CHECK HARNESS BETWEEN BATTERY AND KEY WARNING SWITCH.

1) Disconnect the connector of key warning switch.

2) Measure the voltage of harness between key warning switch and chassis ground.

Connector & terminal

(B74) No. 1 (+) — Chassis ground (−):

QUESTION

Is the voltage 9 — 16 V?

Yes No

Repair the open or short circuit of harness between battery and key warning switch.