VARIABLE GEAR RATIO STEERING SYSTEM PROBLEM SYMPTOMS TABLE

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.

Variable Gear Ratio Steering System
Symptom	Suspected Area	See page
Steering wheel is off-center	Steering wheel is off-center or deviates from neutral position	Click here
VGRS system stops or does not operate	Only if following are all normal and problem is still occurring, replace VGRS ECU (front steering control ECU)	Click here
	Actuator temperature is abnormal	Click here
	IG power source circuit	Click here
	PIG power supply circuit	Click here
	Steering system (Hard steering)	Click here
Steering angle differs between left and right	Steering angle differs between left and right	Click here
VGRS system suspends right after engine start	VGRS system suspends right after engine start	Click here
Steering wheel vibrates or abnormal noise is heard from steering wheel	Steering actuator assembly	-
	Power steering link assembly (Power steering motor)	-
	Steering column assembly	-
Master warning light malfunction	Combination meter assembly	Click here
	VGRS ECU (front steering control ECU)	Click here
	CAN communication system (for LHD)	Click here
	CAN communication system (for RHD)	Click here