Test 5: Door Key Lock/Unlock Switch Circuit (Lock Side)

With ignition off, remove wireless door lock ECU from under left side of instrument panel. See Figure. Measure voltage (backprobe) between ground and terminal No. 15 (Blue/White wire) at wireless door lock ECU harness connector. See Figure. If 10-14 volts is not present, repair open between terminal No. 2 (Blue/White wire) at left rear lock/unlock switch and terminal No. 6 (Light Blue wire) at instrument panel ECU 22-pin harness connector I19. If 10-14 volts is present, proceed to next test listed under TROUBLESHOOTING .