C05xx codes: Chassis codes C0500-C0599
256 chassis trouble codes from C0500 to C05FF. They mostly involve the sensor wiring, electric brake booster, brake system control module and brake control module.
All C05xx codes
89 of these codes usually turn on the check engine light; 60 can often be fixed at home.
| Code | Meaning | Difficulty |
|---|---|---|
| C0500 | Left Front Wheel Speed Sensor A Circuit/Open | Medium |
| C0501 | Left Front Wheel Speed Sensor A Range/Performance | Medium |
| C0502 | Left Front Wheel Speed Sensor A Circuit Low | Medium |
| C0503 | Left Front Wheel Speed Sensor A Circuit High | Medium |
| C0504 | Left Front Wheel Speed Sensor A Intermittent/Erratic | Medium |
| C0505 | Left Front Wheel Speed Sensor A Correlation | Easy |
| C0506 | Right Front Wheel Speed Sensor A Circuit/Open | Medium |
| C0507 | Right Front Wheel Speed Sensor A Range/Performance | Medium |
| C0508 | Right Front Wheel Speed Sensor A Circuit Low | Medium |
| C0509 | Right Front Wheel Speed Sensor A Circuit High | Medium |
| C050A | Right Front Wheel Speed Sensor A Intermittent/Erratic | Medium |
| C050B | Right Front Wheel Speed Sensor A Correlation | Easy |
| C050C | Left Rear Wheel Speed Sensor A Circuit/Open | Medium |
| C050D | Left Rear Wheel Speed Sensor A Range/Performance | Medium |
| C050E | Left Rear Wheel Speed Sensor A Circuit Low | Medium |
| C050F | Left Rear Wheel Speed Sensor A Circuit High | Medium |
| C0510 | Left Rear Wheel Speed Sensor A Intermittent/Erratic | Medium |
| C0511 | Left Rear Wheel Speed Sensor A Correlation | Easy |
| C0512 | Right Rear Wheel Speed Sensor A Circuit/Open | Medium |
| C0513 | Right Rear Wheel Speed Sensor A Range/Performance | Medium |
| C0514 | Right Rear Wheel Speed Sensor A Circuit Low | Medium |
| C0515 | Right Rear Wheel Speed Sensor A Circuit High | Medium |
| C0516 | Right Rear Wheel Speed Sensor A Intermittent/Erratic | Medium |
| C0517 | Right Rear Wheel Speed Sensor A Correlation | Medium |
| C0518 | Left Front Wheel Speed Sensor - Mechanical | Medium |
| C0519 | Right Front Wheel Speed Sensor - Mechanical | Medium |
| C051A | Left Rear Wheel Speed Sensor - Mechanical | Medium |
| C051B | Right Rear Wheel Speed Sensor - Mechanical | Medium |
| C051C | Multi-axis Acceleration Sensor Module A Range/Performance | Medium |
| C051D | Multi-axis Acceleration Sensor Module A Missing Calibration | Medium |
| C051E | Multi-axis Acceleration Sensor Module A Intermittent/Erratic | Medium |
| C051F | Multi-axis Acceleration Sensor Module A Correlation | Medium |
| C0520 | Multi-axis Acceleration Sensor Module A | Hard |
| C0521 | Multi-axis Acceleration Sensor Module B Range/Performance | Medium |
| C0522 | Multi-axis Acceleration Sensor Module B Missing Calibration | Medium |
| C0523 | Multi-axis Acceleration Sensor Module B Intermittent/Erratic | Medium |
| C0524 | Multi-axis Acceleration Sensor Module B Correlation | Hard |
| C0525 | Multi-axis Acceleration Sensor Module B | Hard |
| C0526 | Steering Angle Sensor Module | Medium |
| C0527 | Steering Angle Sensor Module Mechanical | Medium |
| C0528 | Steering Angle Sensor Module Range/Performance | Medium |
| C0529 | Steering Angle Sensor Module Missing Calibration | Easy |
| C052A | Steering Angle Sensor Module Correlation | Medium |
| C052B | ABS Pump Motor Control Range/Performance | Hard |
| C052C | ABS Pump Motor Control Circuit/Open | Hard |
| C052D | ABS Pump Motor Control Circuit High | Hard |
| C052E | ABS Pump Motor Control Circuit Low | Hard |
| C052F | ABS Pump Motor Supply Voltage Circuit/Open | Medium |
| C0530 | Motor Control A Range/Performance | Hard |
| C0531 | Motor Control A Circuit/Open | Medium |
| C0532 | Motor Control A Circuit High | Medium |
| C0533 | Motor Control A Circuit Low | Medium |
| C0534 | Motor Control A Supply Voltage Circuit/Open | Medium |
| C0535 | Motor Control B Range/Performance | Hard |
| C0536 | Motor Control B Circuit/Open | Medium |
| C0537 | Motor Control B Circuit High | Medium |
| C0538 | Motor Control B Circuit Low | Medium |
| C0539 | Motor Control B Supply Voltage Circuit/Open | Medium |
| C053A | ABS Valves Missing Calibration | Workshop only |
| C053B | ABS Valves Supply Voltage Circuit/Open | Hard |
| C053C | Wheel Speed Sensor Generic Range/Performance | Medium |
| C053D | Brake Pressure Sensor A Range/Performance | Hard |
| C053E | Brake Pressure Sensor A Circuit Low | Medium |
| C053F | Brake Pressure Sensor A Circuit High | Medium |
| C0540 | Brake Pressure Sensor A Circuit/Open | Medium |
| C0541 | Brake Pressure Sensor B Range/Performance | Hard |
| C0542 | Brake Pressure Sensor B Circuit Low | Medium |
| C0543 | Brake Pressure Sensor B Circuit High | Medium |
| C0544 | Brake Pressure Sensor B Circuit/Open | Medium |
| C0545 | VIN Not Programmed or Incompatible - BSCM | Workshop only |
| C0546 | VIN Not Programmed or Incompatible | Workshop only |
| C0547 | Vacuum Sensor Supply Voltage Circuit/Open | Medium |
| C0548 | Vacuum Sensor Supply Voltage Low | Medium |
| C0549 | Vacuum Sensor A Circuit/Open | Easy |
| C054A | Vacuum Sensor A Range/Performance | Medium |
| C054B | Vacuum Sensor A Circuit Low | Easy |
| C054C | Vacuum Sensor A Circuit High | Easy |
| C054D | Vacuum Sensor B Circuit/Open | Easy |
| C054E | Vacuum Sensor B Range/Performance | Medium |
| C054F | Vacuum Sensor B Circuit Low | Easy |
| C0550 | Vacuum Sensor B Circuit High | Easy |
| C0551 | Longitudinal Acceleration Sensor Circuit/Open | Medium |
| C0552 | Longitudinal Acceleration Sensor Range/Performance | Medium |
| C0553 | Longitudinal Acceleration Sensor Circuit Low | Medium |
| C0554 | Longitudinal Acceleration Sensor Circuit High | Medium |
| C0555 | Left Front Wheel Speed Sensor A Incorrect Component Installed | Easy |
| C0556 | Right Front Wheel Speed Sensor A Incorrect Component Installed | Easy |
| C0557 | Left Rear Wheel Speed Sensor A Incorrect Component Installed | Medium |
| C0558 | Right Rear Wheel Speed Sensor A Incorrect Component Installed | Medium |
| C0559 | Power Steering Control Module Range/Performance – Rear | Workshop only |
| C055A | ABS Pump Motor Supply Voltage Circuit A High | Medium |
| C055B | ABS Pump Motor Supply Voltage Circuit A Low | Easy |
| C055C | ABS Pump Motor Supply Voltage Circuit A Range/Performance | Medium |
| C055D | Brake Hydraulic Circuit B Leak | Hard |
| C055E | Brake Hydraulic Circuit A Leak | Hard |
| C055F | BSCM/EBBC Hydraulic Unit Performance | Workshop only |
| C0560 | Brake Pressure Sensor A Missing Calibration | Medium |
| C0561 | Vacuum Sensor A/B Correlation | Medium |
| C0562 | Brake Pedal Position Sensor Supply Voltage Circuit/Open | Medium |
| C0563 | ABS Control Module Performance | Workshop only |
| C0564 | ABS Control Module System Voltage Low | Easy |
| C0565 | ABS Control Module System Voltage High | Medium |
| C0566 | Brake Booster Solenoid Circuit/Open | Medium |
| C0567 | Brake Booster Solenoid Circuit Low | Medium |
| C0568 | Brake Booster Solenoid Circuit High | Medium |
| C0569 | Brake Booster Solenoid Circuit Performance | Medium |
| C056A | Brake Booster Pressure Sensor Power Supply Circuit | Medium |
| C056B | Brake Pressure Sensor A Intermittent/Erratic | Medium |
| C056C | Brake Pressure Sensor B Intermittent/Erratic | Medium |
| C056D | Brake Pedal Position Sensor Supply Voltage Circuit Low | Medium |
| C056E | Brake Pedal Position Sensor Supply Voltage Circuit High | Medium |
| C056F | Brake Booster Travel Sensor Circuit Low | Hard |
| C0570 | Brake Booster Travel Sensor Circuit High | Hard |
| C0571 | Brake Pressure Sensor C Circuit Low | Hard |
| C0572 | Brake Pressure Sensor C Circuit High | Hard |
| C0573 | Brake Pressure Sensor C Circuit/Open | Medium |
| C0574 | Brake Pressure Sensor C Circuit Range/Performance | Hard |
| C0575 | Brake Pressure Sensor D Circuit Low | Hard |
| C0576 | Brake Pressure Sensor D Circuit High | Hard |
| C0577 | Brake Pressure Sensor D Circuit/Open | Medium |
| C0578 | Brake Pressure Sensor D Circuit Range/Performance | Hard |
| C0579 | Brake Booster Temperature Sensor B Circuit Low | Hard |
| C057A | Brake Booster Temperature Sensor B Circuit High | Hard |
| C057B | Brake Booster Temperature Sensor B Circuit/Open | Hard |
| C057C | Brake Booster Temperature Sensor B Circuit Range/Performance | Hard |
| C057D | Brake Booster Temperature Sensor Circuit B Intermittent/Erratic | Hard |
| C057E | Brake Booster Temperature Sensor A/B Correlation | Hard |
| C057F | Brake Booster Motor A Phase U-V-W Circuit/Open | Hard |
| C0580 | Brake Booster Motor A Phase U-V-W Circuit Low | Hard |
| C0581 | Brake Booster Motor A Phase U-V-W Circuit High | Hard |
| C0582 | Brake Booster Motor A Phase U-V-W Circuit Range/Performance | Workshop only |
| C0583 | Brake Booster Motor B Phase U-V-W Circuit/Open | Hard |
| C0584 | Brake Booster Motor B Phase U-V-W Circuit Low | Hard |
| C0585 | Brake Booster Motor B Phase U-V-W Circuit High | Hard |
| C0586 | Brake Booster Motor B Phase U-V-W Circuit Range/Performance | Workshop only |
| C0587 | Brake Booster Motor A Position Sensor Circuit/Open | Hard |
| C0588 | Brake Booster Motor A Position Sensor Circuit Low | Hard |
| C0589 | Brake Booster Motor A Position Sensor Circuit High | Hard |
| C058A | Brake Booster Motor A Position Sensor Circuit Range/Performance | Workshop only |
| C058B | Brake Booster Motor B Position Sensor Circuit/Open | Hard |
| C058C | Brake Booster Motor B Position Sensor Circuit Low | Hard |
| C058D | Brake Booster Motor B Position Sensor Circuit High | Hard |
| C058E | Brake Booster Motor B Position Sensor Circuit Range/Performance | Workshop only |
| C058F | Regeneration Torque Performance | Hard |
| C0590 | Brake Booster Motor A Phase U-V-W Current High | Workshop only |
| C0591 | Brake Booster Motor A Phase U-V-W Current Low | Workshop only |
| C0592 | Brake Booster Motor B Phase U-V-W Current High | Workshop only |
| C0593 | Brake Booster Motor B Phase U-V-W Current Low | Workshop only |
| C0594 | Brake Booster Motor A Performance | Workshop only |
| C0595 | Brake Booster Internal Power Driver Range/Performance | Workshop only |
| C0596 | Brake Booster Motor A Current Sensor Circuit Range/Performance | Workshop only |
| C0597 | Brake System Control Module A Performance | Workshop only |
| C0598 | Brake System Control Module B Performance | Workshop only |
| C0599 | Brake Booster Control Module Missing Calibration | Workshop only |
| C059A | Power Steering Control Module - Rear Missing Calibration | Workshop only |
| C059B | Brake Pressure Sensor B Missing Calibration | Workshop only |
| C059C | Brake Pressure Sensor C Missing Calibration | Workshop only |
| C059D | Brake Pressure Sensor D Missing Calibration | Workshop only |
| C059E | Brake Pressure Sensor E Missing Calibration | Workshop only |
| C059F | Brake Pressure Sensor E Circuit Low | Hard |
| C05A0 | Brake Pressure Sensor E Circuit High | Hard |
| C05A1 | Brake Pressure Sensor E Circuit/Open | Medium |
| C05A2 | Brake Pressure Sensor E Range/Performance | Hard |
| C05A3 | Wheel Speed Sensors Supply Circuit High | Medium |
| C05A4 | Wheel Speed Sensors Supply Circuit Low | Medium |
| C05A5 | ABS Pump Motor Supply Voltage B Circuit/Open | Medium |
| C05A6 | ABS Pump Motor Supply Voltage B Circuit High | Medium |
| C05A7 | ABS Pump Motor Supply Voltage B Circuit Low | Easy |
| C05A8 | ABS Pump Motor Supply Voltage B Circuit Range/Performance | Medium |
| C05A9 | ABS Pump Motor Supply Voltage Circuit A/B Correlation | Medium |
| C05AA | ABS Pump Motor Temperature Too High | Hard |
| C05AB | Brake Blending Separation Valve Performance | Workshop only |
| C05AC | Brake Blending Separation Valve Stuck Closed | Workshop only |
| C05AD | Brake Blending System Performance | Workshop only |
| C05AE | ABS Pump Motor Calibration Not Learned | Hard |
| C05AF | Brake Booster Motor B Current Sensor Circuit Range/Performance | Workshop only |
| C05B0 | Brake Hydraulic Circuit C Leak | Hard |
| C05B1 | Brake Hydraulic Circuit D Leak | Hard |
| C05B2 | Steering Wheel Angle Sensor Signal - Yaw Rate Sensor Signal Correlation | Medium |
| C05B3 | Brake Booster Temperature Sensor C Circuit Low | Hard |
| C05B4 | Brake Booster Temperature Sensor C Circuit High | Hard |
| C05B5 | Brake Booster Temperature Sensor C Circuit/Open | Hard |
| C05B6 | Brake Booster Temperature Sensor C Circuit Range/Performance | Hard |
| C05B7 | Brake Booster Temperature Sensor C Circuit Intermittent/Erratic | Hard |
| C05B8 | Brake Booster Motor A Position Sensor Supply Circuit/Open | Hard |
| C05B9 | Brake Booster Motor A Position Sensor Supply Circuit Low | Hard |
| C05BA | Brake Booster Motor A Position Sensor Supply Circuit High | Hard |
| C05BB | Brake Booster Motor A Position Sensor Supply Circuit Range/Performance | Workshop only |
| C05BC | Brake Booster Motor B Position Sensor Supply Circuit/Open | Hard |
| C05BD | Brake Booster Motor B Position Sensor Supply Circuit Low | Hard |
| C05BE | Brake Booster Motor B Position Sensor Supply Circuit High | Hard |
| C05BF | Brake Booster Motor B Position Sensor Supply Circuit Range/Performance | Hard |
| C05C0 | Brake Pedal Position Sensor A Not Learned | Medium |
| C05C1 | Brake Pedal Position Sensor B Not Learned | Medium |
| C05C2 | Brake Booster Motor A Over Temperature | Hard |
| C05C3 | Brake Booster Motor A Supply Circuit | Medium |
| C05C4 | Brake Pressure Sensor F Missing Calibration | Medium |
| C05C5 | Brake Pressure Sensor F Circuit Range/Performance | Medium |
| C05C6 | Brake Pressure Sensor F Circuit Low | Medium |
| C05C7 | Brake Pressure Sensor F Circuit High | Medium |
| C05C8 | Brake Pressure Sensor F Circuit/Open | Medium |
| C05C9 | Brake Pressure Sensor Supply Circuit | Medium |
| C05CA | Brake Master Cylinder Piston Position Sensor A Circuit Voltage High | Hard |
| C05CB | Brake Master Cylinder Piston Position Sensor A Circuit Voltage Low | Hard |
| C05CC | Brake Master Cylinder Piston Position Sensor A Circuit Range/Performance | Hard |
| C05CD | Brake Master Cylinder Piston Position Sensor B Circuit Voltage High | Hard |
| C05CE | Brake Master Cylinder Piston Position Sensor B Circuit Voltage Low | Hard |
| C05CF | Brake Master Cylinder Piston Position Sensor B Circuit Range/Performance | Hard |
| C05D0 | Brake Master Cylinder Piston Position Sensor A/B Correlation | Hard |
| C05D1 | Brake Master Cylinder Piston Position Sensor Supply Circuit | Hard |
| C05D2 | Master Cylinder Piston Position Higher Than Expected | Hard |
| C05D3 | Driver Applied Pressure Higher Than Expected | Hard |
| C05D4 | Brake Master Cylinder Piston Position Sensor Calibration Not Learned | Medium |
| C05D5 | Brake Master Cylinder Cut Off Valve | Workshop only |
| C05D6 | Power Steering Control Module Processor Performance | Medium |
| C05D7 | Brake Transmission Shift Interlock (BTSI) Control Circuit | Medium |
| C05D8 | 4WD/AWD Clutch A Actuator Control Circuit/Open | Medium |
| C05D9 | 4WD/AWD Clutch A Actuator Control Circuit Performance | Medium |
| C05DA | 4WD/AWD Clutch A Actuator Control Circuit Low | Medium |
| C05DB | 4WD/AWD Clutch A Actuator Control Circuit High | Medium |
| C05DC | 4WD/AWD Clutch A Temperature Too High | Easy |
| C05DD | 4WD/AWD Clutch A Performance/Stuck Disengaged | Hard |
| C05DE | 4WD/AWD Clutch A Stuck Engaged | Hard |
| C05DF | 4WD/AWD Clutch A Engagement Fault | Hard |
| C05E0 | 4WD/AWD Clutch A Position Sensor Circuit | Medium |
| C05E1 | 4WD/AWD Clutch A Position Sensor Circuit Range/Performance | Medium |
| C05E2 | 4WD/AWD Clutch A Position Sensor Circuit Low | Medium |
| C05E3 | 4WD/AWD Clutch A Position Sensor Circuit High | Medium |
| C05E4 | 4WD/AWD Clutch A Position Sensor Circuit Intermittent | Medium |
| C05E5 | 4WD/AWD Clutch A Position Not Learned | Medium |
| C05E6 | 4WD/AWD Clutch A Position Control Error | Hard |
| C05E7 | 4WD/AWD Clutch B Actuator Control Circuit/Open | Medium |
| C05E8 | 4WD/AWD Clutch B Actuator Control Circuit Performance | Medium |
| C05E9 | 4WD/AWD Clutch B Actuator Control Circuit Low | Medium |
| C05EA | 4WD/AWD Clutch B Actuator Control Circuit High | Medium |
| C05EB | 4WD/AWD Clutch B Temperature Too High | Easy |
| C05EC | 4WD/AWD Clutch B Performance/Stuck Disengaged | Hard |
| C05ED | 4WD/AWD Clutch B Stuck Engaged | Hard |
| C05EE | 4WD/AWD Clutch B Engagement Fault | Hard |
| C05EF | 4WD/AWD Clutch B Position Control Error | Hard |
| C05F0 | Rear Drive Shaft Speed Sensor Circuit Low | Medium |
| C05F1 | Rear Drive Shaft Speed Sensor Circuit High | Medium |
| C05F2 | Rear Drive Shaft Speed Sensor Circuit Intermittent | Medium |
| C05F3 | Rear Drive Shaft Speed Sensor Circuit | Medium |
| C05F4 | Rear Drive Shaft Speed Sensor Circuit Range/Performance | Medium |
| C05F5 | 4WD/AWD Range Actuator Control Circuit/Open | Medium |
| C05F6 | 4WD/AWD Range Actuator Control Circuit Performance | Medium |
| C05F7 | 4WD/AWD Range Actuator Control Circuit Low | Medium |
| C05F8 | 4WD/AWD Range Actuator Control Circuit High | Medium |
| C05F9 | 4WD/AWD Range Actuator Temperature Too High | Easy |
| C05FA | 4WD/AWD Range Actuator Performance/Stuck | Hard |
| C05FB | 4WD/AWD Range Actuator Position Sensor Circuit | Medium |
| C05FC | 4WD/AWD Range Actuator Position Sensor Circuit Range/Performance | Medium |
| C05FD | 4WD/AWD Range Actuator Position Sensor Circuit Low | Medium |
| C05FE | 4WD/AWD Range Actuator Position Sensor Circuit High | Medium |
| C05FF | 4WD/AWD Range Actuator Position Not Learned | Medium |