsh shifts or engagements, engine rpm higher or lower than expected. No 1st, 3rd or 5th gears. GO to PINPOINT TEST D .
P0793 Intermediate Shaft Speed Sensor No input from intermediate shaft speed sensor. PCM detected a loss of intermediate shaft speed sensor signal during operation. Harsh shifts or engagements, engine rpm higher or lower than expected. No 1st, 3rd or 5th gears. GO to PINPOINT TEST D .
P0794 Intermediate Shaft Speed Sensor Intermediate shaft speed sensor signal intermittent PCM has detected an intermittent intermediate shaft speed sensor signal. - GO to PINPOINT TEST D .
P0657 Transmission solenoid power control (TSPC) TSPC high side power supply circuit failed. TSPC high side power supply circuit failed. Only REVERSE, NEUTRAL and 5th gear available. Engine RPM at idle is about 1000 rpm when TSPC is off as a FMEM action. CHECK the processor pin for power. If power is not present, INSTALL a new processor. If power is present, CHECK the wire harness for open circuit between the processor and the transmission bulkhead connector. CHECK the connector between the processor and the bulkhead connector to see if the connection is tight. CHECK the bulkhead connector for bent or damaged pins. For information on diagnosing PCM concerns, refer to INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P1910 Backup lamp driver circuit Backup lamp driver control circuit failed. Backup lamp driver control circuit failed. No backup lamps in reverse. TR-P sensor is OK. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article. REFER to vehicle wiring diagrams.
PI 124 TP Sensor TP voltage high/low for on-board diagnostics. TP was not in the correct position for on-board diagnostics. Rerun at appropriate throttle position per application. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P1460 A/C Switch A/C pressure cycling switch error. A/C or defrost ON condition may result from A/C clutch being ON during on-board diagnostics. DTC set during on-board diagnostics: rerun with A/C off. Failed ON: line pressure slightly low with A/C off. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P1572 BPP Switch BPP switch circuit failed. Brake ON circuit failure during normal operation. Failed ON or not connected: TCC will not engage at less than 1/3 throttle. Failed OFF or not connected: TCC will not disengage when the brake is applied. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P1703 BPP Switch Brake not actuated during on-board diagnostics KOER or BPP switch circuit failed. Brake not cycling during KOER or brake ON circuit failure during KOEO. Failed ON or not connected: TCC will not engage at less then 1/3 throttle. Failed OFF or none connected: TCC will not disengage when the brake is applied. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P1780 TCS Switch TCS switch input incorrect per selected position. TCS switch voltage incorrect. No Tow/Haul feature when TCS switch is pressed during self-test. RERUN on-board diagnostics and cycle switch. If concern is still present, REFER to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS .
P1636 SSx SSx ISIG communication error. PCM has detected an error with the ISIG chip. None. INSTALL a new PCM.
P2700 Coast Clutch Coast clutch failed ON or OFF. The PCM has detected a failure within the coast clutch system. Not all gears available.
Tow/Haul OFF:
  • No 1st, 2nd, 3rd or 5th gears available.

Tow/Haul ON:
  • No 1st, 2nd, 4th or 5th gears available.
 Coast Clutch failed on or off. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
P2701 Overdrive Clutch Overdrive clutch failed ON or OFF. The PCM has detected a failure within the overdrive clutch system. Not all gears available.
Tow/Haul OFF:
  • No 1st, 2nd, 3rd or 5th gears available.

Tow/Haul ON:
  • No 2nd, 4th or 6th gears available.
 Overdrive Clutch failed on or off. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
P2702 Intermediate Clutch Intermediate clutch failed ON or OFF. The PCM has detected a failure within the intermediate clutch system. Not all gears available.
  • No 3rd and 4th gears available.
  • Only 3rd and 4th gears available.
 Intermediate Clutch failed on or off. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
P2703 Direct Clutch Direct clutch failed ON or OFF. The PCM has detected a failure within the direct clutch system. Not all gears available.
Tow/Haul OFF:
  • No 1st, 2nd, 3rd or 4th gears available.
  • No 5th or 6th gears available.
 Direct Clutch failed on or off. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
P2704 Low Reverse Clutch Low reverse clutch failed ON or OFF. The PCM has detected a failure within the low reverse clutch system. Not all gears available.
Tow/Haul OFF:
  • No 1st gear available.
  • Only 1st gear available.

Tow/Haul ON:
  • No 1st or 2nd gears available.
  • Only 1st or 2nd gears available.
 Low Reverse Clutch failed on or off. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
DIESEL ENGINE DIAGNOSTIC TROUBLE CODE LIST

DTC Component Description Condition Symptom Perform Test
P0102, P0103, PI100, P1101 MAF Sensor MAF concerns MAF system inoperative may cause a transmission concern. High/low line pressure, incorrect shift schedule, incorrect TCC, engagement scheduling. Symptoms similar to TP failure. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article
P0112 IAT Sensor IAT indicates 125°C (254°F) Voltage drops across IAT exceeds scale set for temperature 125°C (254°F). High/low line pressure resulting in harsh or soft shifts. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0113 IAT Sensor IAT indicates -40°C (-40°F) Voltage drop across IAT exceeds scale set for temperature -40°C (-40°F). High/low line pressure, resulting in harsh or soft shifts. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0114 IAT Sensor IAT out of on-board diagnostic range IAT temperature higher or lower than expected during KOEO and KOER. Rerun on-board diagnostic at normal operating temperature. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0116 ECT Sensor ECT out of on-board diagnostic range ECT temperature higher of lower than expected during KOEO and KOER. Rerun on-board diagnostic at normal operating temperature. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P0117 ECT Sensor ECT indicates 125°C (254°F) Voltage drop across ECT exceeds scale set for temperature 125°C (254°F). TCC will always be off, resulting in reduced fuel economy. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P0118 ECT Sensor ECT indicates -40°C (-40°F). Voltage drop across ECT exceeds scale set for temperature -40°C (-40°F). TCC will always be off, resulting in reduced fuel economy. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P0121, P0122, P0123, PI 120, P1121, PI 124, PI 125 TP Sensor TP concern PCM has detected an error. This error may cause a transmission concern. Harsh engagements, firm shift feel, abnormal shift schedule, TCC does not engage, TCC cycling. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0300, P0308, P0320, P0340, P1351-1364 El System El concerns El system is inoperative, which may cause a transmission concern. Harsh engagements, and shifts, late WOT shifts, no TCC engagement. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0500, P1502 ABS Insufficient VSS input from ABS through SCP link. PCM detected a loss of VSS signal through SCP link from ABS. No transmission symptom, instrument panel, speedometer may be affected. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0503 ABS Intermittent VSS input from ABS through SCP link. PCM detected an intermittent loss of VSS signal through SCP link from ABS. No transmission symptom, instrument panel, speedometer may be affected. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P0700 ECM/TCM Transmission control system DTC present. TCM has sent a DTC error code to ECM indicating that additional TCM DTCs may be present. MIL may be illuminated. Other transmission concerns present. Code set in ECM to indicate that there is a transmission code(s) present and tech should check the TCM for codes. Rerun on board diagnostics and retrieve trans DTCs from TCM.
P0706 TR-P Sensor TR-P sensor frequency fault detected. TR-P sensor signal frequency is out of normal range. Only REVERSE, NEUTRAL and 5th gear detected. Engine may not crank. GO to PINPOINT TEST C .
P0707 TR-P Sensor TR-P sensor circuit duty cycle low input. TR-P sensor signal duty cycle is below threshold, sensor/circuit electrical malfunction. Only REVERSE, NEUTRAL and 5th gear detected. Engine may not crank. GO to PINPOINT TEST C .
P0708 TR-P Sensor TR-P sensor circuit duty cycle high input. TR-P sensor signal duty cycle is above threshold, sensor/circuit electrical malfunction. Only REVERSE, NEUTRAL and 5th gear detected. Engine may not crank. GO to PINPOINT TEST C .
P1702 TR-P Sensor TR-P error TR-P sensor error detected Only REVERSE, NEUTRAL and 5th gear detected. Engine may not crank. GO to PINPOINT TEST C .
P1705 TR-P Sensor TR-P sensor not in P or N positions during KOEO or KOER. KOEO or KOER not run in P or N positions, or TR-P sensor circuit failure. DTC is set. RERUN KOEO and KOER in P or N position. GO to PINPOINT TEST C .
P0711 TFT Sensor No change if TFT during operation. PCM has detected no TFT change during operation. TFT value stuck at some normal reading. No 5th or 6th gears. GO to PINPOINT TEST B .
P0712, P0710 TFT Sensor 157°C (315°F) indicated, TFT sensor circuit grounded. Voltage drop across TFT sensor exceeds scale set for temperature of 157°C (315°F). No 5th or 6th gears. GO to PINPOINT TEST B .
P0713, P0710 TFT Sensor -40°C (-40°F) indicated, TFT sensor circuit open. Voltage drop across TFT sensor exceeds scale set for temperature of -40°C (-40°F). No 5th or 6th gears. GO to PINPOINT TEST B .
P1711 TFT Sensor TFT out of range during on-board diagnostics. Transmission not operating at temperature during on-board diagnostics. DTC set: engine cold or overheated. Warm or cool engine to normal operating temperature. GO to PINPOINT TEST B .
P1783 TFT Sensor Transmission overtemp condition indicated. Transmission fluid temperature exceeded 127°C (270°F). Torque converter engages earlier than expected. GO to PINPOINT TEST B .
P0715 TSS Sensor Insufficient input from TSS. PCM detected a loss of TSS signal during operation. Harsh shifts and engagements, engine rpm higher or lower than expected. No 1st, 3rd or 5th gear. GO to PINPOINT TEST D .
P0717 TSS Sensor No TSS signal. PCM has not detected a TSS signal. Harsh shifts and engagements, engine rpm higher or lower than expected. No 1st, 3rd or 5th gear. GO to PINPOINT TEST D .
P0718 TSS Sensor TSS signal noisy. PCM has detected a noisy TSS signal. - GO to PINPOINT TEST D .
P0720 OSS Sensor Insufficient input from OSS. PCM detected a loss of OSS signal during operation. No 1st, 2nd, 3rd, 4th or 6th gear. GO to PINPOINT TEST D .
P0721 OSS Sensor OSS signal noisy. PCM has detected a noisy OSS signal. - GO to PINPOINT TEST D .
P0722 OSS Sensor No OSS signal. PCM has detected no OSS signal. No 1st, 2nd, 3rd, 4th or 6th gear. GO to PINPOINT TEST D .
P0730 Clutch Control Solenoid or Internal Parts Gear ratio error. PCM has detected a gear ratio error. OWC clutch or clutches may have failed. Incorrect gear selection depending on failure or mode and manual lever position. Shift errors may also be due to other internal transmission concerns (stuck valves, damaged friction material). Engine rpm could be higher or lower than expected. May flash TCIL. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present, GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
P0740 TCC Solenoid TCC solenoid open circuit failure. TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit open. Open circuit: TCC never engages. GO to PINPOINT TEST A .
P0741 TCC Solenoid TCC solenoid circuit performance error. Torque converter slippage detected during engagement command indicating a concern with mechanical or hydraulic operation of the converter clutch. TCC slippage when commanded on indicating a concern with the mechanical or hydraulic TCC operation. No TCC engagement. REFER to DIAGNOSIS BY SYMPTOM .
P0742 TCC Solenoid TCC solenoid circuit shorted to ground. TCC solenoid circuit fails to provide voltage drop across solenoid. Shorted to ground. Short circuit: Only 5th gear at low vehicle speeds. GO to PINPOINT TEST A .
P0743 TCC Solenoid TCC solenoid circuit failure TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit open, shorted or PCM driver failure during on-board diagnostics. Open circuit: TCC never engages. Maximum PC-A pressure, harsh engagement and shifts. Short circuit: Only 5th gear. GO to PINPOINT TEST A .
P0744 TCC Solenoid TCC solenoid circuit shorted to power. TCC solenoid circuit fails to provide voltage drop across solenoid. Circuit shorted to power. No torque converter engagement. GO to PINPOINT TEST A .
P1744 TCC Solenoid TCC solenoid circuit performance error. Torque converter slippage detected during engagement command indicating a concern with mechanical or hydraulic operation of the converter clutch. TCC slippage when commanded on indicating a concern with the mechanical or hydraulic TCC operation. No TCC engagement. REFER to DIAGNOSIS BY SYMPTOM .
P0748 PC-A Line Pressure Control Solenoid PC-A solenoid circuit failure. Voltage through PC-A solenoid is checked. An error will be noted if tolerance is exceeded. Open circuit: maximum PC-A pressure, harsh engagements and shift. Engine rpm higher than expected. Only fifth gear present. Maximum PC-A pressure, harsh engagements and shifts. Engine rpm higher than expected. GO to PINPOINT TEST E .
P0960 PC-A Line Pressure Control Solenoid PC-A solenoid circuit open failure. Voltage through PC-A solenoid is checked. An error will be noted if tolerance is exceeded. Open circuit: maximum PC-A pressure, harsh engagements and shifts. Engine rpm higher than expected. GO to PINPOINT TEST E .
P0962 PC-A Line Pressure Control Solenoid PC-A solenoid circuit open failure. Voltage through PC-A solenoid is checked. An error will be noted if tolerance is exceeded. Short circuit: Only fifth gear present. GO to PINPOINT TEST E .
P0963 PC-A Line Pressure Control Solenoid PC-A solenoid short to power circuit failure. Voltage through PC-A solenoid is checked. An error will be noted if tolerance is exceeded. Maximum PC-A pressure, harsh engagements and shifts. Engine rpm higher than expected. GO to PINPOINT TEST E .
P0750 SSPC-A Coast Clutch SSPC-A solenoid circuit open. SSPC-A circuit failed to provide voltage drop across solenoid. Circuit open or PCM driver failure during on-board diagnostics. No 2nd, 4th or 6th gear. GO to PINPOINT TEST A .
P0751 SSPC-A Coast Clutch SSPC-A circuit, clutch or solenoid failure - OFF. SSPC-A circuit, clutch or solenoid failed in the OFF position during operation resulting in HIGH pressure in the hydraulic circuit. Overdrive Mode:
  • No 1st, 3rd or 5th gears available.

Overdrive Cancelled:
  • No 1st, 3rd or 5th gears available.
 GO to PINPOINT TEST A .
P0752 SSPC-A Coast Clutch SSPC-A circuit, clutch or solenoid failure - ON. SSPC-A circuit, clutch or solenoid failed in the ON position during operation resulting in LOW pressure in the hydraulic circuit. Overdrive Mode:
  • No 1st, 2nd, 3rd or 5th gears available.

Overdrive Cancelled:
  • No 2nd, 4th or 6th gears available.
 GO to PINPOINT TEST A .
P0753 SSPC-A Coast Clutch SSPC-A solenoid circuit failure. SSPC-A circuit failed to provide voltage drop across solenoid. Circuit failure or PCM driver failure. Overdrive Mode:
  • No 2nd, 4th, 5th or 6th gears available.
  • No gears available.

Overdrive Cancelled:
  • No 1st, 2nd, 3rd, 4th or 6th gears available.
 GO to PINPOINT TEST A .
P0973 SSPC-A Coast Circuit SSPC-A solenoid or circuit shorted to ground. Voltage through SSPC-A solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to ground failure detected. Overdrive Mode:
  • No 2nd, 4th, 5th or 6th gears available.

Overdrive Cancelled:
  • No 1st, 2nd, 3rd, 4th or 6th gears available.
 GO to PINPOINT TEST A .
P0974 SSPC-A Coast Clutch SSPC-A solenoid or circuit shorted to power. Voltage through SSPC-A solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to power failure detected. Overdrive Mode:
  • No gears available.

Overdrive Cancelled:
  • No 2nd, 4th or 6th gears available.
 GO to PINPOINT TEST A .
P0755 SSPC-B Overdrive Clutch SSPC-B solenoid circuit open. SSPC-B circuit, clutch or solenoid failed to provide voltage drop across solenoid. Circuit open or PCM driver failure during on-board diagnostics. Overdrive Mode:
  • Only 1st or 3rd gears available.

Overdrive Cancelled:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0756 SSPC-B Overdrive Clutch SSPC-B circuit, clutch or solenoid - OFF. SSPC-B circuit, clutch or solenoid failed in the OFF position during operation resulting in LOW pressure in the hydraulic circuit. Overdrive Mode:
  • No 2nd gear available.

Overdrive Cancelled:
  • No 2nd, 4th or 6th gears available.
 GO to PINPOINT TEST A .
P0757 SSPC-B Overdrive Clutch SSPC-B circuit, clutch or solenoid failure - ON. SSPC-B circuit, clutch or solenoid failed in the ON position during operation resulting in HIGH pressure in the hydraulic circuit. No 1st, 3rd or 5th gears available. GO to PINPOINT TEST A .
P0758 SSPC-B Overdrive Clutch SSPC-B solenoid circuit failure. SSPC-B circuit failed to provide voltage drop across solenoid. Circuit failure or PCM driver failure. Overdrive Mode:
  • Only 1st or 3rd gears available.
  • No 2nd gear available.

Overdrive Cancelled:
  • No 5th gear available.
  • Only 4th, 5th and 6th gears available.
 GO to PINPOINT TEST A .
P0976 SSPC-B Overdrive Clutch SSPC-B solenoid or circuit shorted to ground. Voltage through SSPC-B solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to ground failure detected. Overdrive Mode:
  • No 2nd available.

Overdrive Cancelled:
  • Only 4th and 6th gears available.
 GO to PINPOINT TEST A .
P0977 SSPC-B Overdrive Clutch SSPC-B solenoid or circuit shorted to power. Voltage through SSPC-B solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to power failure detected. Overdrive Mode:
  • Only 1st and 3rd gears available.

Overdrive Cancelled:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0760 SSPC-C Intermediate Clutch SSPC-C solenoid circuit open. SSPC-C circuit failed to provide voltage drop across solenoid. Circuit open or PCM drive failure during on-board diagnostics. Overdrive Mode:
  • Only 1st and 2nd gears available.

Overdrive Cancelled:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0761 SSPC-C Intermediate Clutch SSPC-C circuit, clutch or solenoid failure - OFF. SSPC-C circuit, clutch or solenoid failed in the OFF position during operation resulting in LOW pressure in the hydraulic circuit. No 3rd and 4th gear available. GO to PINPOINT TEST A .
P0762 SSPC-C Intermediate Clutch SSPC-C circuit, clutch or solenoid failure - ON. SSPC-C circuit, clutch or solenoid failed in the ON position during operation resulting in HIGH pressure in the hydraulic circuit. Only 3rd and 4th gear available. GO to PINPOINT TEST A .
P0763 SSPC-C Intermediate Clutch SSPC-C solenoid circuit failure. SSPC-C circuit failed to provide voltage drop across solenoid. Circuit failure or PCM driver failure. Overdrive Mode:
  • Only 1st, 2nd and 3rd gears available.

Overdrive Cancelled:
  • Only 4th and 5th gear available.
 GO to PINPOINT TEST A .
P0979 SSPC-C Intermediate Clutch SSPC-C solenoid or circuit shorted to ground. Voltage through SSPC-C solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to ground failure detected. Overdrive Mode:
  • Only 3rd gear available.

Overdrive Cancelled:
  • Only 4th gear available.
 GO to PINPOINT TEST A .
P0980 SSPC-C Intermediate Clutch SSPC-C solenoid or circuit shorted to power. Voltage through SSPC-C solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to power failure detected. Overdrive Mode:
  • Only 1st and 2nd gear available.

Overdrive Cancelled:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0765 SSPC-D Direct Clutch SSPC-D solenoid circuit open. SSPC-D circuit failed to provide voltage drop across solenoid. Circuit open or PCM driver failure during on-board diagnostics. Overdrive Mode:
  • Only 5th gear available.

Overdrive Cancelled:
  • Only 6th gear available.
 GO to PINPOINT TEST A .
P0766 SSPC-D Direct Clutch SSPC-D circuit, clutch or solenoid failure - OFF. SSPC-D circuit, clutch or solenoid failed in the OFF position during operation resulting in HIGH pressure in the hydraulic circuit. Overdrive Mode:
  • No 5th gear available.

Overdrive Cancelled:
  • No 5th or 6th gears available.
 GO to PINPOINT TEST A .
P0767 SSPC-D Direct Clutch SSPC-D circuit, clutch or solenoid failure - ON. SSPC-D circuit, clutch or solenoid failed in the ON position during operation resulting in LOW pressure in the hydraulic circuit. No 1st, 2nd, 3rd or 4th gears available. GO to PINPOINT TEST A .
P0768 SSPC-D Direct Clutch SSPC-D solenoid circuit failure. SSPC-D circuit failed to provide voltage drop across solenoid. Circuit failure or PCM driver failure. Overdrive Mode:
  • Only 1st, 2nd, and 5th gears available.

Overdrive Cancelled:
  • Only 5th and 6th gear available.
 GO to PINPOINT TEST A .
P0982 SSPC-D Direct Clutch SSPC-D solenoid or circuit shorted to ground. Voltage through SSPC-D solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to ground failure detected. Overdrive Mode:
  • Only 1st and 2nd gears available.

Overdrive Cancelled:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0983 SSPC-D Direct Clutch SSPC-D solenoid or circuit shorted to power. Voltage through SSPC-D solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to power failure detected. Overdrive Mode:
  • Only 5th gear available.

Overdrive Cancelled:
  • Only 6th gear available.
 GO to PINPOINT TEST A .
P0770 SSPC-E Low/Reverse Clutch SSPC-E solenoid circuit open. SSPC-E circuit failed to provide voltage drop across solenoid. Circuit open or PCM drive failure during on-board diagnostics. Overdrive Mode:
  • Only 1st and 2nd gears available.

Overdrive Cancelled:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0771 SSPC-E Low/Reverse Clutch SSPC-E circuit, clutch or solenoid failure - OFF. SSPC-E circuit, clutch or solenoid failed in the ON position during operation resulting in LOW pressure in the hydraulic circuit. Overdrive Mode:
  • No 1st gear available.

Overdrive Cancelled:
  • No 1st or 2nd gears available.
 GO to PINPOINT TEST A .
P0772 SSPC-E Low/Reverse Clutch SSPC-E circuit, clutch or solenoid failure - ON. SSPC-E circuit, clutch or solenoid failed in the OFF position during operation resulting in HIGH pressure in the hydraulic circuit. Overdrive Mode:
  • Only 1st gear available.

Overdrive Cancelled:
  • Only 1st or 2nd gears available.
 GO to PINPOINT TEST A .
P0773 SSPC-E Low/Reverse Clutch SSPC-E solenoid circuit failure. SSPC-E circuit failed to provide voltage drop across solenoid. Circuit failure or PCM driver failure. Overdrive Mode:
  • Only 1st and 2nd gears available.

Overdrive Cancelled:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0985 SSPC-E Low/Reverse Clutch SSPC-E solenoid or circuit shorted to ground. Voltage through SSPC-E solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to ground failure detected. Overdrive Cancelled:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0986 SSPC-E Low/Reverse Clutch SSPC-E solenoid or circuit shorted to power. Voltage through SSPC-E solenoid circuit is checked. An error will be noted if tolerance is exceeded. Short to power failure detected. Overdrive Mode:
  • Only 1st and 2nd gears available.

Overdrive Cancelled:
  • Only 5th gear available.
 GO to PINPOINT TEST A .
P0791 Intermediate Shaft Speed Sensor Insufficient input from intermediate shaft speed sensor. PCM detected an insufficient signal from the intermediate shaft speed sensor during operation. Harsh shifts or engagements, engine rpm higher or lower than expected. No 1st, 3rd or 5th gears. GO to PINPOINT TEST D .
P0793 Intermediate Shaft Speed Sensor No input from intermediate shaft speed sensor. PCM detected a loss of intermediate shaft speed sensor signal during operation. Harsh shifts or engagements, engine rpm higher or lower than expected. No 1st, 3rd or 5th gears. GO to PINPOINT TEST D .
P0794 Intermediate Shaft Speed Sensor Intermediate shaft speed sensor signal intermittent PCM has detected an intermittent intermediate shaft speed sensor signal. - GO to PINPOINT TEST D .
P0657 Transmission Solenoid Power Control (TSPC) TSPC high side power supply circuit failed. TSPC high side power supply circuit failed. Only REVERSE, NEUTRAL and 5th gear available. Engine RPM at idle is about 1000 rpm when TSPC is off as a FMEM action. CHECK the processor pin for power. If power is not present, INSTALL a new processor. If power is present, CHECK the wire harness for open circuit between the processor and the transmission bulkhead connector. CHECK the connector between the processor and the bulkhead connector to see if the connection is tight. CHECK the bulkhead connector for bent or damaged pins. For information on diagnosing PCM concerns, REFER to INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article.
P1910 Backup lamp driver circuit Backup lamp driver control circuit failed. Backup lamp driver control circuit failed. No backup lamps in reverse. TR-P sensor is OK. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article , and REFER to vehicle wiring diagrams.
P1124 TP Sensor TP voltage high/low for on-board diagnostics. TP was not in the correct position for on-board diagnostics. Rerun at appropriate throttle position per application. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P1460 A/C Switch A/C pressure cycling switch error. A/C or defrost ON condition may result from A/C clutch being ON during on-board diagnostics. DTC set during on-board diagnostics: rerun with A/C off. Failed ON: line pressure slightly low with A/C off. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P1572 BPP Switch BPP switch circuit failed. Brake ON circuit failure during normal operation. Failed ON or not connected: TCC will not engage at less than 1/3 throttle. Failed OFF or not connected: TCC will not disengage when the brake is applied. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P1703 BPP Switch Brake not actuated during on-board diagnostics KOER or BPP switch circuit failed. Brake not cycling during KOER or brake ON circuit failure during KOEO. Failed ON or not connected: TCC will not engage at less then 1/3 throttle. Failed OFF or none connected: TCC will not disengage when the brake is applied. REFER to the INTRODUCTION - GASOLINE article or the INTRODUCTION -- 6.0L DIESEL article .
P1780 TCS Switch TCS switch input incorrect per selected position. TCS switch voltage incorrect. No Tow/Haul feature when TCS switch is pressed during self-test. RERUN on-board diagnostics and cycle switch. If concern is still present, REFER to AUTOMATIC TRANSAXLE/TRANSMISSION EXTERNAL CONTROLS .
P1636 SSx SSx ISIG communication error. PCM has detected an error with the ISIG chip. None. INSTALL a new PCM.
P2700 Coast Clutch Coast clutch failed ON or OFF. The PCM has detected a failure within the coast clutch system. Not all gears available.
Overdrive Mode:
  • No 1st, 2nd, 3rd or 5th gears available.

Overdrive Cancelled:
  • No 1st, 2nd, 4th or 5th gears available.
 Coast Clutch failed on or off. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
P2701 Overdrive Clutch Overdrive clutch failed ON or OFF. The PCM has detected a failure within the overdrive clutch system. Not all gears available.
Overdrive Mode:
  • No 1st, 2nd, 3rd or 5th gears available.

Overdrive Cancelled:
  • No 2nd, 4th or 6th gears available.
 Overdrive Clutch failed on or off. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
P2702 Intermediate Clutch Intermediate clutch failed ON or OFF. The PCM has detected a failure within the intermediate clutch system. Not all gears available.
  • No 3rd and 4th gears available.
  • Only 3rd and 4th gears available.
 Intermediate Clutch failed on or off. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
P2703 Direct Clutch Direct clutch failed ON or OFF. The PCM has detected a failure within the direct clutch system. Not all gears available.
Overdrive Mode:
  • No 1st, 2nd, 3rd or 4th gears available.
  • No 5th or 6th gears available.
 Direct Clutch failed on or off. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
P2704 Low Reverse Clutch Low reverse clutch failed ON or OFF. The PCM has detected a failure within the low reverse clutch system. Not all gears available.
Overdrive Mode:
  • No 1st gear available.
  • Only 1st gear available.

Overdrive Cancelled:
  • No 1st or 2nd gears available.
  • Only 1st or 2nd gears available.
 Low Reverse Clutch failed on or off. REFER to , found immediately after Output State Control (OSC) Mode, for a specific failure. REFER to the solenoid application charts in SOLENOID PRE-DIAGNOSIS located at the beginning of Pinpoint Tests - OSC Equipped Vehicles. If other solenoid DTCs are present GO to PINPOINT TEST A . If only P0730 and/or 2700 series DTCs are present, INSTALL the appropriate clutch solenoid. CLEAR DTCs, road test. If the concern is still present, REPAIR/INSTALL new internal transmission components.
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