C15B1 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C15B1 – Steering Control ECU Malfunction


C15B1 Possible Symptoms


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


C15B1 Possible Causes


Faulty Steering Control ECU,Steering Control ECU harness is open or shorted,Steering Control ECU circuit poor electrical connection


C15B1 Description


If the steering control ECU detects an internal malfunction, it will turn the master warning light on, store the Diagnostic Trouble Code (DTC), and stop the Variable Gear Ratio Steering (VGRS) operation.