Category: OBDii Chassis Codes

C0274 Short to B+ in ABS Motor Relay Circuit Possible causes – ABS motor relay – ABS motor relay circuit

C0274 Short to B+ in ABS Motor Relay Circuit Possible causes – ABS motor relay – ABS motor relay circuit

C0278 Open or Short Circuit in ABS Solenoid Relay Circuit Possible causes – Brake actuator (skid control ECU)– ABS solenoid relay circuit What about the obd code? When solenoid relay is turned on, relay contact is off for 0.2 seconds or longer. Symptoms – ABS Warning Light ON

C0279 Short to B+ in ABS Solenoid Relay Circuit Possible causes – Brake actuator (skid control ECU) – ABS solenoid relay circuit

C0279 Short to B+ in ABS Solenoid Relay Circuit Possible causes – Brake actuator (skid control ECU) – ABS solenoid relay circuit

C1097 ABS Hydraulic Pump Motor Circuit Short To Ground

C0236 Missing Rear Speed Sensor Signal Possible causes – Faulty Rear Speed Sensor– Rear Speed Sensor harness is open or shorted– Rear Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0236 OBD Code Description As the wheel spins, the wheel speed sensor produces an Alternating Current (AC) signal. The…

C0237 Erratic Rear Speed Signal Possible causes – Faulty Rear Speed Sensor– Rear Speed Sensor harness is open or shorted– Rear Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0237 OBD Code Description As the wheel spins, the wheel speed sensor produces an Alternating Current (AC) signal. The Electronic…

C0238 Wheel Speed Mismatch Possible causes – Faulty Front or Rear Speed Sensor– Front or Rear Speed Sensor harness is open or shorted– Front or Rear Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0238 OBD Code Description As the wheel spins, the wheel speed sensor produces an Alternating…

C0246 SRR Solenoid Circuit Possible causes – Brake actuator – SRRR or SRRH circuit

C0256 SRL Solenoid Circuit Possible causes – Brake actuator – SRLR or SRLH circuit

C0205 Left Front Wheel Speed Sensor Signal Malfunction Possible causes – Faulty Left Front Speed Sensor– Left Front Speed Sensor harness is open or shorted– Left Front Speed Sensor circuit poor electrical connection– Left Front Speed Sensor rotor– Sensor installation– Brake actuator (skid control ECU) Symptoms – ABS warning light ON C0205 OBD Code Description…

C0210 Right Rear Wheel Speed Sensor Signal Malfunction Possible causes – Faulty Right Rear Speed Sensor– Right Rear Speed Sensor harness is open or shorted– Right Rear Speed Sensor circuit poor electrical connection– Right Rear Speed Sensor rotor– Sensor installation– Brake actuator (skid control ECU) Symptoms – ABS warning light ON C0210 OBD Code Description…

C0215 Left Rear Wheel Speed Sensor Signal Malfunction Possible causes – Faulty Left Rear Speed Sensor– Left Rear Speed Sensor harness is open or shorted– Left Rear Speed Sensor circuit poor electrical connection– Left Rear Speed Sensor rotor– Sensor installation– Brake actuator (skid control ECU) Symptoms – ABS warning light ON C0215 OBD Code Description…

C0221 Right Front Speed Sensor or Circuit Open Possible causes – Faulty Right Front Speed Sensor– Right Front Speed Sensor harness is open or shorted– Right Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0221 OBD Code Description As the wheel spins, the wheel speed sensor produces an…

C0222 Missing Right Front Speed Signal Possible causes – Faulty Right Front Speed Sensor– Right Front Speed Sensor harness is open or shorted– Right Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0222 OBD Code Description As the wheel spins, the wheel speed sensor produces an Alternating Current…

C0223 Erratic Right Front Speed Sensor Possible causes – Faulty Right Front Speed Sensor– Right Front Speed Sensor harness is open or shorted– Right Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0223 OBD Code Description As the wheel spins, the wheel speed sensor produces an Alternating Current…

C0225 Left Front Speed Sensor or Circuit Open Possible causes – Faulty Left Front Speed Sensor– Left Front Speed Sensor harness is open or shorted– Left Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0225 OBD Code Description As the wheel spins, the wheel speed sensor produces an…

C0226 Missing Left Front Speed Signal Possible causes – Faulty Left Front Speed Sensor– Left Front Speed Sensor harness is open or shorted– Left Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0226 OBD Code Description As the wheel spins, the wheel speed sensor produces an Alternating Current…

C0227 Erratic Left Front Speed Sensor Possible causes – Faulty Left Front Speed Sensor– Left Front Speed Sensor harness is open or shorted– Left Front Speed Sensor circuit poor electrical connection– Faulty EBCM Symptoms – ABS Warning Light ON C0227 OBD Code Description As the wheel spins, the wheel speed sensor produces an Alternating Current…