CHECK HARNESS BETWEEN BATTERY AND IGNITION SWITCH CONNECTOR.

1) Disconnect the connector from ignition switch.

2) Measure the power supply voltage between ignition switch connector and chassis ground.

Connector & terminal

(B72) No. 1 (+) — Chassis ground (−):

QUESTION

Is the voltage 10 V or more?

Yes No

Repair the open circuit of harness between ignition switch and battery, and check fuse SBF No. 4 and SBF No. 1.