Mercedes benz key fob battery change how to diy learning tutorials this is much easier than i thought.
Mercedes car key battery.
There are several models.
Most mercedes dealerships will sell new keys to customers even if they did not initially purchase their car from the dealership.
If you have a mercedes benz with keyless go you may be wondering how to start the car if the battery in the key dies.
Most newer mercedes benz vehicles come with a smartkey.
If your buttons are.
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You can remove the mechanical key hidden in the widest end of the smartkey and use that but changing the batteries is a simple process that.
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Pressing the engine start stop button does nothing of course if your key fob battery has died.
We strongly recommend using a lithium battery like these ones as they last much longer.
If the batteries in your mercedes benz smartkey are depleted you cannot use the smartkey to get in the car or start it.
First you need to identify which key you have.
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Replace your mercedes key every 2 3 years or when your key no longer works even with new batteries.
Mercedes key battery has died and you can t start your car using the start engine push button.
Mercedes benz smart key battery tutorial.