CHECK HARNESS BETWEEN ECM AND GLOW RELAY CONNECTOR.

Measure the resistance between ECM connector and chassis ground.

Connector & terminal

(B134) No. 34 — Chassis ground:

(B134) No. 73 — Chassis ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

In this case, repair or replace the following item:

Short circuit to ground in harness between ECM connector and glow relay connector

Blown out of fuse (relay block)