FixVault

Inspection Procedure

WARNING: This page is about a different car, the 2005 Toyota Land Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
  1. Check for open or short circuit in harness and connector between navigation ECU and television camera ECU. 
    1. Disconnect the connector from navigation ECU and television camera ECU.
    2. Measure the resistance according to the value(s) in RESISTANCE CONDITION  .

      Standard: 

      RESISTANCE CONDITION

      Tester connection Condition Specified condition
      R - R1 Always Below 1 Ω
      G - G1 Always Below 1 Ω
      B - B1 Always Below 1 Ω
      SYNC - SYN1 Always Below 1 Ω
      VR - VR1 Always Below 1 Ω
      VG - VG1 Always Below 1 Ω
      R - Body ground Always 10 kΩ or higher
      G - Body ground Always 10 kΩ or higher
      B - Body ground Always 10 kΩ or higher
      SYNC - Body ground Always 10 kΩ or higher
      VR - Body ground Always 10 kΩ or higher
      Fig 1: Disconnecting Connector From Navigation ECU & Television Camera ECU (1 Of 2)
      G03071064Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Fig 2: Disconnecting Connector From Navigation ECU & Television Camera ECU (2 Of 2)
      G03071065Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. NG: Repair or replace harness or connector. 
    2. OK: Go to next step. 
  2. Check for open or short circuit in harness and connector between television camera ECU and malti-display assembly. 
    1. Disconnect the connector from the television camera ECU and multi-display assy.
    2. Measure the resistance according to the value(s) in RESISTANCE CONDITION  .

      Standard: 

      RESISTANCE CONDITION

      Tester connection Condition Specified condition
      R - R Always Below 1 Ω
      G - G Always Below 1 Ω
      B - B Always Below 1 Ω
      SYNC - SYNC Always Below 1 Ω
      VR - VR Always Below 1 Ω
      VG - VG Always Below 1 Ω
      R - Body ground Always 10 kΩ or higher
      G - Body ground Always 10 kΩ or higher
      B - Body ground Always 10 kΩ or higher
      SYNC - Body ground Always 10 kΩ or higher
      VR - Body ground Always 10 kΩ or higher
      Fig 3: Disconnecting Connector From Television Camera ECU & Multi-Display Assy (1 Of 2)
      G03071066Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      Fig 4: Disconnecting Connector From Television Camera ECU & Multi-Display Assy (2 Of 2)
      G03071067Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. NG: Repair or replace harness or connector. 
    2. OK: Proceed to next circuit inspection shown in  PROBLEM SYMPTOMS TABLE   .