Problem Symptoms Table
VEHICLE STABILITY CONTROL SYSTEM:
| Symptom | Suspected Area | Reference |
|---|---|---|
| ABS, BA and EBD do not operate | 1. Check the DTC again and make sure that the normal code is output. | Refer to DTC CHECK / CLEAR |
| 2. IG power source circuit and ground circuit. | Refer to DTC C1241/41: Low Battery Positive Voltage | |
| 3. Speed sensor circuit (Front) | Refer to DTC C0200/31: Right Front Wheel Speed Sensor Signal; DTC C0205/32: Front Speed Sensor LH Circuit; DTC C1235/35: Foreign Object is Attached on Tip of Front Speed Sensor RH; DTC C1236/36: Foreign Object is Attached on Tip of Front Speed Sensor LH | |
| 4. Speed sensor circuit (Rear) | Refer to DTC C0210/33: Right Rear Wheel Speed Sensor Signal; DTC C0215/34: Rear Speed Sensor LH Circuit; DTC C1238/38: Foreign Object is Attached on Tip of Rear Speed Sensor RH; DTC C1239/39: Foreign Object is Attached on Tip of Rear Speed Sensor LH | |
| 5. Check the brake actuator assembly with Techstream. | Refer to ON-VEHICLE INSPECTION | |
| 6. If the symptoms still occur even after the above circuits in suspected areas are inspected and proved to be normal, replace the brake actuator assembly (skid control ECU). | Refer to REMOVAL | |
| ABS, BA and EBD do not operate efficiently | 1. Check the DTC again and make sure that the normal code is output. | Refer to DTC CHECK / CLEAR |
| 2. Speed sensor circuit (Front) | Refer to DTC C0200/31: Right Front Wheel Speed Sensor Signal; DTC C0205/32: Front Speed Sensor LH Circuit; DTC C1235/35: Foreign Object is Attached on Tip of Front Speed Sensor RH; DTC C1236/36: Foreign Object is Attached on Tip of Front Speed Sensor LH | |
| 3. Speed sensor circuit (Rear) | Refer to DTC C0210/33: Right Rear Wheel Speed Sensor Signal; DTC C0215/34: Rear Speed Sensor LH Circuit; DTC C1238/38: Foreign Object is Attached on Tip of Rear Speed Sensor RH; DTC C1239/39: Foreign Object is Attached on Tip of Rear Speed Sensor LH | |
| 4. Stop light switch circuit | Refer to DTC C1249/49: Open in Stop Light Switch Circuit | |
| 5. Check the brake actuator assembly with Techstream. | Refer to ON-VEHICLE INSPECTION | |
| 6. If the symptoms still occur even after the above circuits in suspected areas are inspected and proved to be normal, replace the brake actuator assembly (skid control ECU). | Refer to REMOVAL | |
| ABS warning light abnormal (Remains on) | 1. ABS warning light circuit | Refer to ABS Warning Light Remains ON |
| 2. Brake actuator assembly (Skid control ECU) | Refer to REMOVAL | |
| ABS warning light abnormal (Does not come on) | 1. ABS warning light circuit | Refer to ABS Warning Light does not Come ON |
| 2. Brake actuator assembly (Skid control ECU) | Refer to REMOVAL | |
| BRAKE warning light abnormal | 1. BRAKE warning light circuit | Refer to Brake Warning Light Remains ON |
| 2. Brake actuator assembly (Skid control ECU) | Refer to REMOVAL | |
| DTC of ABS check cannot be done | 1. Check the DTC again and make sure that the normal code is output. | Refer to DTC CHECK / CLEAR |
| 2. TC and CG terminal circuit | Refer to TC and CG Terminal Circuit | |
| 3. If the symptoms still occur even after the above circuits in suspected areas are inspected and proved to be normal, replace the brake actuator assembly (skid control ECU). | Refer to REMOVAL | |
| Sensor signal check cannot be done | 1. TS and CG terminal circuit | Refer to TS and CG Terminal Circuit |
| 2. Brake actuator assembly (Skid control ECU) | Refer to REMOVAL | |
| VSC and/or TRAC does not operate | 1. Check the DTC again and make sure that the normal code is output. | Refer to DTC CHECK / CLEAR |
| 2. IG power source circuit and ground circuit. | Refer to DTC C1241/41: Low Battery Positive Voltage | |
| 3. Check the hydraulic circuit for leakage. | - | |
| 4. Speed sensor circuit (Front) | Refer to DTC C0200/31: Right Front Wheel Speed Sensor Signal; DTC C0205/32: Front Speed Sensor LH Circuit; DTC C1235/35: Foreign Object is Attached on Tip of Front Speed Sensor RH; DTC C1236/36: Foreign Object is Attached on Tip of Front Speed Sensor LH | |
| 5. Speed sensor circuit (Rear) | Refer to DTC C0210/33: Right Rear Wheel Speed Sensor Signal; DTC C0215/34: Rear Speed Sensor LH Circuit; DTC C1238/38: Foreign Object is Attached on Tip of Rear Speed Sensor RH; DTC C1239/39: Foreign Object is Attached on Tip of Rear Speed Sensor LH | |
| 6. Yaw rate and deceleration sensor circuit (Zero point calibration malfunction) | Refer to DTC C1210/36: Zero Point Calibration of Yaw Rate Sensor Undone; DTC C1336/39: Zero Point Calibration of Acceleration Sensor Undone | |
| 7. Yaw rate and deceleration sensor circuit (Sensor malfunction) | Refer to DTC C1232/32: Stuck in Deceleration Sensor; DTC C1234/34: Yaw Rate Sensor Malfunction; DTC C1243/43: Acceleration Sensor Stuck Malfunction; DTC C1244/44: Open or Short in Deceleration Sensor Circuit; DTC C1245/45: Acceleration Sensor Output Malfunction; DTC C1381/97: Acceleration Sensor Power Supply Voltage Malfunction | |
| 8. Steering angle sensor circuit (Zero point calibration malfunction) | Refer to DTC C1290/66: Steering Angle Sensor Zero Point Malfunction | |
| 9. Steering angle sensor circuit (Sensor malfunction) | Refer to DTC C1231/31: Steering Angle Sensor Circuit Malfunction | |
| 10. If the symptoms still occur even after the above circuits in suspected areas are inspected and proved to be normal, replace the brake actuator assembly (skid control ECU). | Refer to REMOVAL | |
| SLIP indicator light abnormal (Remains on) | 1. SLIP indicator light circuit | Refer to Slip Indicator Light Remains ON |
| 2. Brake actuator assembly (Skid control ECU) | Refer to REMOVAL | |
| SLIP indicator light abnormal (Does not come on) | 1. SLIP indicator light circuit | Refer to Slip Indicator Light does not Come ON |
| 2. Brake actuator assembly (Skid control ECU) | Refer to REMOVAL | |
| TRAC OFF indicator light abnormal (Remains on) | 1. TRAC OFF indicator light circuit | Refer to TRAC OFF Indicator Light Remains ON |
| 2. Brake actuator assembly (Skid control ECU) | Refer to REMOVAL | |
| TRAC OFF indicator light abnormal (Does not come on) | 1. TRAC OFF indicator light circuit | Refer to TRAC OFF Indicator Light does not Come ON |
| 2. Brake actuator assembly (Skid control ECU) | Refer to REMOVAL | |
| DTC of VSC check cannot be done | 1. Check the DTC again and make sure that the normal code is output. | Refer to DTC CHECK / CLEAR |
| 2. TC and CG terminal circuit | Refer to TC and CG Terminal Circuit | |
| 3. If the symptoms still occur even after the above circuits in suspected areas are inspected and proved to be normal, replace the brake actuator assembly (skid control ECU). | Refer to REMOVAL | |
| VSC warning light abnormal (Remains on) | 1. VSC warning light circuit | Refer to VSC Warning Light Remains ON |
| 2. Brake actuator assembly (Skid control ECU) | Refer to REMOVAL | |
| VSC warning light abnormal (Does not come on) | 1. VSC warning light circuit | Refer to VSC Warning Light does not Come ON |
| 2. Brake actuator assembly (Skid control ECU) | Refer to REMOVAL |