CHECK IMMOBILIZER UNIT POWER SOURCE.

1) Turn the ignition switch to ON.

2) Measure the resistance between the immobilizer unit connector and chassis ground.

Connector & terminal

(B141) No. 24 (+) — Chassis ground (−):

QUESTION

Is the voltage 10 V or more?

Yes No

Repair the open or short circuit of harness, or poor contact of the connector, between the immobilizer unit and battery.