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Rock Sam

Rock Sam 11/16/2018

2016 BMW 535i Luxury 6 Cyl 3.00L

Preventive Maintenance

Where is the air conditioning compressor in my car and how to replace a car air conditioning compressor?

1 Answer


Partsavatar Carparts

Step 1: Locate the A/C compressor. The A/C compressor will be located at the front of the engine with the rest of the belt-driven accessories.

Step 2: Have the refrigerant recovered by a professional. Before the A/C system can be serviced, the refrigerant must be removed from the system.

Remove the compressor:

Jack and jack stands

Protective gloves

Repair manuals

Safety glasses

Wrench

Step 1: Locate the serpentine belt tensioner. If you have a difficult time finding the tensioner, consult the belt
routing diagram.

Step 2: Rotate the tensioner. Use a socket or wrench to slide the automatic tensioner away from the belt.

Step 3: Remove the belt from the pulleys. While holding the tensioner away from the belt, slide the belt off the pulleys.

Step 4: Disconnect the electrical connectors from the compressor. These should pull out easily.

Step 5: Disconnect the pressure hoses from the compressor. Using a ratchet or wrench, disconnect the pressure hoses from the compressor.

Step 6: Remove the compressor mounting bolts. Using a ratchet or wrench, remove the compressor mounting bolts.

Step 7: Remove the compressor from the vehicle. It should come out with a little tugging, but be careful because it is often heavy.

Step 8: Prepare the new compressor. Compare the new compressor to the old one to ensure they are the same.

Step 9: Replace the pressure line o-rings. Use a small screwdriver or pick to remove the o-rings from the A/C pressure lines.

Step 10: Lower the new compressor into the vehicle. Lower the new compressor into the vehicle and align it with the mounting holes.

Step 11: Reinstall the mounting bolts. Reinstall the mounting bolts and tighten them down.

Step 12: Reinstall the lines. Reinstall the lines and tighten down the bolts the line bolts.

Step 13: Reinstall the electrical connectors. Reinstall the electrical connectors as they originally were.

Step 14: Position the belt on the pulleys. Position the belt on the pulleys, following the belt routing diagram to ensure the belt is routed correctly.

Step 15: Install the new belt. Push or pull the tensioner to a position that allows the belt to be installed onto the pulleys.

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