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

...

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 ...

More about Toyota Highlander:

Inspection
1. INSPECT THERMOSTAT HINT: The valve opening temperature is stamped on the thermostat. (a) Immerse the thermostat in water and gradually heat the water. (b) Check the valve opening temperature. Valve opening temperature: 80 to 84 C (176 to 183 F) If the valve opening temperature is ...