Toyota Sienna 2000-06

Windshield Wiper System

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Wiper Motor



Removal & Installation
  1. Before servicing the vehicle, refer to the precautions section.
  2.  
  3. Remove the wiper arm nut caps, unfasten the nuts and remove the wiper arms.
  4.  
  5. Remove the hood to cowl top seal and the cowl panel hole cover.
  6.  
  7. Remove the clip and cowl top ventilator lover, disconnect the washer hose from the louver.
  8.  
  9. Remove the washer nozzle from the cowl top ventilator lover.
  10.  
  11. Remove the 11 bolts and the outer front top cowl panel and unplug the wiper motor connector.
  12.  
  13. Unfasten the 4 bolts and remove the wiper motor and link assembly.
  14.  
  15. Disconnect the wiper link from the motor.
  16.  
  17. If necessary, remove the cowl water extract hoses.
  18.  

To install:

  1. If necessary, connect the cowl water extract hoses.
  2.  
  3. Connect the wiper link to the motor. Tighten the fasteners to 49 in. lbs. (5 Nm).
  4.  
  5. Install the wiper motor and link assembly. Tighten the fasteners to 65 in. lbs. (7 Nm).
  6.  
  7. Attach the wiper connector and install the outer front top cowl panel. Tighten the fasteners to 99 in. lbs. (8 Nm).
  8.  
  9. Attach the washer nozzle to the cowl top ventilator lover.
  10.  
  11. Install the cowl top ventilator louvers and cowl panel hole cover.
  12.  
  13. Install the hood to cowl top seal
  14.  
  15. Install the wiper arm nuts, tighten to 15 ft. lbs. (20 Nm) and install the caps.

    Click image to see an enlarged view

    Fig. Exploded view of the front wiper assembly and related components-2000-03 Sienna

  16.  

  1. Before servicing the vehicle, refer to the precautions section.
  2.  
  3. Remove the wiper arm nut caps, unfasten the nuts and remove the wiper arms.
  4.  
  5. Remove the cowl top ventilator louver assembly.
  6.  
  7. Unplug the wiper motor connector.
  8.  
  9. Unfasten the wiper motor and link bolts.
  10.  
  11. Using a prytool, separate the meshing rod at the crank arm pivot of the motor.
  12.  
  13. Remove the bolts and separate the motor from the link assembly.
    NOTE
    Turning the crank arm by hand may ease the removal of the motor.

  14.  

To install:

  1. Connect the wiper link to the motor. Tighten the fasteners to 66 in. lbs. (7 Nm).
  2.  
  3. Install the wiper motor and link assembly. Tighten the fasteners to 49 in. lbs. (5 Nm).
  4.  
  5. Install the cowl top ventilator louvers.
  6.  
  7. Install the wiper arm nuts, tighten to 14 ft. lbs. (20 Nm) and install the caps.

    Click image to see an enlarged view

    Fig. Exploded view of the front wiper assembly and related components-2004-06 Sienna



    Click image to see an enlarged view

    Fig. Separate the link from the front wiper motor-2004-06 Sienna

  8.  

 
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