What does vehicle key battery discharged mean on a BMW?


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Many BMW owners call us about getting a “battery discharged” message on their dash. This is to alert you that your battery is getting low and the vehicle needs time to charge it before you shut the engine down again.

How do you open the key fob on a 2015 BMW X5?

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What battery does a 2015 BMW key fob take?

This key is used in many 2011, 2012, 2013, 2014, 2015, 2016, 2017 F-Series Models like the 3, 5, 7 series and the X3. To replace your sleek slant shaped BMW key battery you will need a CR2032 battery.

How do you change the battery in a 2015 BMW Remote?

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How do I change the battery in my BMW X5 key fob?

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How do you charge a 2015 BMW key?

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What happens when BMW key battery dies?

If your BMW key fob’s battery has run out, you won’t be able to unlock your vehicle remotely or, if your BMW has Comfort Access, use keyless entry. However, you can still access and start your car manually.

Do I have to reprogram my key fob if I change the battery?

Typically, you do not need to reprogram the key fob after changing the battery. However, if you’ve replaced not just the batteries but also some of the internal wiring and electronics, you may need to reprogram it by pairing it with your vehicle once again.

How much does it cost to replace BMW key fob battery?

If you have a smart key or comfort access BMW key fob, you’ll need to replace the battery by following these quick steps: Purchase a CR2032 battery from an auto shop or department store. You can expect to pay about $2 for it.

Why does my BMW key fob not work after replacing battery?

Some of the most common problems involve the battery contact terminals or the buttons themselvesโ€”but it may also be that you simply need to reprogram the key fob so that it’s recognized by the vehicle. For your remote key fob to work properly, it has to be connected to a receiver in the vehicle.

How do you start a BMW X5 with a dead key fob?

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How long does BMW key battery last?

BMW key fob batteries need replacement every 3-5 years depending on usage.

What size battery does a BMW key fob take?

For drivers with BMW Comfort Access, BMW key fob battery replacement will require a CR2032 battery. Here’s how to replace the battery from your BMW key fob: Press in the small tab on the side of your key fob, and remove the metal valet key.

How do I replace the battery in my BMW key?

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How do you change the battery in a 2016 BMW key fob?

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How can I charge my BMW key at home?

If you have a low battery and would like the key charged up without driving the car simply connect an automotive battery charger your car’s battery pos/neg jump start terminals in the engine bay, then insert the key into the ignition and turn it to position 1 and leave it overnight.

Do BMW keys charge themselves?

Keep your BMW key battery charged with regular driving. Each time your key is inserted into the ignition and turned to position 1 or position 2, the battery will automatically charge.

How do I start my BMW x5 without a key?

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Will my car stop if my key battery dies?

If your key fob dies while driving, nothing will happen. The car will continue to operate simply because the key fob is an unlocking and starting device only. Once the car is in motion, the ability of the key fob to affect the ignition or engine is zero.

Can a dead key fob stop your car from starting?

Once you’re inside, getting the car started is actually pretty easy. Automakers know that your keyless ignition may need to work if the fob dies, and the system has been designed to work even with a non-functioning remote.

What happens when your key fob battery is low?

As the fob battery becomes weaker, the transmitter loses its range. This means that you have to be closer to the car for the fob to work. In cars with a push-button start, a vehicle may not always recognize a smart key fob in your pocket or purse if the fob battery is weak.

How do you reprogram a key fob with a push button start?

  1. With the fob in your hand, get into the driver’s seat, closing the door behind you.
  2. When you’re ready, press your car’s start button 15 times in quick succession, with no more than two seconds between each attempt.
  3. After the 15th button press, push the lock button on your fob.

Do you have to reset anything after changing battery?

Yes. You will need to reset your settings. Usually the dealer can do it free of charge but no promises. If you take a battery off and put a new one on, if there was anything hooked up the the battery, i.e. the hose you are speaking of, reinstall it.

How do I resync my BMW key fob?

Press the BMW logo on your BMW key fob 3 times while holding down the unlock button. Let go of the unlock button after the third time you’ve pressed the BMW logo. Then, turn on the ignition, and your new key should be paired with your BMW!

Does AutoZone program key fobs?

AutoZone provides a variety of key fobs that work for most vehicle makes, and they will help you match and program your fob to your car. Key fobs can range from $20 to $400 depending on the vehicle and the type of fob you buy.

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