C15C3 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C15C3 – Brake System Control Module Malfunction

 

C15C3 Possible Symptoms

 

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

 

C15C3 Possible Causes

 

Faulty Vehicle Stability Control System,Faulty Steering Control ECU

 

C15C3 Description

 

The Steering Control ECU detects a vehicle speed error by receiving an error signal from the skid control ECU via CAN communication. If the Steering Control ECU detects this error signal, it will turn the master warning light on, store this DTC, and stop Variable Gear Ratio Steering (VGRS) operation.