Door Lock Cylinder Switch: Testing and Inspection

Refer to the appropriate wiring information. The wiring information includes wiring diagrams, proper wire and connector repair procedures, details of wire harness routing and retention, connector pin-out information and location views for the various wire harness connectors, splices and grounds.

1. Disconnect the door cylinder lock switch pigtail wire connector from the door wire harness connector.

Door Cylinder Lock Switch:

2. Using an ohmmeter, perform the switch resistance checks between the two cavities of the door cylinder lock switch pigtail wire connector. Actuate the switch by rotating the key in the door lock cylinder to test for the proper resistance values in each of the three switch positions, as shown in the Door Cylinder Lock Switch chart.
3. If a door cylinder lock switch fails any of the resistance tests, replace the faulty switch as required.