Problem Symptoms Table
If a normal code is displayed during the DTC check but the problem still occurs, check the circuits for each problem symptom in the order given in the table below and proceed to the relevant troubleshooting page.
NOTE:
When replacing the skid control ECU, sensor or etc., turn the ignition switch to OFF.
VEHICLE STABILITY CONTROL SYSTEM
VEHICLE STABILITY CONTROL - PROBLEM SYMPTOMS
| Symptom | Suspected Area | See Reference |
|---|---|---|
| ABS, BA and/or EBD does not operate | 1. Check for DTCs again and make sure that normal system code displayed. | DTC CHECK/CLEAR |
| 2. IG power source circuit | DTC C1241/41 LOW BATTERY POSITIVE VOLTAGE | |
| 3. Speed sensor circuit | DTC C0200/31 RIGHT FRONT WHEEL SPEED SENSOR SIGNAL MALFUNCTION; DTC C0205/32 LEFT FRONT WHEEL SPEED SENSOR SIGNAL MALFUNCTION; DTC C0210/33 RIGHT REAR WHEEL SPEED SENSOR SIGNAL MALFUNCTION; DTC C0215/34 LEFT REAR WHEEL SPEED SENSOR SIGNAL MALFUNCTION | |
| 4. Check hydraulic brake booster using Techstream (Check hydraulic brake booster operation using active test function) If abnormal, check hydraulic circuit for leakage | BRAKE ACTUATOR (W/O VSC) | |
| 5. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| ABS, BA and/or EBD does not operate efficiently | 1. Check for DTCs again and make sure that normal system code displayed. | DTC CHECK/CLEAR |
| 2. Speed sensor circuit | DTC C0200/31 RIGHT FRONT WHEEL SPEED SENSOR SIGNAL MALFUNCTION; DTC C0205/32 LEFT FRONT WHEEL SPEED SENSOR SIGNAL MALFUNCTION; DTC C0210/33 RIGHT REAR WHEEL SPEED SENSOR SIGNAL MALFUNCTION; DTC C0215/34 LEFT REAR WHEEL SPEED SENSOR SIGNAL MALFUNCTION | |
| 3. Stop light switch circuit | DTC C1249/49 OPEN IN STOP LIGHT SWITCH CIRCUIT | |
| 4. Check hydraulic brake booster using Techstream (Check hydraulic brake booster operation using active test function) If abnormal, check hydraulic circuit for leakage | - | |
| 5. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| VSC and/or TRC does not operate | 1. Check for DTCs again and make sure that normal system code displayed. | DTC CHECK/CLEAR |
| 2. IG power source circuit | DTC C1241/41 LOW BATTERY POSITIVE VOLTAGE | |
| 3. Check hydraulic circuit for leakage | - | |
| 4. Speed sensor circuit | DTC C0200/31 RIGHT FRONT WHEEL SPEED SENSOR SIGNAL MALFUNCTION; DTC C0205/32 LEFT FRONT WHEEL SPEED SENSOR SIGNAL MALFUNCTION; DTC C0210/33 RIGHT REAR WHEEL SPEED SENSOR SIGNAL MALFUNCTION; DTC C0215/34 LEFT REAR WHEEL SPEED SENSOR SIGNAL MALFUNCTION | |
| 5. Yaw rate and deceleration sensor circuit | 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 | |
| 6. Steering sensor circuit | DTC C1231/31 STEERING ANGLE SENSOR CIRCUIT MALFUNCTION; DTC C1290/66 STEERING ANGLE SENSOR ZERO POINT MALFUNCTION | |
| 7. VSC OFF switch circuit | VSC OFF INDICATOR LIGHT REMAINS ON | |
| 8. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| AUTO LSD does not operate | 1. Check for DTCs again and make sure that normal system code displayed. | DTC CHECK/CLEAR |
| 2. VSC OFF switch circuit | - | |
| 3. 4WD switch circuit | - | |
| 4. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| Downhill assist control does not operate | 1. Check for DTCs again and make sure that normal system code displayed. | DTC CHECK/CLEAR |
| 2. Downhill assist control switch circuit | - | |
| 3. Transfer indicator switch (4WD position) circuit | DTC C1258/58 TRANSFER 4WD POSITION SWITCH CIRCUIT | |
| 4. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| Sensor signal check cannot be performed | 1. TS and CG terminal circuit | TS AND CG TERMINAL CIRCUIT |
| 2. Master cylinder solenoid | - | |
| DTC check cannot be performed | 1. Check for DTCs again and make sure that normal system code displayed. | DTC CHECK/CLEAR |
| 2. TC terminal circuit | TC AND CG TERMINAL CIRCUIT | |
| 3. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| ABS warning light abnormal (Remains on) | 1. ABS warning light circuit | ABS WARNING LIGHT REMAINS ON |
| 2. Master cylinder solenoid | - | |
| ABS warning light abnormal (Does not come on) | 1. ABS warning light circuit | ABS WARNING LIGHT DOES NOT COME ON |
| 2. Master cylinder solenoid | - | |
| BRAKE warning light abnormal (Remains on) | 1. BRAKE warning light circuit | BRAKE WARNING LIGHT REMAINS ON |
| 2. Master cylinder solenoid | - | |
| BRAKE warning light abnormal (Does not come on) | 1. BRAKE warning light circuit | BRAKE WARNING LIGHT DOES NOT COME ON |
| 2. Master cylinder solenoid | - | |
| VSC OFF indicator abnormal (Remains on) | 1. VSC OFF indicator circuit | VSC OFF INDICATOR LIGHT REMAINS ON |
| 2. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| VSC OFF indicator abnormal (Does not come on) | 1. VSC OFF indicator circuit | VSC OFF INDICATOR LIGHT DOES NOT COME ON |
| 2. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| AUTO LSD indicator abnormal (Remains on) | 1. AUTO LSD indicator circuit | AUTO LSD INDICATOR LIGHT REMAINS ON |
| 2. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| AUTO LSD indicator abnormal (Does not come on) | 1. AUTO LSD indicator circuit | AUTO LSD INDICATOR LIGHT DOES NOT COME ON |
| 2. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| Downhill assist control indicator abnormal (Remains on) | 1. Downhill assist control indicator circuit | DOWNHILL ASSIST CONTROL INDICATOR LIGHT REMAINS ON |
| 2. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| Downhill assist control indicator abnormal (Does not come on) | 1. Downhill assist control indicator circuit | DOWNHILL ASSIST CONTROL INDICATOR LIGHT DOES NOT COME ON |
| 2. If symptoms still occur even after above circuits in suspected areas inspected and proved to be normal, replace master cylinder solenoid. | - | |
| SLIP indicator light abnormal (Remains on) | 1. SLIP indicator light circuit | SLIP INDICATOR LIGHT REMAINS ON |
| 2. Master cylinder solenoid | - | |
| SLIP indicator light abnormal (Does not come on) | 1. SLIP indicator light circuit | SLIP INDICATOR LIGHT DOES NOT COME ON |
| 2. Master cylinder solenoid | - | |
| Skid control buzzer abnormal | 1. Skid control buzzer circuit | SKID CONTROL BUZZER CIRCUIT |
| 2. Master cylinder solenoid | - |