CHECK HARNESS BETWEEN ECM AND STARTER RELAY CONNECTOR.

1) Disconnect the connectors from ECM.

2) Measure the resistance between ECM and chassis ground.

Connector & terminal

Euro 4 model

(B135) No. 32 — Chassis ground:

Euro 5 model

(B135) No. 35 — Chassis ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

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