2.8L - Fuel Injection Ignition [BDF] - [01-On Board Diagnostic]
- 01 On Board Diagnostic (OBD)
- On Board Diagnostic (OBD)
- On Board Diagnostic (OBD) features
- Electronic Power Control (EPC) Warning Lamp K132
- Malfunction Indicator Lamp (MIL) K83
- On Board Diagnostic (OBD), technical data
- VAG1551 and Motronic Engine Control Module (ECM) J220, connecting and selecting
- VAS5051 and Motronic Engine Control Module (ECM) J220, connecting and selecting
- DTC memory
- DTC table: SAE P0 codes
- DTC table: SAE P1 codes
- DTC table: SAE P2 codes
- DTC table: SAE P3 codes
- Output Diagnosis Test Mode (DTM)
- Output Diagnosis Test Mode (DTM), performing
- Notes
- Test prerequisites
- Work sequence
- 1. Activating Evaporative Emission (EVAP) Canister Purge Regulator Valve N80 :
- 2. Activating Secondary Air Injection (AIR) Solenoid Valve N112 :
- 3. Activating Secondary Air Injection (AIR) Pump Relay J299 :
- If LED does not flash but Secondary Air Injection (AIR) Pump Relay clicks:
- If LED does not flash and Secondary Air Injection (AIR) Pump Relay does not click:
- 4. Activating Intake Manifold Tuning (IMT) Valve N156 :
- 5. Activating Camshaft Adjustment Valve 1 N205 :
- 6. Activating Leak Detection Pump (LDP) V144 :
- 7. Activating Camshaft Adjustment Valve 1 (exhaust) N318 :
- 8. Activating Brake System Vacuum Pump V192 (only vehicles with an automatic transmission):
- 9...14. Activating fuel injectors (-N30-... N33, N83 and N84):
- Output Diagnosis Test Mode (DTM), performing
- Readiness code
- Measured value (data) blocks
- Safety precautions
- Read measured value (data) block
- Measured value blocks, display groups 0...9 - Basic functions, evaluating
- Display group 1 - Basic functions
- Evaluating display group 1, display zone 1 - Engine speed (idle speed)
- Significance of figures in 8 digit number block, display zone 4 - Adjustment conditions
- Display group 2 - Basic functions - Mass Air Flow (MAF) Sensor
- Evaluating display group 2, display zone 4 - Mass Air Flow (MAF)
- Display group 3 - Basic function - Mass Air Flow (MAF)
- Display group 4 - Basic functions
- Evaluating display group 4, display zone 2 - control module voltage supply
- Evaluating display group 4, display zone 3 - Engine Coolant Temperature (ECT)
- Evaluating display group 4, display zone 4 - Intake air temperature (IAT)
- Display group 5 - Basic function
- Display group 6 - Basic function
- Display group 8 - Basic functions - Brake System Vacuum Pump (automatic transmission only)
- Measured value blocks, display groups 10...29 - Ignition, evaluating
- Display group 10 - Ignition
- Evaluating display group 10, display zone 2 - Engine load
- Evaluating display group 10, display zone 3 - Throttle valve angle, Angle sensor - 1 - for throttle drive
- Display group 14 - Ignition - Misfire detection
- Evaluating display group 14, display zone 3 - Total number of misfires
- Display group 15 - Ignition - Misfire detection cyl. 1 to cyl. 3
- Display group 16 - Ignition - Misfire detection cyl. 4 to cyl. 6
- Evaluating display group 15, display zones 1 to 3 or display group 16, display zones 1 to 3 - Ignition misfires cyl. 1 to cyl. 6
- Display group 20 - Ignition Knock control cyl. 1 to cyl. 4
- Display group 21 - Ignition Knock control cyl. 5 and cyl. 6
- Evaluating display group 20, display zones 1 to 4 and display group 21, display zones 1 and 2 - Ignition timing retardation cyl. 1 to cyl. 6
- Display group 22 - Ignition Knock control cyl. 1 and cyl. 2
- Display group 23 - Ignition Knock control cyl. 3 and cyl. 4
- Display group 24 - Ignition - Knock control cyl. 5 and cyl. 6
- Evaluating display groups 22 to 24, display zones 3 and 4 - Ignition timing retardation cyl. 1 to 6
- Display group 28 - Ignition - Knock control
- Measured value blocks, display groups 30...33, 99 - Oxygen Sensor (O2S) control, evaluating
- Display group 30 - Oxygen Sensor (O2S) control
- Significance of characters in 3 digit number block, display zones 1 and 2 - Status of Oxygen Sensor (O2S) control before and after Three Way Catalytic Converter (TWC)
- Display group 31 - Oxygen Sensor (O2S) control constantly operating Oxygen Sensors
- Display group 32 - Oxygen Sensor (O2S) control - Oxygen Sensor (O2S) learned values before Three Way Catalytic Converter (TWC)
- Evaluating display group 32, display zones 1 and 2 - Oxygen Sensor (O2S) learned values before Three Way Catalytic Converter (TWC)
- Display group 33 - Oxygen Sensor (O2S) control - Oxygen Sensor (O2S) learned values before Three Way Catalytic Converter (TWC)
- Evaluating display group 33, display zone 1 - Oxygen Sensor (O2S) control before Three Way Catalytic Converter (TWC)
- Evaluating display group 33, display zone 2 - Oxygen Sensor (O2S) control before Three Way Catalytic Converter (TWC)
- Display group 34 - Oxygen Sensor (O2S) control - Oxygen Sensor (O2S) aging diagnosis of Oxygen Sensor (O2S) before Three Way Catalytic Converter (TWC)
- Evaluation of display group 34, display zone 4 - Oxygen Sensor (O2S) diagnosis - Oxygen Sensor (O2S) aging before Three Way Catalytic Converter (TWC)
- Display group 36 - Oxygen Sensor (O2S) control - Oxygen Sensor (O2S) diagnosis after Three Way Catalytic Converter (TWC) (operational readiness)
- Evaluating display group 36, display zone 1 - Oxygen Sensor (O2S) voltage, Oxygen Sensor (O2S) after Three Way Catalytic Converter (TWC)
- Evaluating display group 36, display zone 2 - Diagnosis of Oxygen Sensor (O2S) after Three Way Catalytic Converter (TWC)
- Display group 41 - Oxygen Sensor (O2S) control - Oxygen Sensor (O2S) heating
- Display group 43 - Oxygen Sensor (O2S) control - Oxygen Sensor (O2S) aging diagnosis of Oxygen Sensor (O2S) after Three Way Catalytic Converter (TWC)
- Evaluation of display group 43, display zone 4 - Oxygen Sensor (O2S) diagnosis - Oxygen Sensor (O2S) aging after Three Way Catalytic Converter (TWC)
- Display group 46 - Oxygen Sensor (O2S) control - Three Way Catalytic Converter (TWC) diagnosis (conversion test)
- Evaluating display group 46, display zone 4 - Three Way Catalytic Converter (TWC) diagnosis (conversion test)
- Display group 99 - Oxygen Sensor (O2S) control - Oxygen Sensor (O2S) control operating condition
- Measured value blocks, display groups 50...69 - Speed control, Evaluating
- Display group 50 - Speed control - Operating condition
- Display group 54 - Speed control
- Display group 55 - Speed control - Idling stabilization
- Significance of figures in 5 digit number block, display zone 4 - Operating conditions
- Display group 56 - Speed control - Idling stabilization
- Display group 57 - Speed control - Idling stabilization
- Display group 60 - Speed control - Electronic power control (EPC) system adaptation
- Display group 61 - Speed control - Electronic Power Control system
- Display group 62 - Speed control - Electronic Power Control system
- Display group 66 - Speed control - Additional signals
- Significance of figures in 8 digit number block, display zone 2 - Switch positions
- Significance of figures in 8 digit number block, display zone 4 - CCS controls switch
- Measured value blocks, display groups 70...77 - Reducing emissions, evaluating
- Display group 70 - Reducing emissions - Evaporative Emissions (EVAP) Canister system regulator valve diagnosis (Fuel Tank ventilation system)
- Evaluating display group 70, display zone 4 - Evaporative Emissions (EVAP) Canister system regulator valve diagnosis (Fuel Tank ventilation system)
- Display group 71 - Reducing emissions - Evaporative Emissions (EVAP) Canister system diagnosis (leak diagnosis)
- Evaluating display group 71, display zone 4 - Evaporative Emissions (EVAP) Canister diagnosis (leak diagnosis)
- Display group 77 - Reducing emissions - Secondary air system diagnosis
- Evaluating display group 77, display zone 4 - Secondary air system diagnosis
- Measured value blocks, display groups 86...89, 100 - Readiness code, evaluating
- Measured value blocks, display groups 90...96 - Performance improvement, evaluating
- Measured value blocks, display groups 120...129 - Communication, evaluating
- On Board Diagnostic (OBD)