Replace your lost or damaged BMW remote key with this complete 3‑button key fob. It includes an integrated transponder chip and operates on the correct 434 MHz frequency for the BMW FEM system. Supplied ready for cutting and programming, this key lets you lock/unlock your doors and start the engine once programmed.

Key details

• Integrated transponder chip: PCF7945 (ID49)
• Frequency: 434 MHz
• Key type: 3‑button remote for BMW 1/2/3/4 Series (F20 F22 F30 F31 F32) with FEM module
• Durable plastic shell protects internal electronics
• Supplied ready for cutting and programming (blade included)

Installation & programming

1. Have the key blade cut by a professional locksmith to match your vehicle.
2. Program the remote to your car using specialist diagnostic equipment or visit a BMW dealer.
3. If required, transfer the immobiliser chip from your old key or have it coded by a professional.
4. Check that the key shape, frequency and blade type match your original key before ordering.

Troubleshooting

• If the remote doesn’t work after programming, recheck the blade cut, chip type (PCF7945 / ID49) and frequency.
• Some vehicles may require a re‑synchronisation procedure after replacing the battery or programming the key.

Important notes

• This package includes one complete remote key fob with electronics, ID49 transponder and uncut blade.
• The remote must be programmed to your vehicle; it is not a simple case replacement.
• Please verify the part number and frequency of your original key to ensure compatibility.