Windshield Wiper Motor ASSY: Replacement

WARNING: This page is about a different car, the 2005 Toyota Sienna. However, it is still accessible from the selected car via links, so may be relevant.

REMOVE FRONT WIPER ARM HEAD CAP
1. Using a small screwdriver, remove the 2 front wiper arm covers.
HINT:

Tape up the screwdriver tip before use.

Fig 1: Removing Front Wiper Arm Covers Using Screwdriver
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE FR WIPER ARM RH
1. Operate the wiper, and stop the windshield wiper motor assy to the automatic stop position.
2. Remove the nut and the FR wiper arm RH.
REMOVE FR WIPER ARM LH
1. Remove the nut and the FR wiper arm LH.
REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSY
1. Remove the 6 claws and the cowl top ventilator louver sub-assy.
Fig 2: Removing Cowl Top Ventilator Louver Sub-Assy
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE WINDSHIELD WIPER MOTOR & LINK ASSY
1. Disconnect the connector.
2. Remove the 4 bolts and wiper motor & link assy.
Fig 3: Removing Wiper Motor & Link Assy
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
REMOVE WINDSHIELD WIPER MOTOR ASSY
1. Using a screwdriver, disengage the meshing of rod at the crank arm pivot of the windshield wiper motor assy.
  
  Fig 4: Disengaging Meshing Of Rod At Crank Arm Pivot Of Windshield Wiper Motor Assy
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Remove the 3 bolts and windshield wiper motor assy from the windshield wiper link assy.
HINT:

Turning the crank arm by hand prior to the operation will be able to remove the wiper motor easier.

Fig 5: Removing Bolts
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL WINDSHIELD WIPER MOTOR ASSY
1. Apply MP grease to the crank arm pivot of the windshield wiper motor assy.
2. Install the windshield wiper motor assy with the 3 bolts to the windshield wiper link assy.
  Torque: 7.5 N.m (76 kgf.cm, 66 in.lbf)
Fig 6: Installing Windshield Wiper Motor Assy To Windshield Wiper Link Assy
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
INSTALL WINDSHIELD WIPER MOTOR & LINK ASSY
1. Install the wiper motor & link assy with the 4 bolts.
  Torque: 5.5 N.m (56 kgf.cm, 49 in.lbf)
2. Connect the connector.
INSTALL FR WIPER ARM LH
1. Operate the wiper, and stop the windshield wiper motor assy to the automatic stop position.
  
  Fig 7: Installing Wiper Motor & Link Assy
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Scrape off the serration part of the wiper arm with a round file or equivalent.
3. Clean the wiper pivot serration with a wire brush.
  
  Fig 8: Cleaning Wiper Pivot Serration With Brush
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Install the front wiper arm LH with the nut to the position as shown.
  Torque: 20 N.m (204 kgf.cm, 14.8 ft.lbf)
HINT:

Hold down the arm hinge by hand to fasten the nut.
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 a wire brush.
  
  Fig 9: Installing Front Wiper Arm LH
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Install the front wiper arm RH with the nut to the position as shown.
  Torque: 20 N.m (205 kgf.cm, 15 ft.lbf)
  
  HINT:
  
  Hold down the arm hinge by hand to fasten the nut.
4. Operate the wiper while running the water or the washer fluid over the window, and check the wiping condition and that the front wiper does not hit against the vehicle body.
Fig 10: Installing Front Wiper Arm RH
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002