Component Tests and General Diagnostics

VEHICLE SPEED SIGNAL CIRCUIT





Component Function Check
1.CHECK SUNROOF MOTOR FUNCTION
Check tilt up/down & slide open/close operations with sunroof switch.
Is the inspection result normal?
YES - GO TO 2.
NO - Check sunroof switch. Sunroof Switch.
2.CHECK SUNROOF MOTOR ASSEMBLY INPUT SIGNAL
1. Start engine.
2. Drive the vehicle at more than 40 km/h (25 MPH).

CAUTION:
Always drive vehicle at a safe speed.

NOTE:
This procedure may be conducted with the drive wheels lifted in the shop or by driving the vehicle.
If a road test is expected to be easier, it is unnecessary to lift the vehicle.
3. Check tilt up/down & slide open/close operations with sunroof switch.
Is the inspection result normal?
YES - INSPECTION END
NO - SEE Diagnosis Procedure.




Diagnosis Procedure

SUNROOF MOTOR ASSEMBLY
1.CHECK SUNROOF MOTOR ASSEMBLY INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect combination meter harness connector and sunroof motor assembly harness connector.
3. Check continuity between combination meter harness connector and sunroof motor assembly harness connector.





4. Check continuity between sunroof motor assembly harness connector and ground.





Is the inspection result normal?
YES - Check combination meter. B2205.
NO - Repair or replace harness or connector.