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Home >> Toyota >> 2004 >> Tundra Base, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 474 (Vehicle Intrusion Protection System - Diagnostics) >> Vehicle Intrusion Protection System >> Circuit Inspection >> Door Unlock Detection Switch Circuit >> Circuit Description
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Circuit Description

WARNING: This page is about a different car, the 2006 Toyota Tundra and 2005 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.

The door unlock detection switch is turned on when the door lock knob is in the unlock position and turned off when the door lock knob is in the lock position. The TVIP ECU detects the condition of the door lock knob in this circuit. This switch is built in the front door lock assembly.

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