3 BUTTON REMOTE KEY FOB 434MHZ 433MHZ FOR BMW FEM 1 2 3 4 SERIES F20 F22 F30 F31

This replacement BMW remote key fob is a complete 3‑button unit with an integrated NXP7953 transponder chip. Operating on 434 MHz, it’s designed for BMW FEM 1/2/3/4 Series models. This complete 3-button remote key is for BMW FEM cars in the 1, 2, 3 and 4 Series, including chassis F20, F22, F30 and F31.

Features

• Quantity: 1 complete remote key with electronics
• 3 buttons: lock, unlock and boot
• Transponder chip: NXP7953
• Frequency: 434 MHz and 433 MHz
• Colour: black, with silver trim
• For the BMW FEM system
• Plastic shell
• Supplied for blade cutting and programming

Compatibility

• BMW 1 Series (F20)
• BMW 2 Series (F22)
• BMW 3 Series (F30)
• BMW 3 Series (F31)
• BMW 4 Series

Installation

1. Have the key blade cut to match the vehicle.
2. Program the remote with specialist diagnostic equipment, at a locksmith or a BMW dealer.
3. Transfer the immobiliser chip from the original key if that step is required for the car.
4. Check that the key shape, frequency and blade match the original before use.

Notes

• NXP7953 is the transponder chip. No separate BMW part number is listed for this key.
• Not for 315 MHz systems or CAS-based BMW models.
• The title names the 4 Series but does not give an F32, F33 or F36 chassis code for this listing.
• Professional blade cutting and programming are required.
• The durable plastic shell protects the electronics, and the key comes ready for cutting and programming.
• If the remote fails to program, check that the blade is cut correctly and that any immobiliser chip has been transferred.
• Not compatible with 315 MHz systems or CAS‑based BMW models.