C0089 Code: Meaning, Causes, and Symptoms | OBD2 Codes

C0089 – TCS Disable Switch

 

C0089 Possible Symptoms

 

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

 

C0089 Possible Causes

 

Faulty Traction Control System (TCS) Disable Switch,Traction Control System (TCS) Disable Switch harness is open or shorted,Traction Control System (TCS) Disable Switch circuit poor electrical connection

 

C0089 Description

 

The Traction Control System (TCS) Module monitors the TCS Disable Switch. The TCS Module sets the OBDII code when the TCS Disable Switch is not to factory specifications.