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
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
Position of attachment: inside of rear lid Remove plastic cover (1) from bore
holes (2).
Fig. 156: Removing Plastic Cover From Bore Holes
Inserting a set of pointed pliers through bore holes (1), detach retaining
washers (2) from pins of BMW badge.
Installation:
Use only new retaining washers.
Necessary preliminary work
Remove left sensor opening
Read and comply with GENERAL INFORMATION.
IMPORTANT: When carrying out repairs to the brake system, follow the
procedure set out in BLEEDING BRAKE SYSTEM WITH DSC.
Use only BMW-approved brake fluids.
Connect bleeder unit to expansion tank a