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Front Power Seat Motor Assembly: Inspection

  1. INSPECT FRONT SEAT HEADREST ADJUSTER SUB-ASSEMBLY 
      Fig 1: Identifying Front Seat Headrest Adjuster Sub-Assembly Connector Terminals
      G04953107Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Check the operation of the headrest adjuster.
      1. Check if the adjuster moves smoothly when the battery is connected to the headrest adjuster connector terminals.

        OK 

        FRONT SEAT HEADREST ADJUSTER SUB-ASSEMBLY

        Measurement Condition Specified Condition
        Battery positive (+) → 1 (HUP)
        Battery negative (-) → 5 (HDWN)        		 Upward
        Battery positive (+) → 5 (HDWN)
        Battery negative (-) → 1 (HUP)        		 Downward

        If the result not as specified, replace the headrest adjuster.

  2. INSPECT POWER SEAT MOTOR ASSEMBLY (w/ Retractable Headrest) 
      Fig 2: Inspecting Power Seat Motor Assembly (W/ Retractable Headrest)
      G04953108Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Check the operation of the headrest motor
      1. Check if the motor rotates smoothly when the battery is connected to the headrest motor connector terminals.

        OK 

        POWER SEAT MOTOR ASSEMBLY (W/ RETRACTABLE HEADREST)

        Measurement Condition Specified Condition
        Battery positive (+) → 1
        Battery negative (-) → 2        		 Clockwise
        Battery positive (+) → 2
        Battery negative (-) → 1        		 Counterclockwise

        If the result not as specified, replace the headrest motor.

  3. INSPECT FRONT SEAT ADJUSTER ASSEMBLY LH 
      Fig 3: Identifying Seat Adjuster Assembly Connector Terminals
      G04953109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Check operation of the seat frame (slide motor).
      1. Check if the seat frame moves smoothly when the battery is connected to the slide motor connector terminals.

        OK 

        FRONT SEAT ADJUSTER ASSEMBLY LH (SLIDE MOTOR)

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

        If the result is not as specified, replace the seat frame with adjuster.

    2. Check operation of the seat frame (front vertical motor).
        Fig 4: Identifying Seat Adjuster Assembly Connector Terminals
        G04953109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Check if the seat frame moves smoothly when the battery is connected to the slide motor connector terminals.

        OK 

        FRONT SEAT ADJUSTER ASSEMBLY LH (FRONT VERTICAL MOTOR)

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

        If the result is not as specified, replace the seat frame with adjuster.

    3. Check operation of the seat frame (lifter motor).
        Fig 5: Identifying Seat Adjuster Assembly Connector Terminals
        G04953109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Check if the seat frame moves smoothly when the battery is connected to the slide motor connector terminals.

        OK 

        FRONT SEAT ADJUSTER ASSEMBLY LH (LIFTER MOTOR)

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

        If the result is not as specified, replace the seat frame with adjuster.

    4. Check operation of the seat frame (reclining motor).
        Fig 6: Identifying Seat Adjuster Assembly Connector Terminals
        G04953109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Check if the seat frame moves smoothly when the battery is connected to the slide motor connector terminals.

        OK 

        FRONT SEAT ADJUSTER ASSEMBLY LH (RECLINING MOTOR)

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

        If the result is not as specified, replace the seat frame with adjuster.

    5. Check operation of the seat frame (cushion motor).
        Fig 7: Identifying Seat Adjuster Assembly Connector Terminals
        G04953109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Check if the seat frame moves smoothly when the battery is connected to the slide motor connector terminals.

        OK 

        FRONT SEAT ADJUSTER ASSEMBLY LH (CUSHION MOTOR)

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

        If the result is not as specified, replace the seat frame with adjuster.

  4. INSPECT FRONT SEAT ADJUSTER ASSEMBLY RH 
      Fig 8: Identifying Front Seat Adjuster Assembly LH Connector Terminals
      G04953114Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Check operation of the seat frame (slide motor).
      1. Check if the seat frame moves smoothly when the battery is connected to the slide motor connector terminals.

        OK 

        FRONT SEAT ADJUSTER ASSEMBLY RH (SLIDE MOTOR)

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

        If the result is not as specified, replace the seat frame with adjuster.

    2. Check operation of the seat frame (front vertical motor).
        Fig 9: Identifying Seat Adjuster Assembly Connector Terminals
        G04953109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Check if the seat frame moves smoothly when the battery is connected to the slide motor connector terminals.

        OK 

        FRONT SEAT ADJUSTER ASSEMBLY RH (FRONT VERTICAL MOTOR)

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

        If the result is not as specified, replace the seat frame with adjuster.

    3. Check operation of the seat frame (lifter motor).
        Fig 10: Identifying Seat Adjuster Assembly Connector Terminals
        G04953109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Check if the seat frame moves smoothly when the battery is connected to the slide motor connector terminals.

        OK 

        FRONT SEAT ADJUSTER ASSEMBLY RH (LIFTER MOTOR)

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

        If the result is not as specified, replace the seat frame with adjuster.

    4. Check operation of the seat frame (reclining motor).
        Fig 11: Identifying Seat Adjuster Assembly Connector Terminals
        G04953109Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      1. Check if the seat frame moves smoothly when the battery is connected to the slide motor connector terminals.

        OK 

        FRONT SEAT ADJUSTER ASSEMBLY RH (RECLINING MOTOR)

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

        If the result is not as specified, replace the seat frame with adjuster.

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