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Home >> Toyota >> 2006 >> Tundra Base, 4.0 U, Standard >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Vehicle Intrusion Protection System - Diagnostics >> Vehicle Intrusion Protection System >> Circuit Inspection >> Interior Light Switch Circuit >> Inspection Procedure

Inspection Procedure

  1. Check interior light operation. 

    CHECK: 

    Check the interior light lights up when the door is open.

    1. NG : Check  INTERIOR LIGHT SYSTEM (EXCEPT DOUBLE CAB)  . 
    2. OK : Go to next step. 
  2. Check harness and connector between TVIP ECU and interior light. 

    PREPARATION: 

    1. Disconnect the T13 TVIP ECU connector.
    2. Disconnect the I26 interior light connector.

    CHECK: 

    Check the continuity between the wire harness side connectors.

    Fig 1: Checking Harness And Connector Between TVIP ECU And Interior Light
    G02643800Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK: 

    TVIP ECU AND INTERIOR LIGHT

    Symbols (Terminal No.)
    (TVIP ECU <-> Interior Light)    		 Specified Condition
    DMLP (T13-6) <-> - (I26-1) Continuity
    1. NG : Repair or replace harness and connector. 
    2. OK : Replace TVIP ECU. 
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