Toyota Matrix 2003-06

Wheel Speed Sensors

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Removal & Installation



Front
  1. Before servicing the vehicle, refer to the precautions section.
  2.  
  3. Remove the front wheel.
  4.  
  5. Remove the fender liner screws and the liner.
  6.  
  7. Unplug the connector from the speed sensor.
  8.  
  9. Remove the sensor harness and clamp from the body.
  10.  
  11. Remove the speed sensor retainers and the sensor from the knuckle.
  12.  

To install:

  1. Install the speed sensor and tighten the fasteners to 71 inch lbs. (8 Nm).
  2.  
  3. Route the hose, install the harness clamp and tighten the bolt to body to 71 in. lbs. (8 Nm) and the bolt to shock absorber to 21 ft. lbs. (29 Nm).
  4.  
  5. Attach the speed sensor connector and install fender liner and the wheel.
  6.  

Rear
All Wheel Drive Models
  1. Remove the fuel tank filler pipe protector bolts and remove the fuel tank filler pipe protector.
  2.  
  3. Remove the rear seat bottom and seat back.
  4.  
  5. Disconnect the electrical connector from the wheel speed sensor.
  6.  
  7. Raise and suitably support the vehicle.
  8.  
  9. Pull the sensor harness and grommet out through the body.
  10.  
  11. Remove the bolt which retains the wheel speed sensor harness to the vehicle.
  12.  
  13. Remove the bolt and nut which retains the wheel speed sensor harness to the upper arm and suspension member.
  14.  
  15. Remove the wheel speed sensor retaining bolt and remove the wheel speed sensor from suspension knuckle.
  16.  

To install:

  1. Install the wheel speed sensor to the steering knuckle. Tighten the rear wheel speed sensor bolt to 71 inch lbs (8 Nm).
  2.  
  3. Install the bolt and nut which retains the wheel speed sensor harness to the upper arm and suspension member. Tighten the bolt and nut bolt to 44 inch lbs (5 Nm).
  4.  
  5. Install the bolt which retains the wheel speed sensor harness to the vehicle. Tighten the bolt and nut bolt to 44 inch lbs (5 Nm).
  6.  
  7. Reposition the wheel speed pigtail harness through the body. Install the grommet.
  8.  
  9. Connect the wheel speed sensor electrical connector.
  10.  
  11. Lower the vehicle.
  12.  
  13. Install the rear seat bottom and seat back.
  14.  
  15. Install the fuel tank filler pipe protector.
  16.  

 
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