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
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 | STEERING WHEEL IS OFF-CENTER OR DEVIATES FROM NEUTRAL POSITION |
| 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 | VGRS SYSTEM STOPS OR DOES NOT OPERATE | |
| 2. IG power source circuit | DTC C15C6/77 IG POWER SUPPLY VOLTAGE MALFUNCTION | |
| 3. IG or PIG power supply circuit | DTC C15C7/78 DC MOTOR POWER SOURCE VOLTAGE MALFUNCTION; DTC C15C8/79 POWER SUPPLY RELAY FAILURE | |
| 4. Power steering system (check steering effort) | HOW TO PROCEED WITH TROUBLESHOOTING | |
| 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 |