Active Trace Control Function Symptoms

Symptom		Possible cause	Inspection item
Active trace control function inoperative/ineffective	No active trace control function assist	Active trace control function selected OFF in the vehicle information display.	Change active trace control function selection in the vehicle information display to ON.
		VDC OFF switch is engaged.	Turn VDC OFF switch to the OFF position.
		Brake system malfunction.	Repair brake system malfunction.
		Powertrain system malfunction.	Repair powertrain system malfunction.
		Certain roads, inclement weather or driving conditions.	System is functioning normally.
		Certain roads, inclement weather or driving conditions.	Confirm the condition with the customer.
	Excessive lag on turns	Wheel alignment.	Repair alignment malfunction.
		Road wheel tire condition is abnormal.	Check the road wheel tire.
		Road wheel tire size is abnormal.	Check the road wheel tire.
		Certain roads, inclement weather or driving conditions.	System is functioning normally.
		Certain roads, inclement weather or driving conditions.	Confirm the condition with the customer.