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Home >> Lexus >> 2003 >> LS 430 >> Repair and Diagnosis >> External Pages >> Different car >> Section 950 (Wiper System & Washer System) >> Windshield Wiper Motor ASSY >> Replacement
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Windshield Wiper Motor ASSY: Replacement

WARNING: This page is about a different car, the 2005 Toyota 4Runner. However, it is still accessible from the selected car via links, so may be relevant.
  1. REMOVE FRONT WIPER ARM HEAD CAP 
    1. Using a small screwdriver, remove the 2 front wiper arm head cap.
    NOTE: Tape the screwdriver tip before use.
    Fig 1: Removing Front Wiper Arm Head Cap
    G02574097Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. REMOVE FR WIPER ARM RH 
    1. Operate the wiper and stop the windshield wiper motor assy at the automatic stop position.
    2. Remove a nut and Fr wiper arm RH.
  3. REMOVE FR WIPER ARM LH 
    1. Remove a nut and FR wiper arm LH.
  4. REMOVE FRONT FENDER TO COWL SIDE SEAL LH 
    1. Remove the clip.
    2. Release the 2 claws, and remove the front fender to cowl side seal LH.
    Fig 2: Removing Front Fender To Cowl Side Seal LH
    G02574098Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  5. REMOVE FRONT FENDER TO COWL SIDE SEAL RH 
  6. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSY 
    1. Remove the 2 clips.
    2. Using a clip remover, disengage the meshing of 6 clips.
      Fig 3: Disengaging Meshing Of Clips
      G02574099Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Remove the 9 claws and cowl top ventilator louver sub-assy.
    Fig 4: Removing Claws And Cowl Top Ventilator Louver Sub-Assy
    G02574100Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  7. REMOVE WINDSHIELD WIPER MOTOR & LINK ASSY 
    1. Disconnect the connector and remove the 2 bolts.
    2. Slide the wiper link assy to vehicle's passenger's side. Disengage the meshing of the rubber pin and remove the wiper link assy.
    Fig 5: Disconnecting Connector And Remove Bolts
    G02574101Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  8. REMOVE WINDSHIELD WIPER MOTOR ASSY 
    1. Using a screwdriver and disengage the meshing of 2 rods at the clank arm pivot of the windshield wiper motor assy.
      Fig 6: Removing Windshield Wiper Motor Assy
      G02574102Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      NOTE: Tape the screwdriver tip before use.
    2. Remove the 2 bolts and windshield wiper motor assy.
      Fig 7: Removing Bolts And Windshield Wiper Motor Assy
      G02574103Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  9. INSTALL WINDSHIELD WIPER MOTOR ASSY 
    1. Apply MP grease to the clank arm pivot of the windshield wiper motor assy.
    2. Install the windshield wiper motor assy with 2 bolts.

      Torque: 7.5 N.m (76 kgf.cm, 66 in...lbf) 

  10. INSTALL WINDSHIELD WIPER MOTOR & LINK ASSY 
    1. Install the meshing of the rubber pin.
    2. Install the windshield wiper link assy with the 2 bolts.

      Torque: 7 N.m (71 kgf.cm, 62 in...lbf) 

    3. Connect the connector.
  11. INSTALL FR WIPER ARM LH 
    1. Operate the wiper, and stop the windshield wiper motor assy at the automatic stop position.
    2. Scrape off the serration part of the wiper arm with a round file or equivalent.
    3. Clean the wiper pivot serration with the wire brush.
      Fig 8: Installing FR Wiper Arm LH
      G02574104Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Install the front wiper arm LH with a nut to the position shown in the illustration.

      Torque: 25 N.m (255 kgf.cm, 18.4 ft..lbf) 

      HINT:

      Hold down the arm hinge with hand to fasten a nut.

      Fig 9: Installing Front Wiper Arm LH With A Nut To Position
      G02574105Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  12. INSTALL FR WIPER ARM RH 
    1. Scrape off the serration part of the wiper arm with a round file or equivalent.
    2. Clean the wiper pivot serration with the wire brush.
    3. Install the front wiper arm RH with a nut at the position shown in the illustration.

      Torque: 25 N.m (255 kgf.cm, 18.4 ft..lbf) 

      NOTE: Hold down the arm hinge with hand to fasten a nut.
      Fig 10: Installing Front Wiper Arm RH With A Nut At Position
      G02574106Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Operate the wiper while running the water or the washer fluid over the window, and check the wiping condition and that the rear wiper does not hit against the vehicle body.