Mazda Trucks 1987-1993 Repair Guide

Vacuum Diaphragm

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REMOVAL & INSTALLATION



A4LD Transmission

See Figure 1



Click image to see an enlarged view

Fig. Fig. 1: Remove the vacuum diaphragm retaining clamp and bolt, then pull the diaphragm out of the transmission

  1. Disconnect the negative battery cable.
  2.  
  3. Raise and support the vehicle safely.
  4.  
  5. Disconnect the hose from the vacuum diaphragm.
  6.  
  7. Remove the vacuum diaphragm retaining clamp bolt and clamp. Do not pry on the clamp.
  8.  
  9. Pull the vacuum diaphragm from the transmission case and remove the vacuum diaphragm control rod from the transmission case.
  10.  
  11. Install the vacuum diaphragm control rod from the transmission case. Push the vacuum diaphragm into the case and secure it with the clamp and bolt. Tighten to 80-106 inch lbs. (9-12Nm). Install the remaining components.
  12.  

 
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