CHECK BODY INTEGRATED UNIT POWER SUPPLY CIRCUIT.

1) Turn the ignition switch to OFF.

2) Disconnect the harness connector from body integrated unit.

3) Measure the voltage between the body integrated unit harness connector terminal and chassis ground.

Connector & terminal

(B280) No. 6 (+) — Chassis ground (−):

QUESTION

Is the voltage 10 V or more?

Yes No

Check the harness for open or short circuit between the body integrated unit and fuse.