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Lumbar Support Adjuster Assembly: Inspection

  1. INSPECT LUMBAR SUPPORT ADJUSTER ASSEMBLY LH 
    1. Check operation of the lumbar support adjuster (Up - Down).
      1. Check if the lumbar support adjuster moves smoothly when the battery is connected to the lumbar support adjuster motor connector terminals.

        OK 

        MEASUREMENT CONDITION CHART

        Measurement Condition Operation Direction
        Battery positive (+) → 2
        Battery negative (-) → 1        		 Upward
        Battery positive (+) → 1
        Battery negative (-) → 2        		 Downward

        If the result is not as specified, replace the lumbar support adjuster.

        Fig 1: Inspecting Lumbar Support Adjuster Assembly LH
        G04953156Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Check operation of the lumbar support adjuster (Forward - Back).
      1. Check if the lumbar support adjuster moves smoothly when the battery is connected to the lumbar support adjuster motor connector terminals.

        OK 

        MEASUREMENT CONDITION CHART

        Measurement Condition Operation Direction
        Battery positive (+) → 2
        Battery negative (-) → 1        		 Forward
        Battery positive (+) → 1
        Battery negative (-) → 2        		 Backward

        If the result is not as specified, replace the lumbar support adjuster.

        Fig 2: Inspecting Lumbar Support Adjuster Assembly LH
        G04953157Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. INSPECT LUMBAR SUPPORT ADJUSTER ASSEMBLY RH 
    1. Check operation of the lumbar support adjuster (Forward - Back).
      1. Check if the lumbar support adjuster moves smoothly when the battery is connected to the lumbar support adjuster motor connector terminals.

        OK 

        MEASUREMENT CONDITION CHART

        Measurement Condition Operation Direction
        Battery positive (+) → 2
        Battery negative (-) → 1        		 Forward
        Battery positive (+) → 1
        Battery negative (-) → 2        		 Backward

        If the result is not as specified, replace the lumbar support adjuster.

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