Active Ride Control

NOTE:

For the operational conditions of active ride 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
Active ride control inoperative/ineffective.	No active ride control assist.		VDC OFF switch is engaged.	Turn VDC OFF switch to the OFF position.
	No active ride control assist.		Engine or transmission DTCs present.	ECM PR25DD engine models: Refer to DTC Index . KR20DDET engine models: Refer to DTC Index . TCM PR25DD engine models: Refer to DTC Index . KR20DDET engine models: Refer to DTC Index .
	Bumpy ride on bumpy road.		Certain roads, inclement weather or driving conditions.	System is functioning normally. Confirm the condition with the customer.
	Bumpy ride on bumpy road.		Road wheel tire condition is abnormal. Road wheel tire size is abnormal.	Check the road wheel tire.
	High vehicle pitch on bumps.	No pitch control.	Brake system malfunction.	Refer to DTC Inspection Priority Chart .
	No engine torque control on curves.		Certain roads, inclement weather or driving conditions.	System is functioning normally. Confirm the condition with the customer.