CHECK TRANSMISSION HARNESS.

1) Lift up the vehicle.

2) Drain the automatic transmission fluid.

CAUTION:

Do not drain ATF until it cools down.

3) Remove the oil pan.

4) Disconnect the harness connector from the control valve body.

5) Measure the resistance between transmission connector and transmission ground.

Connector & terminal

(T4) No. 11 — Transmission ground:

(T4) No. 15 — Transmission ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Replace the transmission harness.