CHECK OUTPUT SIGNAL.

Measure the voltage between the harness connector terminal and chassis ground of keyless entry control module or double lock unit when moving the door lock switch to UNLOCK.

Connector & terminal

Model without double lock:

(B176) No. 17 (+) — Chassis ground (−):

Model with double lock:

(B324) No. 5 (+) — Chassis ground (−):

QUESTION

Is the voltage 10 V or more?

Yes No

Replace the keyless entry control module or double lock unit.