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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.
        Fig 1: Checking Operation Of Lumbar Support Adjuster LH (Up-Down)
        G04953156Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        OK 

        LUMBAR SUPPORT ADJUSTER (UP - DOWN)

        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.

    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.
        Fig 2: Checking Operation Of Lumbar Support Adjuster LH (Forward-Back)
        G04953157Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        OK 

        LUMBAR SUPPORT ADJUSTER (FORWARD - BACK)

        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.

  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.
        Fig 3: Checking Operation Of Lumbar Support Adjuster RH (Forward-Back)
        G04953158Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

        OK 

        LUMBAR SUPPORT ADJUSTER ASSEMBLY RH

        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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