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

WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2015 BMW 750i, 2015 BMW 750Li, and 2015 BMW 740i. 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.

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 And Screws

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Release spring clamps (1) and detach coolant hoses.

Installation note:

Top up coolant and vent COOLING SYSTEM .

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: Identifying Plug Connections, Independent Heater 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

Courtesy of BMW OF NORTH AMERICA, INC.