C161E Code: Meaning, Causes, and Symptoms | OBD2 Codes

C161E – Electric Pump Relay Circuit System Stuck

 

C161E Possible Symptoms

 

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

 

C161E Possible Causes

 

Faulty Electric Pump Relay,Electric Pump Relay harness is open or shorted,Electric Pump Relay circuit poor electrical connection,Faulty All Wheel Control (AWC) ECU,Faulty Electric Pump

 

C161E Description

 

The All Wheel Control (AWC) ECU controls the electric pump by the information from AWC pressure sensor and electric pump relay. The code is set when the electric pump operation signal is output from AWC-ECU, and when the AWC pressure sensor signal is not reached the specified pressure after the specified time has elapsed.