Its on the track of the car on the right side wall under the gray carpet. I mean TRUNK sorry :)
trunk
When you see any sign the old battery is dying.
try looking in the trunk for the battery that's where BMW puts then sometimes. look behind the side panels or under trunk floor
The original BMW style battery is the best option for you vehicle, I believe it is a 720 CCA rated battery, if not Douglas is the company that was making batteries for BMW at that time so you can try to locate a Douglas dealer.
where is battery located on bmw x5 2002
How do you charge a 2002 BMW Z3 battery
use a hammer..:)
you dont
In the trunk
12v
In the Boot! right hand side...
Nothing to reset except radio presets and clock.