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Inspection Procedure

WARNING: This page is about a different car, the 2006 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK WIRE HARNESS (DLC3 - AIRBAG SENSOR ASSY CENTER) 
    1. Turn the ignition switch to the LOCK position.
    2. Disconnect the negative (-) terminal cable from the battery, and wait for at least 90 seconds.
    3. Disconnect the airbag sensor assy center connector.
    4. Measure the resistance according to the value(s) in TESTER CONNECTION AND SPECIFIED CONDITION .

      Standard: 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester connection Condition Specified condition
      D1-13 (TC) - A32-19 (TC) Always Below 1 Ω
    5. Fig 1: Checking Wire Harness (DLC3 - Airbag Sensor Assy Center)
      G04336403Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPAIR OR REPLACE WIRE HARNESS (TC of DLC3 - TC of AIRBAG SENSOR ASSY CENTER) 

    OK: GO TO NEXT STEP 

  2. CHECK WIRE HARNESS (CG of DLC3 - BODY GROUND) 
    1. Measure the resistance according to the value(s) in TESTER CONNECTION AND SPECIFIED CONDITION .

      Standard: 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester connection Condition Specified condition
      D1-4 (CG) - Body ground Always Below 1 Ω
    2. Fig 2: Checking Wire Harness (CG Of DLC3 - Body Ground)
      G04336404Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPAIR OR REPLACE WIRE HARNESS (CG of DLC3 - BODY GROUND) 

    OK: GO TO NEXT STEP 

  3. CHECK WIRE HARNESS (TC of AIRBAG SENSOR ASSY CENTER - BODY GROUND) 
    1. Measure the resistance according to the value(s) in TESTER CONNECTION AND SPECIFIED CONDITION .

      Standard: 

      TESTER CONNECTION AND SPECIFIED CONDITION

      Tester connection Condition Specified condition
      A32-19 (TC) - Body ground Always 1 MΩ or Higher
      Fig 3: Identifying Airbag Sensor Assembly Center Wiring Harness Terminals
      G04336405Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    NG: REPAIR OR REPLACE WIRE HARNESS AND EACH ECU 

    OK: REPAIR AIR BAG SENSOR ASSY CENTER (SEE  REPLACEMENT  )