All OBD2 Diagnostic Codes
Browse our complete database of 16000 diagnostic trouble codes.
C0300: Wheel Speed Sensor Malfunction
The wheel speed sensor malfunction code indicates that the vehicle's anti-lock braking system (ABS) or traction control system (TCS) has detected an issue with one or more wheel speed sensors.
C0301: ABS System Malfunction
The ABS system has detected a malfunction, likely due to a faulty wheel speed sensor or a problem with the ABS module.
C0302: Brake System Malfunction
This code indicates a malfunction in the brake system, possibly due to a faulty brake sensor, faulty brake switch, or a problem with the brake fluid level.
C0303: Rear Suspension Strut or Shock Absorber Fault
This code indicates a fault in the rear suspension strut or shock absorber, which can cause uneven tire wear, reduced ride quality, and potentially affect vehicle stability.
C0304: Steering Column Position Sensor Circuit Malfunction
The power steering column position sensor circuit has malfunctioned, causing the vehicle's computer to detect an issue with the steering system.
C0305: Electronic Stability Control (ESC) Malfunction
The Electronic Stability Control (ESC) system has detected a malfunction, which may cause the vehicle to lose traction or stability.
C0306: Traction Control System Malfunction
The traction control system has detected a malfunction, which may be caused by a faulty wheel speed sensor, a problem with the traction control module, or a faulty ABS sensor.
C0307: Wheel Speed Sensor Malfunction
The wheel speed sensor malfunction code indicates a problem with the wheel speed sensor circuit, which can cause issues with the anti-lock braking system (ABS) and traction control system (TCS).
C0308: Anti-lock Brake System (ABS) Pump Control Module Circuit Malfunction
The ABS pump control module circuit has malfunctioned, preventing the ABS system from functioning properly.
C0309: Brake System Pressure Sensor Circuit Malfunction
The brake system pressure sensor circuit has malfunctioned, indicating a problem with the brake system's ability to regulate pressure.
C0310: Suspension Damper or Mount Fault
This code indicates a problem with the suspension damper or mount, which can cause uneven tire wear, vibrations, and reduced handling.
C0311: Steering Column Position Sensor Circuit Malfunction
The power steering control module has detected a malfunction in the steering column position sensor circuit, which may cause erratic steering behavior or difficulty turning the wheels.
C0312: Electronic Stability Control (ESC) Malfunction
The Electronic Stability Control (ESC) system has detected a malfunction, which may cause the vehicle to lose traction or stability.
C0313: Traction Control System Malfunction
The traction control system has malfunctioned, likely due to a faulty wheel speed sensor or a problem with the traction control module.
C0314: Wheel Speed Sensor Malfunction
The wheel speed sensor malfunction code indicates a problem with the wheel speed sensor circuit, which can cause issues with the vehicle's anti-lock braking system (ABS) and traction control system.
C0315: Anti-lock Brake System (ABS) Pump Control Module (PCM) Malfunction
The ABS system has detected a malfunction in the pump control module, which regulates the ABS pump's operation. This code indicates a problem with the pump's electrical circuit or the PCM's ability to control it.
C0316: Brake System Malfunction
The C0316 code indicates a malfunction in the brake system, likely due to a faulty brake sensor or wiring issue.
C0317: Rear Suspension Strut Friction Bushing Fault
This code indicates a fault in the rear suspension strut friction bushing, which can cause uneven tire wear, vibration, and noise.
C0318: Steering Column Position Sensor Circuit Malfunction
The power steering control module has detected a malfunction in the steering column position sensor circuit, which may cause erratic steering behavior or difficulty turning the wheels.
C0319: Electronic Stability Control (ESC) Malfunction
The Electronic Stability Control (ESC) system has detected a malfunction, which may cause the vehicle to lose traction or stability.
C0320: Traction Control Malfunction
The traction control system has malfunctioned, likely due to a faulty wheel speed sensor or a problem with the traction control module.
C0321: Wheel Speed Sensor Malfunction
The wheel speed sensor malfunction code indicates that the vehicle's anti-lock braking system (ABS) has detected an issue with one or more wheel speed sensors, which are responsible for monitoring wheel speed and rotation.
C0322: ABS System Malfunction
The ABS system has detected a malfunction in the wheel speed sensor circuit, which may cause the ABS system to malfunction or not function at all.
C0323: Brake System Pressure Sensor Circuit Malfunction
The brake system pressure sensor circuit has malfunctioned, indicating a problem with the brake system's ability to regulate pressure.
C0324: Rear Suspension Control Arm Fracture
This code indicates a fracture in the rear suspension control arm, which can cause uneven tire wear, vibration, and loss of vehicle stability.
C0325: Steering Column Position Sensor Circuit Malfunction
The power steering control module has detected a malfunction in the steering column position sensor circuit, which may cause erratic steering behavior or difficulty turning the wheels.
C0326: Electronic Stability Control (ESC) Malfunction
The Electronic Stability Control (ESC) system has detected a malfunction, which may cause loss of traction and stability.
C0327: Traction Control Malfunction
The traction control system has malfunctioned, likely due to a faulty wheel speed sensor or a problem with the traction control module.
C0328: Wheel Speed Sensor Malfunction
This code indicates a problem with one or more wheel speed sensors, which monitor wheel rotation speed and send signals to the vehicle's computer. The sensor(s) may be faulty, dirty, or damaged.
C0329: ABS System Malfunction
The ABS system has malfunctioned, likely due to a faulty wheel speed sensor or a problem with the ABS module.
C0330: Brake System Malfunction
This code indicates a malfunction in the brake system, such as a faulty brake sensor or a problem with the brake fluid level.
C0331: Rear Suspension Strut or Shock Absorber Fault
This code indicates a fault in the rear suspension strut or shock absorber, which can cause uneven tire wear, reduced ride quality, and decreased handling.
C0332: Steering Column Position Sensor Circuit Malfunction
The power steering control module has detected a malfunction in the steering column position sensor circuit, which may cause issues with steering column movement and position.
C0333: Electronic Stability Control (ESC) Malfunction
The Electronic Stability Control (ESC) system has detected a malfunction, which may cause the vehicle to lose traction or stability.
C0334: Traction Control System Malfunction
The traction control system has malfunctioned, likely due to a faulty wheel speed sensor or a problem with the traction control module.
C0335: Wheel Speed Sensor Malfunction
The wheel speed sensor malfunction code indicates that the vehicle's anti-lock braking system (ABS) has detected an issue with one or more wheel speed sensors, which are responsible for monitoring wheel speed and rotation.
C0336: ABS System Malfunction
The ABS system has malfunctioned, likely due to a faulty wheel speed sensor or a problem with the ABS module.
C0337: Brake System Malfunction
This code indicates a malfunction in the brake system, such as a faulty brake sensor or a problem with the brake fluid level.
C0338: Suspension Damper or Mount Fault
This code indicates a fault in the suspension damper or mount, which can cause uneven tire wear, vibrations, and reduced handling.
C0339: Electric Power Steering (EPS) System Fault
The C0339 code indicates a fault in the Electric Power Steering (EPS) system, which may cause the vehicle's steering to become difficult or unresponsive.
C0340: Electronic Stability Control (ESC) Malfunction
The Electronic Stability Control (ESC) system has detected a malfunction, which may cause the vehicle to lose traction or stability.
C0341: Traction Control System Malfunction
The traction control system has malfunctioned, likely due to a faulty wheel speed sensor or a problem with the traction control module.
C0342: Wheel Speed Sensor Malfunction
The wheel speed sensor malfunction code indicates that the vehicle's anti-lock braking system (ABS) has detected an issue with one or more wheel speed sensors, which are used to monitor wheel speed and rotation.
C0343: ABS System Malfunction
The ABS system has malfunctioned, likely due to a faulty wheel speed sensor or a problem with the ABS module.
C0344: Brake System Malfunction
This code indicates a malfunction in the brake system, such as a faulty brake sensor or a problem with the brake fluid level.
C0345: Left Front Suspension Strut Friction Bushing Fault
This code indicates a faulty friction bushing in the left front suspension strut, which can cause uneven tire wear, vibration, and noise.
C0346: Electric Power Steering (EPS) System Fault
The C0346 code indicates a fault in the Electric Power Steering (EPS) system, which may cause the steering to become difficult or unresponsive.
C0347: Electronic Stability Control (ESC) Malfunction
The Electronic Stability Control (ESC) system has detected a malfunction, which may cause the vehicle to lose traction or stability.
C0348: Traction Control System Malfunction
The traction control system has malfunctioned, likely due to a faulty wheel speed sensor or a problem with the traction control module.
C0349: Wheel Speed Sensor Malfunction
The wheel speed sensor malfunction code indicates that the vehicle's anti-lock braking system (ABS) has detected an issue with one or more wheel speed sensors, which may cause the ABS to malfunction.