64 12 160 Removing and installing or replacing complete independent heater with bracket

WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.

WARNING: Risk of scalding!
Only perform the following repair work on an engine that has cooled down.

Follow notes for repair work on cooling system. See 17 00 005 DRAINING AND ADDING COOLANT (N63) , 17 00 039 VENTING AND FILLING COOLING SYSTEM WITH VACUUM FILLING UNIT , 17 00 009 CHECKING COOLING SYSTEM FOR WATERTIGHTNESS (N55, N63, N47 D20 O/T 1, N57 D30 U/O/T/S 0/1) or 17 00 039 BLEEDING COOLING SYSTEM AND CHECKING FOR WATERTIGHTNESS (N63 B44 O 0) .

NOTE: Clamp off coolant hoses on independent heater.

Recycling

Fuel escapes when fuel line is detached. Have a suitable collecting vessel ready.

Catch and dispose of escaping fuel.

Observe country-specific waste disposal regulations.

Necessary preliminary tasks

Remove FRONT WHEEL ARCH COVER (FRONT SECTION) .
Remove FRONT UNDERBODY PROTECTION .

Release screws (1).

Remove lower left cover (2).

Fig 1: Identifying Lower Left Cover Screws

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Release spring clamps (1) and detach coolant hoses.

Installation note:

Top up coolant and vent cooling system. See 17 00 005 DRAINING AND ADDING COOLANT (N63) , 17 00 039 VENTING AND FILLING COOLING SYSTEM WITH VACUUM FILLING UNIT , 17 00 009 CHECKING COOLING SYSTEM FOR WATERTIGHTNESS (N55, N63, N47 D20 O/T 1, N57 D30 U/O/T/S 0/1) or 17 00 039 BLEEDING COOLING SYSTEM AND CHECKING FOR WATERTIGHTNESS (N63 B44 O 0) .

Unlock and detach fuel line (2).

Fig 2: Identifying Fuel Line And Spring Clamps

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Unlock plug connections (1) and disconnect.

Unfasten screws (2).

Lower independent heater (3).

Installation note:

Make independent heater (3) is correctly seated.

Fig 3: Disconnecting Plug Connections And Screws

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Release spring strap (1) and detach coolant hose (3).

Remove independent heater (3).

Fig 4: Identifying Independent Heater, Spring Strap And Coolant Hose

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Replacement

Until 09/2012, replace for diesel engines duplicate type label (1).

Fig 5: Identifying Diesel Engines Duplicate Type Label

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