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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 Key Lock and Unlock Switch Circuit >> Circuit Description

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 key lock and unlock switch is installed to the door lock assembly. When the switch is turned to the lock side using the key, terminal 1 of the switch is grounded. Also, when the switch is turned to the unlock side using the key, terminal 3 of the switch is grounded.

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