Diagnostic Code Index

2009 Pontiac G8 BaseSECTION Diagnostic Code Index
DIAGNOSTIC CODE INDEX

DTC Description
DTC B2745  B2745 00: Traction Control Switch Circuit
DTC C0035-C0050  C0035 00: Left Front Wheel Speed Sensor Circuit
C0035 5A: Left Front Wheel Speed Sensor Circuit Plausibility Failure
C0040 00: Right Front Wheel Speed Sensor Circuit
C0040 5A: Right Front Wheel Speed Sensor Circuit Plausibility Failure
C0045 00: Left Rear Wheel Speed Sensor Circuit
C0045 5A: Left Rear Wheel Speed Sensor Circuit Plausibility Failure
C0050 00: Right Rear Wheel Speed Sensor Circuit
C0050 5A: Right Rear Wheel Speed Sensor Circuit Plausibility Failure
DTC C0060-C0095, C0100, C0105, C0121, C0141, C0146, C0151, or C0156  C0060 00: Left Front Antilock Braking System Solenoid Valve Circuit
C0065 00: Left Front Antilock Brake System Solenoid 2 Circuit
C0070 00: Right Front Antilock Braking System Solenoid Valve Circuit
C0075 00: Right Front Antilock Brake System Solenoid 2 Circuit
C0080 00: Left Rear Antilock Braking System Solenoid Valve Circuit
C0085 00: Left Rear Antilock Brake System Solenoid 2 Circuit
C0090 00: Right Rear Antilock Braking System Solenoid Valve Circuit
C0095 00: Right Rear Antilock Brake System Solenoid 2 Circuit
C0100 00: Rear Antilock Brake System Solenoid Circuit
C0105 00: Rear Antilock Brake System Solenoid 2 Circuit
C0121 00: Valve Relay Circuit
C0141 00: Left Traction Control System Solenoid Valve Circuit
C0146 00: Left Traction Control System Solenoid 2 Circuit
C0151 00: Right Traction Control System Solenoid Valve Circuit
C0156 00: Right Traction Control System Solenoid 2 Circuit
DTC C0110  C0110 00: Pump Motor Circuit
DTC C0131  C0131 00: Antilock Brake System Pressure Circuit
DTC C0161  C0161 00: Antilock Brake System Brake Switch Circuit
C0161 71: Antilock Brake System Invalid Serial Data Received
DTC C0186 or C0196  C0186 00: Lateral Accelerometer Circuit
C0186 5A: Lateral Accelerometer Plausibility Failure
C0196 00: Yaw Rate Circuit
C0196 5A: Yaw Rate Circuit Plausibility Failure
DTC C0245  C0245 00: Wheel Speed Sensor Frequency
DTC C0252  C0252 00: VSES Sensor Uncorrelated
DTC C0460  C0460 00: Steering Position Sensor
C0460 12: Steering Position Sensor Below Minimum Threshold
C0460 42: Steering Position Sensor Calibration Data Set Not Programmed
C0460 71: Steering Position Sensor Invalid Serial Data Received
C0460 5A: Steering Position Sensor Plausibility Failure
DTC C0561  C0561 71: System Disabled Information Stored Invalid Serial Data Received
DTC C0565  C0565 47: VIN Not Programmed (Vehicle Identification Number)
C0565 71: VIN (Vehicle Identification Number) Invalid Serial Data Received
DTC C0569  C0569 00: System Configuration
DTC P0856  P0856: Traction Control Torque Request Signal Message Counter Incorrect
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.