64 12 525 Replacing complete independent heater

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Necessary preliminary tasks:

Remove complete independent heater. See 64 12 021 Removing And Installing Independent/Auxiliary Heater .

Detach cable strap (1).

Release spring clip (2).

Detach air intake hose (3).

Loosen screws (4).

Remove holder for independent heater (5).

Fig 1: Removing Holder For Independent Heater

G03262432

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock cover (1) and remove in direction of arrow.

Unlock and disconnect plug connection for auxiliary water pump.

Feed cable out of guide.

Fig 2: Disconnecting Plug Connection For Auxiliary Water Pump

G03262433

Courtesy of BMW OF NORTH AMERICA, INC.

Release spring clip (1).

Detach coolant hose (2) together with auxiliary water pump (3) in direction of arrow.

Fig 3: Detaching Coolant Hose Together With Auxiliary Water Pump

G03262434

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Using BMW scan tool, carry out programming/coding.