Tech Tips
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| Steering wheel is off-center | Steering wheel is off-center or deviates from neutral position | |
| VGRS system stops or does not operate | Actuator temperature is abnormal | |
| IG power source circuit | ||
| PIG power supply circuit | ||
| Steering system (Hard steering) | ||
| If the symptoms still occur even after the above suspected areas have been inspected and proved to be normal, replace the VGRS ECU (Front steering control ECU). | ||
| Steering angle differs between left and right | Steering angle differs between left and right | |
| VGRS system suspends right after engine start | VGRS system suspends right after engine start | |
| Steering wheel vibrates or abnormal noise is heard from steering wheel | Steering actuator assembly | - |
| Rack and pinion power steering gear assembly | - | |
| Steering column assembly | - | |
| Master warning light malfunction | Combination meter assembly | |
| VGRS ECU (Front steering control ECU) | ||
| CAN communication system |