Intelligent Trace Control

NOTE:

For the operational conditions of intelligent trace control, refer to System Description .
Perform the "Self Diagnostic Result" using CONSULT before the symptom diagnosis. Perform the trouble diagnosis if any DTC is detected.

Symptom			Possible cause	Inspection item
Intelligent trace control inoperative/ineffective.	No intelligent trace control assist.		Intelligent trace control selected OFF in the vehicle information display.	Change intelligent trace control selection in the vehicle information display to ON.
			VDC OFF switch is engaged.	Turn VDC OFF switch to the OFF position.
			Certain roads, inclement weather or driving conditions.	System is functioning normally. Confirm the condition with the customer.
			Road wheel tire condition is abnormal. Road wheel tire size is abnormal.	Check the road wheel tire.
	Excessive lag on turns.	On turns	Wheel alignment	Repair alignment malfunction.
		While zigzagging.	Steering malfunction.	"STEERING WHEEL TURNING FORCE IS HEAVY OR LIGHT" System Description
		With quick lane change.	Certain roads, inclement weather or driving conditions.	System is functioning normally. Confirm the condition with the customer.