Diagnosis Procedure

STOP LAMP SWITCH


Description

The stop lamp switch transmits the stop lamp switch signal (ON/OFF) to the RAS control unit.




STOP LAMP SWITCH


Diagnosis Procedure

1.CHECK CONNECTOR
1. Turn the ignition switch OFF.
2. Disconnect RAS control unit harness connector.
3. Disconnect stop lamp switch harness connector.
4. Check terminal for deformation, disconnection, looseness, etc.
Is the inspection result normal?
YES - GO TO 2.
NO - Replace or repair damaged parts.
2.CHECK STOP LAMP SWITCH
Check stop lamp switch. Refer to Component Inspection.
Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace stop lamp switch.
3.CHECK STOP LAMP SWITCH CIRCUIT
1. Turn the ignition switch OFF.
2. Check the voltage between RAS control unit harness connector and ground.





Is the inspection result normal?
YES - INSPECTION END
NO - Repair or replace damaged parts.