Category: OBDii Chassis Codes

C0040 Brake Pedal Switch A OBD Code: System: Subsystem:  C0040 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Brake Pedal Switch A Location: Analysis: Possible Causes:  Switch A     Tech description:

C0040 Right Front Wheel Speed Sensor Possible causes – Faulty Right Front Wheel Speed Sensor– Right Front Wheel Speed Sensor harness is open or shorted– Right Front Wheel Speed Sensor circuit poor electrical connection Symptoms – Antilock Brake System (ABS) warning light ON C0040 OBD Code Description

C0041 Brake Pedal Switch B OBD Code: System: Subsystem:  C0041 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Brake Pedal Switch B Location: Analysis: Possible Causes:  Switch B     Tech description:

C0042 Brake Pedal Position (BPP) Sensor Circuit A OBD Code: System: Subsystem:  C0042 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Brake Pedal Position (BPP) Sensor Circuit A Location: Analysis: Possible Causes:  Circuit A  Circuit Issue   Tech description:

C0043 Brake Pedal Position (BPP) Sensor Circuit B OBD Code: System: Subsystem:  C0043 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Brake Pedal Position (BPP) Sensor Circuit B Location: Analysis: Possible Causes:  Circuit B  Circuit Issue   Tech description:

C0044 Brake Pressure Sensor A OBD Code: System: Subsystem:  C0044 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Brake Pressure Sensor A Location: Analysis: Possible Causes:       Tech description:

C0045 Brake Pressure Sensor B OBD Code: System: Subsystem:  C0045 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Brake Pressure Sensor B Location: Analysis: Possible Causes:       Tech description:

C0045 Left Rear Wheel Speed Sensor Possible causes – Faulty Left Rear Wheel Speed Sensor– Left Rear Wheel Speed Sensor harness is open or shorted– Left Rear Wheel Speed Sensor circuit poor electrical connection Symptoms – Antilock Brake System (ABS) warning light ON C0045 OBD Code Description

C0046 Brake Pressure (Sensor A / B) OBD Code: System: Subsystem:  C0046 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Brake Pressure (Sensor A / B) Location: Analysis: Possible Causes:  Sensor A / B     Tech description:

C0047 Brake Booster Pressure Sensor OBD Code: System: Subsystem:  C0047 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Brake Booster Pressure Sensor Location: Analysis: Possible Causes:       Tech description:

C0033 Right Front Tone Wheel OBD Code: System: Subsystem:  C0033 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Right Front Tone Wheel Location: Analysis: Possible Causes:  Right Front     Tech description:

C0034 Right Front Wheel Speed Sensor OBD Code: System: Subsystem:  C0034 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Right Front Wheel Speed Sensor Location: Analysis: Possible Causes:  Right Front     Tech description:

C0035 Left Front Wheel Speed Sensor Possible causes – Faulty Left Front Wheel Speed Sensor– Left Front Wheel Speed Sensor harness is open or shorted– Left Front Wheel Speed Sensor circuit poor electrical connection Symptoms – Antilock Brake System (ABS) warning light ON C0035 OBD Code Description

C0035 Right Front Wheel Speed Sensor Supply OBD Code: System: Subsystem:  C0035 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Right Front Wheel Speed Sensor Supply Location: Analysis: Possible Causes:  Right Front     Tech description:

C0036 Fuel & Air metering, Auxiliary emission controls

C0036 Left Rear Tone Wheel OBD Code: System: Subsystem:  C0036 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Left Rear Tone Wheel Location: Analysis: Possible Causes:  Left Rear     Tech description:

C0037 Left Rear Wheel Speed Sensor OBD Code: System: Subsystem:  C0037 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Left Rear Wheel Speed Sensor Location: Analysis: Possible Causes:  Left Rear     Tech description:

C0038 Left Rear Wheel Speed Sensor Supply OBD Code: System: Subsystem:  C0038 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Left Rear Wheel Speed Sensor Supply Location: Analysis: Possible Causes:  Left Rear     Tech description:

C0039 Right Rear Tone Wheel OBD Code: System: Subsystem:  C0039 – (ASE)  Chassis  Fuel & Air metering, Auxiliary emission controls Trouble Code Description: Right Rear Tone Wheel Location: Analysis: Possible Causes:  Right Rear     Tech description: