64 12 673 Replacing left or right electric auxiliary heater - rear cabin

WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Move driver's seat or front passenger seat to "front" and "top" position

For purposes of clarity, pictures show driver's seat removed.

Unclip cover (1) in direction of arrow.

Fig 1: Disconnecting Driver's Seat Cover

Courtesy of BMW OF NORTH AMERICA, INC.

Release plastic nut (1).

Partially feed out rear cabin air duct (2) in direction of arrow.

Installation note:

Ensure that air duct (2) is correctly seated.

Fig 2: Removing Rear Cabin Air Duct

Courtesy of BMW OF NORTH AMERICA, INC.

Unlock and disconnect plug connections (1) on electric auxiliary heater (2).

Unlock and disconnect plug connection (3) on temperature sensor.

Pull out air duct (4) completely.

Fig 3: Identifying Electric Auxiliary Heater, Air Duct And Plug Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

Remove TEMPERATURE SENSOR FOR ELECTRIC AUXILIARY HEATER .

IMPORTANT: On vehicles with production date up to 05/2010 it is essential in the case of spare parts to observe the part number of the auxiliary heater!

The following BMW part numbers may no longer be installed in vehicles with production dates from 05/2010!

9 194 713 (auxiliary heater, left)
9 194 714 (auxiliary heater, right)
9 158 583 (auxiliary heater, left)
9 158 584 (auxiliary heater, right)
9 181 331 (auxiliary heater, left)
9 181 332 (auxiliary heater, right)

These part numbers may not be combined with other part numbers!

In this case, both auxiliary heaters must be replaced!