C161C Code: Meaning, Causes, and Symptoms | OBD2 Codes

C161C – Active Center Differential Proportioning Valve System Malfunction

 

C161C Possible Symptoms

 

Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)

 

C161C Possible Causes

 

Faulty Active Center Differential (ACD) Proportioning Valve,Active Center Differential (ACD) Proportioning Valve harness is open or shorted,Active Center Differential (ACD) Proportioning Valve circuit poor electrical connection,Faulty All Wheel Control (AWC) ECU

 

C161C Description

 

The All Wheel Control (AWC) ECU controls the Active Center Differential (ACD) Proportioning Valve. The code is set when the current monitor value of the ACD proportioning valve solenoid is determined to be abnormal.