LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2007 >> Matrix Base, Standard >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Theft Deterrent >> TOYOTA Vehicle Intrusion Protection System >> Door Key Lock / Unlock Switch Circuit >> Inspection Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Inspection Procedure

  1. CHECK DOOR LOCK OPERATION 
    1. Check door lock operation (See HOW TO PROCEED WITH TROUBLESHOOTING ).

    NG: REPLACE DOOR LOCK 

    OK : Go to Next Step 

  2. CHECK HARNESS AND CONNECTOR (TVIP ECU - DOOR LOCK) 
    1. Disconnect the TVIP ECU and door lock connector.
    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      RESISTANCE SPECIFICATION

      Tester Connection Specified Condition
      L2 (T3-16) - D11-9 Below 1 Ω
      UL3 (T3-17) - D11-10 Below 1 Ω
      L2 (T3-16) - D12-6 Below 1 Ω
      UL2 (T3-18) - D12-5 Below 1 Ω

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Fig 1: Identifying TVIP ECU And Door Lock Connectors
    G05236749Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK : Go to Next Step 

  3. CHECK HARNESS AND CONNECTOR (DOOR LOCK - BODY GROUND) 
    1. Disconnect the door lock connectors.
    2. Measure the resistance according to the value(s) in the table below.

      Standard resistance 

      RESISTANCE SPECIFICATION

      Tester Connection Specified Condition
      D11-7 - Body ground Below 1 Ω
      D12-8 - Body ground Below 1 Ω

    NG: REPAIR OR REPLACE HARNESS OR CONNECTOR 

    Fig 2: Identifying Door Lock Connectors
    G05236744Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    OK : REPLACE TVIP ECU 

scientia non olet · About LEMON Manuals