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How do you replace remote key battery on BMW E46?

Replacing a remote key battery on a BMW E46 is a simple process. Here are the steps involved:

Step 1: Gather the necessary tools:

-CR2032 coin battery

-Small flathead screwdriver or key

Step 2: Locate the battery compartment:

-Press and hold the release button on the back of the key to separate the key from the housing.

Step 3: Open the battery compartment:

-Use the flathead screwdriver to pry open the battery compartment cover.

Step 4: Remove the old battery:

-Gently pry out the old battery using your finger or the flathead screwdriver.

Step 5: Insert the new battery:

-Place the new CR2032 battery into the compartment, ensuring the positive (+) side faces upwards.

Step 6: Close the battery compartment:

-Press the battery compartment cover back into place until it clicks shut.

Step 7: Reassemble the key:

-Align the key housing with the remote control and snap it back together until it clicks.

Step 8: Test the key:

-Press the lock or unlock button on the key to ensure it's working properly.

That's it! You've successfully replaced the remote key battery on your BMW E46.