Toyota Highlander Service Manual: Precaution

Toyota Highlander Service Manual / Theft deterrent & door lock / Power door lock control system / Precaution

1. NOTICES FOR REMOVAL AND INSTALLATION OPERATION

(a) When performing operation related to the door lock system and door lock key cylinder, be sure to disconnect the battery terminal or the connector of the window regulator motor.

CAUTION: Operation is performed with the connectors being connected, the door control switch inside the door lock might be activated, which results in unexpected injury.

Power door lock control system

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On-vehicle inspection

1. DOOR LOCK FAIL-SAFE (a) When a malfunction in the door control switch (manual switch, operation interlocked with key) has been detected, door LOCK/UNLOCK operation become disabled. 2. CHECK EL ...

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HOW TO PROCEED WITH TROUBLESHOOTING HINT: Troubleshoot in accordance with the procedures on the following pages. 1 VEHICLE BROUGHT TO WORKSHOP 2 CUSTOMER PROBLEM ANALYSIS 3 PROBLEM SYMPTOM CONFIRMATION (a) If the symptom does not occur, proceed to A. (b) If the symptom occurs, proceed to B. ...