CHECK BODY INTEGRATED UNIT OUTPUT SIGNAL.

1) Connect the body integrated unit connector.

2) Measure the voltage between terminals of the body integrated unit when operating the door lock switch to LOCK direction.

Connector & terminal

(i84) No. 7 (+) — (i84) No. 8 (−):

(i84) No. 7 (+) — (i84) No. 23 (−):

QUESTION

Does the voltage change from less than 1 V → 9 V or more? (During lock output)

Yes No

Replace the body integrated unit.