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Inspection Procedure

WARNING: This page is about a different car, the 2004 Toyota Highlander. However, it is still accessible from the selected car via links, so may be relevant.
  1. INSPECT MULTI-DISPLAY (+B1, ACC, IG, GND1) 
    1. Disconnect the multi-display connector M3.
    2. Measure the resistance according to the value (s) in the table below.

      Standard: 

      SPECIFIED CONDITION

      Tester connection Condition Specified condition
      GND1 - Body ground Always Below 1 Ω
    3. Measure the voltage according to the value (s) in the table below.

      Standard: 

      SPECIFIED CONDITION

      Tester connection Condition Specified condition
      +B1 -GND1 Always 10 to 14 V
      ACC - GND1 Ignition SW ACC 10 to 14 V
      IG - GND1 Ignition SW ON 10 to 14 V
      Fig 1: Identifying Multi-Display Connectors +B1, ACC, IG, GND1
      G02909450Courtesy 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 OR DIAGNOSTIC TROUBLE CODE CHART (See  PROBLEM SYMPTOMS TABLE   OR  DIAGNOSTIC TROUBLE CODE CHART  )