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.