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
Notes
Necessary preliminary work:
Cutting cables to length and strip insulation
Special tools for wiring harness repairs.
Spare parts for vehicle electrical system (stop parts and housings):
Sourcing reference: BMW Parts Service.
Refer to Service Information SI 2 04 07 341
1. Crimping stop p
IMPORTANT: In event of oil loss, always check rear axle final drive for
traces of wear and
damage.
Necessary preliminary work
Catch or draw off final drive oil.
Remove REAR AXLE FINAL DRIVE.
NOTE: Read and comply with REAR DIFFERENTIAL: ASSIGNMENT TO MODEL
SERIES.
IMPORTANT: To avoid leaks from