Power Locks: Testing and Inspection

Trouble Diagnoses

SYMPTOM CHART
Perform "Main Power Supply and Ground Circuit Check" before starting with power door lock diagnostic procedure.








Main power supply circuit check








Ground circuit check




Diagnostic Procedure 1
(Door switch check)




Diagnostic Procedure 2
[Key switch (insert) check]




Diagnostic Procedure 3
(Door Lock/unlock switch check)




Diagnostic Procedure 4
(Door key cylinder switch check)




Diagnostic Procedure 5
(Door unlock sensor check)




Diagnostic Procedure 6
(Door lock actuator check)