Tailgate Key Cylinder Switch Test
- Remove the tailgate trim panel (see TRIM REMOVAL/INSTALLATION - TAILGATE AREA ).
- Disconnect the 3P connector from the key cylinder switch.
- Check for continuity between the terminals.
- There should be continuity between the No. 1 and No. 3 terminals when the door key cylinder switch is in the LOCK position.
- There should be no continuity between the No. 1 and No. 2 terminals when the door lock switch is in the neutral position.
- There should be continuity between the No. 2 and No. 3 terminals when the door key cylinder switch is in the UNLOCK position.
- There should be no continuity between the No. 2 and No. 3 terminals when the door key cylinder switch is in the neutral position.
- If the continuity is not as specified, replace the switch.NOTE: Make sure the slot in the switch is properly aligned with the tab on the key cylinder.