BMW 7 Series: Battery
- (Safety) Information On AGM Battery
- Battery Replacement Information
- Disconnecting And Connecting Negative Battery Cable
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(Safety) Information On AGM Battery
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
Battery Replacement Information
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
Disconnecting And Connecting Negative Battery Cable
WARNING: Observe SAFETY INSTRUCTIONS for handling vehicle battery.
Follow instructions FOR DISCONNECTING AND CONNECTING BATTERY !
Observe notes on POWER SUPPLY /on intelligent battery sensor (IBS).
N
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Replacing Control Unit For Left Xenon Headlight
WARNING: Version with xenon lighting system: Danger to life due to high
voltage!
Therefore disconnect all components from voltage supply before removal.
Work on the entire xenon lighting system (ignition unit, control unit and
lamp) may only be carried out by specialist personnel.
Comply with not
System Components
Components and Installation Locations
The following control units act as the interface between the mobile phone and
the vehicle:
ULF-SBX-High Interface box (Only for USB/Audio Interface)
Telematics Control Unit (TCU)
The preconditions under which TCU or TCU and interface box together are
insta
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