BMW 7 Series: Distribution Box, Power Support Points
WARNING: Observe SAFETY INSTRUCTIONS for handling vehicle battery.
Necessary preliminary work
Fold up covers (1). Unscrew nuts (2).
Tightening torque 61 21 2AZ.
Unscrew nut (3).
Tightening torque 61 21 3AZ.
Disconnect plug connection (4).
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Fig. 184: Identifying Battery Cover, Nuts And Plug Connection
Press locking brackets (1) downwards and unclip in direction of arrow.
If necessary, using a screwdriver, expand locking bracket (1) at lower end and
clip out.
Remove distribution box (2) towards top.
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Fig. 185: Pressing Locking Brackets
REPLACING POWER DISTRIBUTION BOX (LUGGAGE COMPARTMENT)
WARNING: Observe SAFETY INSTRUCTIONS for handling vehicle battery.
Necessary preliminary work
- Clamp off BATTERY NEGATIVE LEAD
- Disconnect both negative battery cables at F03
- Remove FLAP IN LUGGAGE COMPARTMENT TRIM PANEL on right
- If necessary, remove right WHEEL ARCH PANEL (at F01/F02/03)
Disconnect plug connection (1).
Unscrew nuts (2).
Remove power distribution box (3).
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Fig. 186: Identifying Power Distribution Box With Plug Connection And Nuts
Disconnect all plug connections.
Remove power distribution box (1).
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Fig. 187: Identifying Power Distribution Box
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Fig. 188: Identifying AGM Battery
Introduction
In September 2002, the first so-called VRLA batteries, better known as AGM
batteries came into use. (VRLA
means V alve R egulated L ead A cid, i.e. lea
A vehicle battery is constructed for the installation location and the
individual power requirements of the
particular vehicle. These individual power requirements depend on the
motorization and dif
SEE MORE:
SAFETY INFORMATION FOR WORKING ON VEHICLES WITH AUTOMATIC ENGINE
START-STOP FUNCTION (MSA)
WARNING: If the engine hood/bonnet contact is pulled upwards (workshop
mode),
the information "switch closed" is output. The automatic engine start-stop
function is active.
An automatic engine start is possi
IMPORTANT: Only repair those cables which show visible signs of damage. In
the event of
visible damage, make sure there is only one cable repair in effect after the
repair work. If no visible damage can be identified, the entire cable must be
replaced. When carrying out repairs to the airbag wiring