64 52 520 Removing and installing/replacing complete A/C compressor

WARNING: This page is about a different car, the 2003 BMW 525i, 2002 BMW 525i, and 2001 BMW 525i. However, it is still accessible from the selected car via links, so may be relevant.

CAUTION: Risk of damage!
Follow instructions for compressor replacement without fail.

CAUTION: Risk of damage!
Fit charge air hoses without grease and dry.

NOTE: A/C system is drawn off.
Remove front splash guard.
Remove compressor drive belt. See 11 28 050 REPLACING A/C COMPRESSOR DRIVE BELT (M52 / S52 / M52TU / M54 / M56)

M57 only:

Remove molded hose between hot-film air-mass flow sensor and turbocharger.

M62 only:

Remove intake filter housing.

S62 only:

Remove right intake filter housing.

M47 only:

Detach rubber gaiter (3) in direction of arrow from air hose (1). Remove hose (4).

Detach rubber gaiter (3) first from snorkel (2) then from intake neck (5) and remove.

All:

Fig 1: Detaching Rubber Gaiter From Air Hose

Courtesy of BMW OF NORTH AMERICA, INC.

Disconnect plug connection (4) in direction of arrow.

Release screws (1).

Remove lines (2) and (3).

Installation:

Replace sealing rings.

Observe tightening torque, 64 52 1AZ.

Fig 2: Disconnecting Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Compressor mounting with 4 screws:

NOTE: Secure A/C compressor against falling out.

Unfasten screws.

Remove A/C compressor towards bottom.

Fig 3: Securing Compressor (4 Screws)

Courtesy of BMW OF NORTH AMERICA, INC.

Compressor mounting with 3 screws:

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

Release screws (1) and remove A/C compressor (2).

Fig 4: Securing Compressor (3 Screws)

Courtesy of BMW OF NORTH AMERICA, INC.