C1733 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C1733 – Rear Gate Valve Solenoid Circuit

 

C1733 Possible Symptoms

 

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

 

C1733 Possible Causes

 

Faulty Rear Gate Valve Solenoid,Rear Gate Valve Solenoid harness is open or shorted,Rear Gate Valve Solenoid circuit poor electrical connection,Faulty Suspension Electronic Control Unit (ECU)

 

C1733 Description

 

The Control Valve Assembly consist of each front and rear leveling valve and gate valve and performs the height control and connecting and disconnecting the fluid line of the right and left shock absorber by operating the solenoid valve ON and OFF with the control signal from the Electronic Control Unit (ECU).