Mazda Trucks 1987-1993 Repair Guide

Front Wheel Speed Sensor

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TESTING



  1. Disconnect the speed sensor wire harness plug from the sensor or sensor pigtail.
  2.  
  3. Connect a Digital Volt/Ohm Meter (DVOM) across the two sensor terminals and record the reading.
  4.  
  5. The reading should be within 0.270-0.330k ohms.
  6.  

REMOVAL & INSTALLATION



See Figure 1



Click image to see an enlarged view

Fig. Fig. 1: Front wheel speed sensor components

  1. Inside the engine compartment, disconnect the sensor from the harness.
  2.  
  3. Unclip the sensor cable from the brake hose clips.
  4.  
  5. Remove the retaining bolt from the spindle and slide the sensor from its hole.
  6.  
  7. Installation is the reverse of removal. Tighten the retaining bolt to 40-60 inch lbs. (5-7 Nm).
  8.  

 
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