CHECK HARNESS BETWEEN ECM AND ELECTRONIC THROTTLE CONTROL RELAY.

1) Turn the ignition switch to OFF.

2) Measure the resistance between electronic throttle control relay connector and chassis ground.

Connector & terminal

LHD model with push button start

(B220) No. 30 — Chassis ground:
(B220) No. 32 — Chassis ground:

Except for LHD model with push button start

(B220) No. 29 — Chassis ground:
(B220) No. 31 — Chassis ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Repair the ground short circuit of harness between ECM and electronic throttle control relay.