C1657 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C1657 – Hybrid Powertrain Control Module

 

C1657 Possible Symptoms

 

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

 

C1657 Possible Causes

 

Faulty Hybrid Powertrain Control Module,Hybrid Powertrain Control Module harness is open or shorted,Hybrid Powertrain Control Module circuit poor electrical connection

 

C1657 Description

 

This Diagnostic Trouble Code (DTC) is stored when the Parking Assist ECU receives a hybrid control system malfunction signal from the hybrid control system via CAN communication.