CHECK HARNESS CONNECTOR BETWEEN TCM AND STOP LIGHT SWITCH.

Measure the resistance of the harness between TCM and chassis ground.

Connector & terminal

Models with cruise control

(B55) No. 20 — Chassis ground:

Models without cruise control

(B55) No. 20 — Chassis ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Repair the short circuit of the harness between the TCM and the stop light switch.