Reverse Signal Circuit

REVERSE SIGNAL CIRCUIT





Component Function Check
1.CHECK BACK-UP LAMP RELAY FUNCTION
Check that rear sunshade returns to the fully open position when shifting A/T shift selector to the R position while rear sunshade is in the fully closed position.
Is the inspection result normal?
YES - INSPECTION END
NO - SEE Diagnosis Procedure




Diagnosis Procedure
1.CHECK REVERSE SIGNAL
1. Turn ignition switch OFF.
2. Disconnect rear sunshade control unit connector.
3. Turn ignition switch ON.
4. Shift A/T shift selector to R position.
5. Check voltage between rear sunshade control unit harness connector and ground.





Is the inspection result normal?
YES - Replace rear sunshade assembly.
NO - Check back-up lamp circuit. Exterior Lighting System.