CHECK HARNESS BETWEEN ECM CONNECTOR AND IGNITION COIL AND IGNITOR ASSEMBLY CONNECTOR.

Measure the resistance of harness between ECM connector and engine ground.

Connector & terminal:

(B137) No. 18 — Engine ground:

(B137) No. 19 — Engine ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Repair the poor contact of the ECM connector.

Repair the ground short circuit of harness between ECM connector and ignition coil and ignitor assembly connector.