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Diagnostic Trouble Code Definitions

DIAGNOSTIC TROUBLE CODE DEFINITIONS

Code Definition
BXXXX (1)
C0035  Left Front Wheel Speed Circuit Malfunction
C0036  Left Front Wheel Speed Circuit Range/Performance
C0040  Right Front Wheel Speed Circuit Malfunction
C0041  Right Front Wheel Speed Circuit Range/Performance
C0045  Left Rear Wheel Speed Circuit Malfunction
C0046  Left Rear Wheel Speed Circuit Range/Performance
C0050  Right Rear Wheel Speed Circuit Malfunction
C0051  Right Rear Wheel Speed Circuit Range/Performance
C0055 (2) Rear Wheel Speed Circuit Malfunction
C0056 (2) Rear Wheel Speed Circuit Range/Performance
C0060  Left Front ABS Solenoid No. 1 Circuit Malfunction
C0065  Left Front ABS Solenoid No. 2 Circuit Malfunction
C0070  Right Front ABS Solenoid No. 1 Circuit Malfunction
C0075  Right Front ABS Solenoid No. 2 Circuit Malfunction
C0080  Left Rear ABS Solenoid No. 1 Circuit Malfunction
C0085  Left Rear ABS Solenoid No. 2 Circuit Malfunction
C0090  Right Rear ABS Solenoid No. 1 Circuit Malfunction
C0095  Right Rear ABS Solenoid No. 2 Circuit Malfunction
C0100 (2) Rear ABS Solenoid No. 1 Circuit Malfunction
C0105 (2) Rear ABS Solenoid No. 2 Circuit Malfunction
C0110  Pump Motor Circuit Malfunction
C0121 (2) Valve Relay Circuit Malfunction
C0121 (3) Valve Relay Circuit Malfunction
C0131 (4) ABS/TCS System Pressure Circuit Malfunction
C0132 (4) ABS/TCS System Pressure Circuit Range/Performance
C0141 (3) Left TCS Solenoid No. 1 Circuit Malfunction
C0146 (3) Left TCS Solenoid No. 2 Circuit Malfunction
C0151 (3) Right TCS Solenoid No. 1 Circuit Malfunction
C0156 (3) Right TCS Solenoid No. 2 Circuit Malfunction
C0161  ABS/TCS Brake Switch Circuit Malfunction
C0166 (2) TCS Priming Line Valve Circuit Malfunction
C0171 (2) TCS Pilot Valve Circuit Malfunction
C0181 (2) Throttle Reduction Motor Circuit Malfunction
C0182 (2) Throttle Reduction Motor Circuit Range/Performance
C0186 (4) Lateral Accelerometer Circuit Malfunction
C0187 (4) Lateral Accelerometer Circuit Range/Performance
C0196 (4) Yaw Rate Circuit Malfunction
C0197 (4) Yaw Rate Circuit Range/Performance
C0236 (5) TCS RPM Signal Circuit Malfunction
C0236 (4) TCS RPM Signal Circuit Malfunction
C0237 (2) TCS Throttle Position Signal Malfunction
C0238 (2) TCS Throttle Position Sensor Comparison Malfunction
C0239 (2) TCS Spark Retard Monitoring Malfunction
C0240  PCM Traction Control Not Allowed
C0241 (6) PCM Indicated Requested Torque Malfunction
C0244  PWM Delivered Torque Malfunction
C0245  Wheel Speed Sensor Frequency Error
C0252 (4) Active Brake Control Sensors Uncorrelated
C0253 (4) Centering Fault
C0266 (2) ADS Controller Malfunction
C0550  ECU Malfunction
C0710 (4) Steering Position Signal Malfunction
C0870 (4) BPMV Pressure Sensor Reference Circuit Malfunction
C0875 (4) Yaw/Lateral Accelerometer Sensor Circuit Malfunction
C0896  Device Voltage Range/Performance
C0901 (2) Device No. 2 Voltage Low
PXXXX (7)
U1650 (4) Chassis System Dedicated Bus Controller Malfunction
U1651 (4) Chassis System Dedicated Bus Sensor Malfunction
UXXXX (8)
(1) See DIAGNOSTIC TESTS in appropriate BODY CONTROL MODULES article in ACCESSORIES & EQUIPMENT.
(2) Camaro and Firebird only.
(3) Grand Prix and Intrigue only.
(4) Intrigue only.
(5) Camaro, Firebird and Grand Prix.
(6) Camaro, Firebird and Intrigue.
(7) For any DTC beginning with the letter "P", see appropriate SELF-DIAGNOSTICS article in ENGINE PERFORMANCE.
(8) For any DTC beginning with the letter "U" except U1650 and U1651, see SCAN TOOL DOES NOT COMMUNICATE WITH CLASS 2 DEVICE in appropriate BODY CONTROL MODULES article in ACCESSORIES & EQUIPMENT.