How to find passkey for BMW Bluetooth?

Your BMW Bluetooth default passkey may be printed on a sticker on the Bluetooth module itself. You’ll find that near the amplifier in the trunk. Just pop off the side lining to access the Bluetooth module, and look for a 4-digit PIN after “PK”. If you don’t feel like dismantling your vehicle, you can also check your Bluetooth settings through the iDrive menu, which will show the passkey.

How to reset BMW Bluetooth passkey?

You can set a new passkey when pairing your device for the first time, or when pairing again after resetting. Just head to the Bluetooth settings on your iDrive and phone to deactivate the pairing. You can then pair again and set your passkey.