Power Locks: Testing and Inspection

SYMPTOM CHART
Perform "MAIN POWER SUPPLY AND GROUND CIRCUIT CHECK" before starting with power door lock diagnostic procedure.

MAIN POWER SUPPLY AND GROUND CIRCUIT CHECK

With And Without Vehicle Security System:

Main power supply circuit check

With And Without Vehicle Security System:

Ground circuit check




DIAGNOSTIC PROCEDURE 1 (Door switch check)




DIAGNOSTIC PROCEDURE 2 [Key switch (insert) check]

Part 1:

Part 2:

DIAGNOSTIC PROCEDURE 3 (Door lock/unlock switch check)




DIAGNOSTIC PROCEDURE 4 (Front door key cylinder switch check)




DIAGNOSTIC PROCEDURE 5 (Door lock actuator check)