C1736 LEXUS – Front Suspension Control Valve Right Malfunction

C1736 LEXUS Possible Symptoms

Active Height Control (AHC) Suspension Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)

C1736 LEXUS Possible Causes

Faulty Front Suspension Control Valve Right,Front Suspension Control Valve Right harness is open or shorted,Front Suspension Control Valve Right circuit poor electrical connection,Faulty Suspension Electronic Control Unit (ECU)

C1736 LEXUS Description

In order to decrease roll angle/pitch angle, the suspension control ECU turns the spring rate switching valve in the front suspension control valve off/on to change the fluid lines when the acceleration sensor or yaw rate sensor signal is input into the suspension control ECU. Normally, the spring rate switching valve is open.