Can I replace my own BMW battery?

Can I replace my own BMW battery?

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!

How do I start my BMW after replacing the battery?

How to Reset BMW Computer After Battery Change

  1. First of all, turn the ignition key of the BMW car to the accessory position once the lights and radio are on. You have to do this before starting the vehicle.
  2. Again, press the “Trip” button and hold until Reset appears.
  3. Then, press the same button for the third time.

How do I recode my BMW battery?


  1. Plug your BMW scan tool into the OBD2 port under the dashboard. …
  2. Turn ignition on, the key to position II. …
  3. Select BMW. …
  4. Scroll down to the Body menu 4.
  5. Scroll down to Power Supply (Battery) and press Enter.
  6. Select option 2 for Battery registration.

Is E90 battery same as N?

The 1.5 Volt LR1 N Alkaline battery is an equivalent replacement cell to the following: N Size, LR1, LR01, 810, 910A, MN9100, MN9100B, 4001, 4001B, E90, KN, 810, 23-023, AM5, UM5, UM-5, SUM5, Lady Battery, and E90BP2.

How long does BMW E90 battery last?

The lifespan of your BMW E90 battery is approximately 5 to 6 years.

Is E90 battery same as N battery?

Is E90 the same as N battery?

N/E90 battery equivalents are batteries that feature nominal voltage in the 1.2-1.5V range and feature physical dimensions of 12.0 x 30.2 mm. Such batteries are commonly labeled as N-cell or E90 batteries, but also as MN9100, LR1, R1, 910A, 910D, HR1, KR1, UM-5, UM5, etc.

Why are BMW batteries so expensive?

BMW has sophisticated technology that requires specialized certification to properly repair. An experienced BMW mechanic will have the knowledge it takes for a complete and successful repair. For example, a battery change can cost $400 because the mechanic needs to register the battery to the engine control module.