CHECK HARNESS BETWEEN ECM AND ACCELERATOR PEDAL POSITION SENSOR.

1) Connect the ECM connector.

2) Measure the resistance between accelerator pedal position sensor connector and chassis ground.

Connector & terminal

(B315) No. 5 — Chassis ground:

QUESTION

Is the resistance less than 5 Ω?

Yes No

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