CHECK HARNESS BETWEEN ECM AND FUEL INJECTOR CONNECTOR.

1) Turn the ignition switch to OFF.

2) Disconnect the connector from ECM and all fuel injectors.

3) Measure the resistance between ECM connector and chassis ground.

Connector & terminal

(B134) No. 16 — Chassis ground:

(B134) No. 17 — Chassis ground:

(B134) No. 18 — Chassis ground:

(B134) No. 19 — Chassis ground:

(B134) No. 20 — Chassis ground:

(B134) No. 21 — Chassis ground:

(B134) No. 37 — Chassis ground:

(B134) No. 38 — Chassis ground:

(B134) No. 39 — Chassis ground:

(B134) No. 40 — Chassis ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Repair the ground short circuit of harness between ECM connector and fuel injector connector.