CHECK HARNESS BETWEEN ECM AND STARTER RELAY CONNECTOR.

Measure the resistance between ECM connector and chassis ground.

Connector & terminal

(B135) No. 20 — Chassis ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Repair the poor contact of ECM connector.

Repair the short circuit to ground in harness between ECM connector and starter relay connector.