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HOMESERVICE MANUALSBMW2004325CI CONVERTIBLE (E46) L6-2.5L (M56)REPAIR AND DIAGNOSISHEATING AND AIR CONDITIONINGCOMPRESSOR HVACSERVICE AND REPAIRREPLACING COMPLETE A/C COMPRESSOR
2004 BMW 325Ci Convertible (E46) L6-2.5L (M56)

Replacing Complete A/C Compressor

2004 BMW 325Ci Convertible (E46) L6-2.5L (M56)SECTION Replacing Complete A/C Compressor



Removing And Installing/Replacing Complete A/C Compressor


CAUTION: Follow instructions for compressor replacement without fail.


NOTE:
A/C system is drawn off.
Remove front splash guard.
Remove compressor drive belt.


M52TU, M54, M57 only:
Detach water reservoir for windshield washer system and place to one side.







S54 only:
Release expansion rivets (1).
Remove right air duct (2) in direction of arrow.

Installation Note Make sure lug (3) is correctly seated.

Detach coolant expansion tank and place to one side.

All:







Loosen screws (1).
Remove lines (2) and (3).

Installation Note:
Replace sealing rings.

Disconnect plug connection (4) in direction of arrow.

S54 and 4WD only:
Release and lower front stabilizer bar.

All:







NOTE: Secure A/C compressor (2) against falling out.


Release screws (1) and remove A/C compressor (2).
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.