Mazda Trucks 1972-1986 Repair Guide

Oil Cooler

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REMOVAL & INSTALLATION



1,998cc Engine

See Figure 1

Click image to see an enlarged view

Fig. Fig. 1: View of the engine oil cooler used on the 1,998cc engine

  1. Drain the cooling system.
  2.  
  3. Disconnect the coolant hoses at the oil cooler.
  4.  


CAUTION
When draining engine coolant, keep in mind that cats and dogs are attracted to ethylene glycol antifreeze and could drink any that is left in an uncovered container or in puddles on the ground. This will prove fatal in sufficient quantity. Always drain coolant into a sealable container. Coolant should be reused unless it is contaminated or is several years old.

  1. Remove the oil filter.
  2.  
  3. Remove the nut securing the cooler to the oil filter mounting stud.
  4.  
  5. Remove the cooler.
  6.  
  7. Installation is the reverse of removal. Coat the O-rings on the filter and cooler with clean engine oil prior to installation.
  8.  

 
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