Mazda Trucks 1987-1993 Repair Guide

Adjustments

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For information on timing, valve lash, idle speed and mixture adjustments, refer to General Information & Maintenance . The only other adjustment possible is the air gap adjustment on the 1987-88 2.6L engine, which is outlined below:

AIR GAP ADJUSTMENT



See Figure 1



Click image to see an enlarged view

Fig. Fig. 1: Air gap adjustment

Air gap adjustment is possible on 1987-1988 2.6L engines.

  1. Using a wrench on the crankshaft pulley nut, turn the distributor shaft until one of the high points on the reluctor is aligned with the pickup coil face.
  2.  
  3. Loosen the set screws and move the pickup coil until the gap between it and the signal rotor is 0.8mm, measured with a brass or plastic feeler gauge.
  4.  
  5. Tighten the set screws and recheck the gap.
  6.  

 
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