CHECK HARNESS BETWEEN ECM AND ELECTRONIC THROTTLE.

1) Turn the ignition switch to OFF.

2) Disconnect the connectors from the ECM.

3) Measure the resistance between ECM connectors.

Connector & terminal

(B134) No. 18 — (B134) No. 19:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Repair the poor contact of harness. Replace the electronic throttle if defective.

Repair the short to power supply in harness.