Hazard Warning Switch: Service and Repair

Removal

1. Disconnect the negative (-) battery terminal.
2. Remove the front seat heater switch module.

3. Remove the heater control unit (B) with hazard switch (A).




4. Remove the heater control unit connector (A).






Installation

1. Install the heater control unit.
2. Install the seat heater switch module.

Inspection

Diagnosis With GDS
1. It will be able to diagnose defects of IPM with GDS quickly. GDS can operates actuator forcefully, input/output value monitoring and self diagnosis.
2. Select "Current data", if you will check current data of hazard switch.




3. If you will check the hazard switch operation forcefully, select "Actuation test".