CHECK HARNESS BETWEEN ECM AND ELECTRONIC THROTTLE CONTROL CONNECTOR.

1) Turn the ignition switch to OFF.

2) Disconnect the connector from ECM.

3) Measure the resistance between ECM connectors.

Connector & terminal

(B134) No. 19 — (B134) No. 28:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Repair the poor contact of electronic throttle control connector. Replace the electronic throttle control if defective.

Repair the short circuit to power in harness between ECM and electronic throttle control connector.