BMW 7 Series: Removing And Installing Complete Independent Heater
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.
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 work
- Remove FRONT WHEEL ARCH COVER (FRONT SECTION)
- Remove FRONT UNDERBODY PROTECTION
Release screws (1).
Remove lower left cover (2).
Fig. 114: Identifying Lower Left Cover Screws
Release spring clamps (1) and detach coolant hoses.
Installation note:
Top Up Coolant and Bleed Cooling System: See DRAINING AND ADDING COOLANT.
Unlock and detach fuel line (2).
Fig. 115: Identifying Fuel Line And Spring Clamps
Release plug connections (1) and disconnect.
Unfasten screws (2).
Lower independent heater (3).
Installation note:
Make independent heater (3) is correctly seated.
Fig. 116: Disconnecting Plug Connections And Screws
Release spring strap (1) and detach coolant hose (3).
Remove independent heater (3).
Fig. 117: Identifying Independent Heater, Spring Strap And Coolant Hose
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Recycling
Fuel escapes when fuel lines are detached. Have a suitable collecting vessel
ready.
Catch and dispose of escaping fuel.
Observe country-specific waste disposal regulations.
Undo screw (1
Necessary preliminary work
Remove FRONT UNDERBODY PROTECTION
NOTE: Graphic similar.
Release screws (1).
Remove lower left cover (2).
Fig. 124: Identifying Lower Left Cover Screws
Slacken nut (1).
SEE MORE:
WARNING: DANGER OF POISONING if oil is ingested/absorbed through the
skin!
RISK OF INJURY if oil comes into contact with eyes and skin!
IMPORTANT: Adhere to the utmost cleanliness. Do not allow any dirt to
enter the hydraulic
system.
Using contaminated equipment to add fluid may introduce dirt pa
TOOL
Tool MW
Note: (Press-out/-in tool set) For pressing the rubber mount out of and into
the control arm special tools 33 3
202 and 33 3 203 for E87 and E90
Storage Location
B32
SI number
01 05 90 (207)
Consisting of:
1 = 0492261 Bush
NOTE: For accommodating control arm when pressing out rubber mo