ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT PARK/NEUTRAL POSITION SWITCH ASSEMBLY (a) Apply the parking brake and turn the ignition switch to ON. (b) Depress the brake pedal and check that the engine starts when the shift lever is in N or P, but does not start when the shift lever is in other positions. (c) Check that the back-up light illuminates and the reverse warning buzzer sounds when the shift lever is in R, but do not function when the shift lever is in other positions. |
Toyota Tundra Service Manual > Power Door Lock Control System: All Doors LOCK/UNLOCK Functions do not Operate Via Door Key Cylinder
DESCRIPTION The main body ECU (multiplex network body ECU) receives driver door key cylinder lock or unlock switch signals from the front door lock assembly LH. The main body ECU (multiplex network body ECU) activates the door lock motor on each door according to these signals. WIRING DIAGRAM CAUTIO ...
