Tundra 2WD V6-3.4L (5VZ-FE) (2004)
Door Switch: Testing and Inspection
INSPECT DOOR COURTESY SWITCH CONTINUITY
a. Check that continuity exists between terminals and the switch body with the switch ON (switch pin released: opened door).
b. Check that no continuity exists between terminals and the switch body with the switch OFF (switch pin pushed in: closed door).
If the operation is not as specified, replace the switch.
Access door: INSPECT REAR UPPER DOOR COURTESY SWITCH CONTINUITY
If the continuity is not as specified, replace the upper door lock.