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Home >> Lexus >> 2024 >> GX 550 Overtrail >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> (Door / Hatch) - Service Information (2 Of 2) >> POWER BACK DOOR CONTROL SWITCH (for Instrument Panel) >> Inspection [12/2023 - ] >> Procedure

Inspection [12/2023 - ]: Procedure

  1. INSPECT NO. 3 COMBINATION SWITCH ASSEMBLY (POWER BACK DOOR CONTROL SWITCH) 
    1. Check the resistance.
      GTY1212530Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (No. 3 Combination Switch Assembly (Power Back Door Control Switch))
      1. Measure the resistance according to the value(s) in the table below.

        Standard Resistance

        Tester Connection Switch Condition Specified Condition
        E125-4 (B) - E125-14 (MSE) Pressed (ON) Below 1 Ω
        E125-4 (B) - E125-14 (MSE) Not pressed (OFF) 10 kΩ or higher
      2. If the result is not as specified, replace the No. 3 combination switch assembly (power back door control switch).
    2. Check that the switch illuminates.
      1. Apply auxiliary battery voltage to the switch connector and check that the No. 3 combination switch assembly (power back door control switch) illuminates.

        OK

        Tester Connection Auxiliary Battery Connection Specified Condition
        E125-7 (ILL+) - E125-12 (ILL-) Auxiliary battery positive (+) → Terminal 7 (ILL+)
        Auxiliary battery negative (-) → Terminal 12 (ILL-)
        Illumination illuminates
      2. If the result is not as specified, replace the No. 3 combination switch assembly (power back door control switch).