Nissan Pathfinder 1996-05

Removal & Installation

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3.3L & 3.5L Engines




CAUTION
Refer to the applicable precautions for this system before performing the following operation. Failure to follow the warnings and cautions could result in possible personal injury or death.

  1. Discharge the A/C refrigerant, as outlined earlier in this section.
  2.  

Refer to the accompanying illustration for compressor removal and installation.

Click image to see an enlarged view

Fig. Exploded view of the A/C compressor and tightening specifications-3.3L engine



Click image to see an enlarged view

Fig. Exploded view of the A/C compressor and tightening specifications-3.5L engine

To install:

  1. Installation is the reverse of the removal procedure, noting the following:

    Tighten the retainers to the specifications shown in the accompanying illustration.
     
    Replace the O-rings for the high and low-pressure flexible A/C hoses with new ones, and apply compressor oil to the O-rings before installation.
     
    After recharging the A/C system with refrigerant, check for leaks.
     

  2.  

4.0L Engine




CAUTION
Refer to the applicable precautions for this system before performing the following operation. Failure to follow the warnings and cautions could result in possible personal injury or death.

  1. Discharge the A/C refrigerant, as outlined earlier in this section.
  2.  
  3. Raise and safely support the vehicle.
  4.  
  5. Remove the front left wheel and tire assembly.
  6.  
  7. Remove the front left mud guard.
  8.  
  9. Remove the front left splash shield.
  10.  
  11. Remove the engine air cleaner and air ducts.
  12.  
  13. Remove the drive belt. For more details, refer to the procedure in the Engine Mechanical Section.
  14.  
  15. Disconnect the compressor harness connector.
  16.  
  17. Disconnect both the high-pressure flexible A/C hose and low-pressure flexible A/C hose from the compressor.
    WARNING
    Cap or wrap the joint of the pipe with suitable material such as vinyl tape to avoid air or debris from entering the system.

  18.  
  19. Remove the A/C compressor mounting bolts.

    Click image to see an enlarged view

    Fig. Exploded view of the A/C compressor mounting-4.0L engine

  20.  

To install:

  1. Installation is the reverse of the removal procedure, noting the following:

    Tighten the retainers to the specifications shown in the accompanying illustration.
     
    Replace the O-rings for the high and low-pressure flexible A/C hoses with new ones, and apply compressor oil to the O-rings before installation.
     
    After recharging the A/C system with refrigerant, check for leaks.
     

  2.  

 
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