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Home >> Pontiac >> 2005 >> Vibe Base, AWD >> Repair and Diagnosis >> Brakes >> Antilock Brake System, Traction Control System & Stability Control System >> Diagnostic Information and Procedures >> DTC C1245 >> Test Description

Test Description

The numbers below refer to the step numbers on the diagnostic table.

  1. 3:  Test the sensor voltage circuit for a high resistance, an open, or a short.
  2. 5:  Test the sensor ground circuit for a high resistance or open.
DTC C1245

Step Action Value(s) Yes No
Schematic Reference:  ABS Schematics  
Connector End View Reference:  ABS Connector End Views  
1 Did you perform the Diagnostic System Check - Vehicle? - Go to Step 2  Go to Diagnostic System Check - Vehicle in Vehicle DTC Information
2
  1. Disconnect the deceleration sensor connector (AWD) or yaw rate sensor connector (except AWD).
  2. Turn ON the ignition, with the engine OFF.
  3. Measure the voltage of the sensor voltage circuit to a good ground. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Is the voltage within the specified range?
4.5-5.5 V (AWD), 10-14 V (except AWD) Go to Step 5  Go to Step 3 
3  Test the sensor voltage circuit for a high resistance, an open, or a short. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
- Go to Step 8  Go to Step 4 
4 Is the vehicle equipped with AWD? - Go to Step 7  Go to Step 5 
5  Test the sensor ground circuit for a high resistance or open. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.
Did you find and correct the condition?
- Go to Step 8  Go to Step 6 
6 Replace the deceleration sensor (AWD) or yaw rate sensor (except AWD). Refer to Deceleration Sensor Replacement  or Yaw Rate Sensor Replacement .
Did you complete the replacement?
- Go to Step 8  -
7 Replace the brake pressure modulator valve (BPMV). Refer to Brake Modulator Assembly Replacement (Without VSC)  or Brake Modulator Assembly Replacement (With VSC) .
Did you complete the replacement?
- Go to Step 8  -
8
  1. Use the scan tool in order to clear the DTCs.
  2. Operate the vehicle within the Conditions for Running the DTC, as specified in the supporting text.
Does the DTC reset?
- Go to Step 2  System OK