64 11 545 Removing and installing fan housing for heater/air conditioner (N52T, N55)

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Necessary preliminary tasks

Disconnect BATTERY EARTH LEAD
Remove RIGHT/REAR SUSPENSION CROSS-BRACE

Release screws (1).

Tightening torque 12 90 4AZ .

Remove lid (2) for additional electronics box toward the top.

Fig 1: Identifying Electronics Box Screws

G09881460

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock and disconnect all plug connections.

Unlatch connector housing (1 and 2) from guide of auxiliary E-box (3).

Fig 2: Identifying Connector Housing From Guide Of Auxiliary E-Box

G09881448

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock plug connection (1) on automatic air recirculation control sensor (2) and disconnect.

Fig 3: Identifying Plug Connection On Automatic Air Recirculation Control Sensor

G06886157

Courtesy of BMW OF NORTH AMERICA, INC.

NOTE: Picture without supplemental electronics box.

Release screws (1) on blower housing cover (2).

Lift out blower housing cover.

Fig 4: Identifying Screws On Blower Housing Cover

G06886158

Courtesy of BMW OF NORTH AMERICA, INC.

Release screws (1) on fan housing (2).

Unlock plug connections (3) and disconnect.

Carefully feed out fan housing (2).

Fig 5: Identifying Screws On Fan Housing Plug Connections

G06886159

Courtesy of BMW OF NORTH AMERICA, INC.