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
Notes
IMPORTANT:
Identify cause of damage (e.g. sharp-edged body parts, faulty
electrical
loads, jammed mechanisms, corrosion caused by ingress of water, etc.).
Read out fault memory
Eliminate
IMPORTANT: Read and comply with notes on protection against electrostatic
damage (ESD
PROTECTION).
Necessary preliminary work:
DISCONNECT NEGATIVE BATTERY CABLE
Remove both battery earth leads at F03
Remove right LUGGAGE COMPARTMENT WHEEL ARCH PANEL.
NOTE: From 09/2010, the control unit is ins
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. lead acid battery with pressure relief
valve; AGM stands for A
bsorbent G lass M at, i.e. absorbent gl