Problem Symptoms Table
HINT:
If a normal system 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.
Variable Gear Ratio Steering System
PROBLEM SYMPTOMS CHART
| Symptom | Suspected area | See |
|---|---|---|
| Steering wheel is off-center | Steering wheel is off-center or deviates from neutral position | DTC U0100/56 LOST COMMUNICATION WITH ECM / PCM "A" |
| VGRS system stops or does not operate | Only if the following (1 to 4) is all normal and the problem is still occurring, replace the steering control ECU. | REMOVAL |
| 1. Actuator temperature is abnormal | DTC U0123/56 LOST COMMUNICATION WITH YAW RATE (DECELERATION) SENSOR MODULE | |
| 2. IG power source circuit | DTC C15B4/71 ECU MALFUNCTION | |
| 3. IG or PIG power supply circuit | WIRING DIAGRAM | |
| 4. Power steering system (check steering effort) | ON-VEHICLE INSPECTION | |
| Steering angle differs between left and right | Steering angle differs between left and right | STEERING ANGLE DIFFERS BETWEEN LEFT AND RIGHT |
| Steering wheel vibrates or abnormal noise is heard from steering wheel | Steering wheel vibrates or abnormal noise is heard from steering wheel | STEERING WHEEL VIBRATES OR ABNORMAL NOISE IS HEARD FROM STEERING WHEEL |
| Master warning light (VGRS) malfunction | Master warning light circuit | MASTER WARNING LIGHT MALFUNCTION |