Front Wiper Motor Installation

Body Electrical. Lexus Gs430, Gs300. Uzs190 Grs190
Wiper And Washer. Lexus Gs430, Gs300. Uzs190 Grs190

  1. INSTALL FRONT WIPER MOTOR ASSEMBLY

  2. INSTALL FRONT WIPER MOTOR AND LINK ASSEMBLY

  3. INSTALL COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY

  4. INSTALL FRONT FENDER TO COWL SIDE SEAL LH

  5. INSTALL FRONT FENDER TO COWL SIDE SEAL RH

  6. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY LH

  7. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY RH

  8. INSTALL ENGINE ROOM SIDE COVER LH (for LHD)

  9. INSTALL ENGINE ROOM SIDE COVER RH (for RHD)

  10. INSTALL FRONT PILLAR TO FRONT SIDE SEAL SUB-ASSEMBLY LH

  11. INSTALL FRONT PILLAR TO FRONT SIDE SEAL SUB-ASSEMBLY RH

  12. INSTALL COOL AIR INTAKE DUCT SEAL

  13. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL

  14. PERFORM INITIALIZATION

Front Wiper Motor -- Installation



1. INSTALL FRONT WIPER MOTOR ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Install the wiper motor with the 3 bolts.

    Torque:
    5.4 N*m{55 kgf*cm, 47 in.*lbf}
  1. Apply MP grease to the crank arm pivot of the wiper motor.



    Lexus Gs430, Gs300. Uzs190 Grs190
  1. Install the rod of the wiper link to the crank arm, as shown in the illustration.



2. INSTALL FRONT WIPER MOTOR AND LINK ASSEMBLY


Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Install the wiper motor and link assembly with the 4 bolts.

    Torque:
    5.5 N*m{56 kgf*cm, 49 in.*lbf}


    Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Connect the connector. Then attach the 2 clamps to install the wire harness to the cowl top panel.



3. INSTALL COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY


    Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Push the ventilator louver in the direction indicated by the arrow in the illustration. Attach the 10 claws to install the ventilator louver.



    Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Attach the 5 claws and 2 clips to install the ventilator louver.



4. INSTALL FRONT FENDER TO COWL SIDE SEAL LH


    Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Push the cowl side seal in the direction indicated by the arrow in the illustration. Attach the 2 claws to install the cowl side seal.



5. INSTALL FRONT FENDER TO COWL SIDE SEAL RH
HINT:
Use the same procedures described for the LH side.


6. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY LH


Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Stop the wiper motor at the automatic stop position.

  1. Clean the wiper arm serration with a round file or equivalent.

  1. Clean the wiper pivot serration with a wire brush.



    Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Install the wiper arm and blade with the nut. Make sure that the wiper arm and blade comes to the position shown in the illustration.

    Torque:
    22 N*m{224 kgf*cm, 16 ft.*lbf}
    HINT:
    Hold down the wiper arm hinge with your hand while tightening the nut.
    Specification:
    Area
    Measurement
    A (for LHD)
    25.3 mm (0.996 in.)
    B (for LHD)
    26.2 mm (1.031 in.)
    C (for RHD)
    21.8 mm (0.858 in.)
    D (for RHD)
    28.9 mm (1.138 in.)


7. INSTALL FRONT WIPER ARM AND BLADE ASSEMBLY RH


Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Stop the wiper motor at the automatic stop position.

  1. Clean the wiper arm serration with a round file or equivalent.

  1. Clean the wiper pivot serration with a wire brush.



    Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Install the wiper arm and blade with the nut. Make sure that the wiper arm and blade comes to the position shown in the illustration.

    Torque:
    22 N*m{224 kgf*cm, 16 ft.*lbf}
    HINT:
    Hold down the wiper arm hinge with your hand while tightening the nut.
    Specification:
    Area
    Measurement
    A (for LHD)
    28.9 mm (1.138 in.)
    B (for LHD)
    21.8 mm (0.858 in.)
    C (for RHD)
    26.2 mm (1.031 in.)
    D (for RHD)
    25.3 mm (0.996 in.)
  1. Operate the front wipers while spraying washer fluid on the windshield glass. Make sure that the front wipers function properly and there is no interference with the vehicle body.



8. INSTALL ENGINE ROOM SIDE COVER LH (for LHD)


    Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Install the side cover with the 3 clips.



9. INSTALL ENGINE ROOM SIDE COVER RH (for RHD)


    Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Install the side cover with the 3 clips and cap nut.



10. INSTALL FRONT PILLAR TO FRONT SIDE SEAL SUB-ASSEMBLY LH


Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Attach the 3 clips to install the side seal.



11. INSTALL FRONT PILLAR TO FRONT SIDE SEAL SUB-ASSEMBLY RH
HINT:
Use the same procedures described for the LH side.


12. INSTALL COOL AIR INTAKE DUCT SEAL


Lexus Gs430, Gs300. Uzs190 Grs190.Wiper And Washer.Wiper And Washer System.Front Wiper Motor  Installation
  1. Install the intake duct seal with the 7 clips.



13. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL


14. PERFORM INITIALIZATION
  1. Perform initialization (Click here).

    NOTICE:
    Certain systems need to be initialized after disconnecting and reconnecting the cable from the negative (-) battery terminal.