The 2011 BMW 328i battery location is actually in the right corner of the trunk, underneath a removable storage panel. Thankfully, the panel pops right out for easy access to the battery, so you won’t need any special tools to get to it!
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Where is the battery on a 2011 BMW 3 Series?
The 3 Series battery can be found in the boot and not the engine compartment. Lift the floor panel up and remove from the boot. You will find the battery located on the right side of the boot under a plastic battery cover secured by three fasteners.
Where is the BMW 325i battery located?

Where is the battery in a 2011 335i BMW?
The BMW 335i uses an H6 battery that is mounted in the passenger side of the trunk, for which OPTIMA offers a direct-fit replacement DH6 YELLOWTOP.
Can I replace my BMW battery myself?
Many people wonder though, whether BMW battery replacement and registration is a simple DIY process or has to be done by an expert technician. We say: you can definitely handle the replacement on your own!
Where is the battery located on a 3 Series BMW?

Are all BMW batteries in the trunk?
Most BMW models have a trunk-mounted battery, rather than a traditional engine-bay-mounted battery. This is due to limited engine bay space (large engine in a small area) and the desire to keep the weight balance as close to 50/50 as possible.
Why does my BMW have 2 batteries?
During cold start, the first battery is used to power the starter (smaller 50mah battery) while the larger battery heats up the e-CAT and all else electronics.
Do BMW cars have 2 batteries?
They all have two batteries.
Where are BMW batteries located?
Unlike almost all other vehicles, most new BMW vehicles are built with their batteries in the trunk. Now that we’ve got that out of the way, it will only take a moment to learn how to remove a car battery: The battery is usually located on the right side of the vehicle, beneath the upholstery that covers your trunk.
Where can I jumpstart my BMW battery?

How do you jumpstart a BMW 3 Series?

Does BMW have auxiliary battery?
Aux battery no 3 is under the hood on the G31 which powers the air suspension and active rear steering.
Can I recharge my BMW battery?

How do I reset my BMW 335i battery?

Do I need to reprogram my BMW after changing the battery?
BMW cars have a computer system that runs most of the diagnoses and displays of the vehicle. After maintenance tasks like an oil change or battery replacement, it becomes necessary to reset the BMW computer.
What happens if you don’t reprogram BMW battery?
If you don’t register it with the car, it causes the car to charge it too much or too little. Older batteries get more charge sent to it than newer ones, so putting a new battery in will cause the car to overcharge it, which prematurely kills your battery.
What happens if you put the wrong battery in a BMW?
A mismatched battery/alternator combo could cause your alternator to overheat and shorten its life.
Where is the battery on a 2011 BMW 328i?

How do you open a BMW 3 Series with a dead battery?

How do I know if my BMW battery is bad?
- An engine that cranks, but isn’t able to start.
- An engine that refuses to crank or start.
- The lights won’t come on.
- Intermittent starting, i.e., one day your vehicle will start up fine, and the next it refuses to start, indicating an unreliable battery charge.
Why do BMW have battery in the boot?
The most common reason to have the battery in the trunk is to improve the weight distribution. E.g. BMW and Subaru do this for performance vehicles.
Can you jump a BMW from the trunk?
Many Greenwich drivers are surprised to find out that instructions on how to jumpstart a BMW are very similar to those for any other make. Despite the fact that many BMW batteries are housed in the trunk area, you can find jumpstart connectors underneath the hood.
How do you open the trunk of a BMW 325i with a dead battery?
- Release the hidden key in your key fob by pressing the release button on the back of the fob.
- Locate the slot for your manual key.
- Find key slot on door.
- Open hidden key compartment.
- Fold down the back seats for access to the trunk.
Do BMW batteries charge themselves?
A healthy automotive battery gets recharged using this power. Since cells do not produce energy, they do not have any other mechanism to charge themselves. Simply put, no car battery, whether healthy or dead, can charge itself. It always requires an external power source to get charged.