C14A3 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C14A3 – Type Push Button Switch Circuit

 

C14A3 Possible Symptoms

 

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

 

C14A3 Possible Causes

 

Faulty Type Push Button Switch,Type Push Button Switch harness is open or shorted,Type Push Button Switch circuit poor electrical connection,Faulty Trailer Brake Control ECU (Brake Control with Bracket Relay)

 

C14A3 Description

 

The Trailer Brake Control ECU monitors the Type Push Button Switch. The Trailer Brake Control ECU sets the OBDII code when the Type Push Button Switch is not to factory specifications.