Component Tests and General Diagnostics

GARAGE DOOR OPENER: GARAGE DOOR OPENER SYSTEM: ON-VEHICLE INSPECTION

1. CHECK GARAGE DOOR OPENER

(a) Press each switch and check that the red LED turns on.





(a) If one or more switches does not turn on the LED, check the fuse and wire harness.

If the fuse and wire harness are malfunctioning, replace them. If not, replace the garage door opener.

2. CHECK GARAGE DOOR OPENER REGISTRATION AND TRANSMITTING

HINT
Use the KENTMORE ''HomeLink'' tester and a test transmitter for this test.

(a) Erase the customer's transmitter code(s), and then register the test transmitter's code.





(b) Check if the test transmitter's code was successfully registered.

If the code cannot be registered, replace the garage door opener.

(c) Press the garage door opener switch that was registered to the test transmitter. Check if the ''HomeLink'' tester's green LED illuminates.





(c) If the green LED does not illuminate, replace the garage door opener.

(d) After the inspection, reregister the customer's transmitter code(s) if the original transmitters are available.