CHECK SHORT CIRCUIT IN ECM.

1) Turn the ignition switch to OFF.

2) Measure the resistance between electronic throttle connector and engine ground.

Connector & terminal

(E57) No. 4 — Engine ground:

(E57) No. 6 — Engine ground:

QUESTION

Is the resistance 10 Ω or more?

Yes No

Repair the poor contact of ECM connector. Replace the ECM if defective.