Smart Remote Key for Mercedes-Benz Fortwo 451 City Roadster Cabrio 3/4 Button ID46 PCF7941
The Mercedes-Benz Fortwo 451 3/4 Button Smart Remote Key with ID46 PCF7941 is a full-function replacement key designed to restore seamless access to your Smart Fortwo. Built to fit 2007–2013 Fortwo 451 models (including City Roadster and Cabrio variants), this remote combines a durable ABS shell with a precise metal chassis and a high-quality electronics board. It’s not just a shell—this is a complete remote key that includes the circuit board, chip, and battery, ready for professional programming and blade cutting to match your car.
With this key you gain reliable keyless entry and remote functionality without the dealership premium. It’s the smart choice when your original key is worn, damaged, or lost a backup is a smart safeguard for your daily drive. The 3/4 button layout corresponds to common functions and the built-in ID46 PCF7941 transponder ensures compatibility with your Mercedes Fortwo’s immobilizer system after proper programming. The design emphasizes durability and colorfast materials, so it remains resilient against daily use and environmental exposure.
Beyond convenience, this remote key supports cost-effective maintenance. You can replace a broken or worn key, or obtain an additional key for peace of mind. The package includes everything you need to complete the swap, reducing trips to the dealer and enabling a swift keyless solution for your vehicle.
Note: You will need to program the key and cut the blade at an authorized automotive locksmith before use. The remote is a complete unit (housing, circuit board, chip and battery) and is intended to be paired with your car through a professional service. If your original key differs in appearance, button configuration, or frequency, please verify compatibility before purchasing. Some products may come with multiple key choices; tell us your exact selection when buying. The product images reflect the actual item; compare your current key’s internal structure and chip type to ensure a correct match.
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Benefits & Tips
- Convenient replacement for worn or damaged Fortwo smart keys, restoring keyless entry and comfort access.
- Affordable alternative to dealer-key programs; professional locksmiths can program and cut the blade to match your car efficiently.
- Full remote unit with housing, circuit board, chip (ID46 PCF7941), and battery—no need to source parts separately.
Product Specifications
- Brand: YIQIXIN
- Model: Mercedes-Benz Fortwo 451 Smart Remote Key
- Button count: 3/4 Buttons (choice as listed)
- Vehicle fit: Mercedes-Benz Fortwo 451 (2007–2013) including City Roadster and Cabrio
- Frequency: 315 MHz and 433 MHz
- Transponder/Chip: ID46 PCF7941
- Material: ABS shell + metal chassis + circuit board + batteries
- Includes: Uncut blade
- R/C Function: Fully functional remote control (not just a shell)
- Origin: Mainland China
Package includes:
- 1 x Full Mercedes-Benz Fortwo 451 remote key with housing, circuit board, ID46 PCF7941 chip, and battery
- Uncut blade ready for cutting at an authorized locksmith
Warnings / Reminders
- This is a complete remote key, not just a shell.
- Your original key must be a smart key with matching button configuration and frequency for compatibility.
- Programming and blade cutting are required at an authorized automotive locksmith before use.
- Our product does not include car logos; logos on the original key should not be replicated.
- Some products offer multiple key options—please specify your exact selection when purchasing.
All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.
Providing quality and trusted service since 2002 at intercyprus.com.