Active Trace Control

NOTE:

For the operational conditions of Active Trace Control, refer to SYSTEM DESCRIPTION - ACTIVE TRACE CONTROL .
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
Active Trace Control inoperative/ineffective.	No Active Trace Control assist.		Active Trace Control selected OFF in the vehicle information display.	Change Active 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. Refer to PRECAUTIONS FOR CHASSIS CONTROL (ENGINE BRAKE, ACTIVE RIDE, AND ACTIVE TRACE) .
			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 - ACTIVE TRACE CONTROL .
		With quick lane change.	Certain roads, inclement weather or driving conditions.	System is functioning normally. Confirm the condition with the customer. Refer to PRECAUTIONS FOR CHASSIS CONTROL (ENGINE BRAKE, ACTIVE RIDE, AND ACTIVE TRACE) .