Overview
The MD Series Mercedes-Benz FBS4 Smart Key Adapter BOX provides non-invasive smart key expansion for compatible for Mercedes-Benz vehicles equipped with the FBS4 system.
No OEM key PCB disassembly, wire cutting or vehicle circuit boards is required. The system supports adding up to 3 smart keys.
Retains supported OEM functions such as Comfort Access, Auto window up&down, hands-free tailgate, and emergency start without modifying the factory wiring or electronic hardware.
The MD series combines non-invasive installation, stable sensing, retained OEM functions, and emergency operation.
Product Highlights:
OEM Key PCB Remains intact
Keeps the factory key PCB unchanged
Quick Installation
Dedicated plug for the OEM KG module
Emergency Start Support
Resolve starting issues in special situations
OEM Remote Functions Retained
Retains remote and convenience features
Keyless Entry Compatibility
Keyless Entry and hands-free access
Key Detection and Lockout
Retains lockout and departure detection
Vehicle Compatibility
Product Specifications:
Vehicle Compatibility
| Model | Year | Code | Engine | Remarks |
| E-Class | 2016-2023 | W213 | 177/256/264/274/276/642/654/ 656 |
|
| C-Class | 2014-2021 | W205 | 177/264/274/276/626/651/654 | This models do not support emergency start |
| S-Class | 2014-2020 | W217 | 157/176/177/276/278/279 | This models do not support emergency start |
| S-Class | 2013-2020 | W222 | 157/176/177/256/264/276/277/ 278/279/642/651/656 |
This models do not support emergency start One-Touch Start supported |
| CLS-Class | 2018- Present |
W257 | 256/264/654/656 | |
| GLC-Class | 2015-2022 | X253 | 177/264/274/276/642/651/654/ 656/780 |
|
| Maybach | 2015-2020 | X222 | 276/176/279 | This models do not support emergency start one.Touch start supported |
Product Specifications:
Dimensions: 176×88×30mm
Processor: ARMCortex-M4
Bluetooth: BLE 5.0 single mode
Wireless frequency: 433.58MHz & 2.4GHz & 125KHz
Receiver sensitivity: −94dBm(BLE)
Maximum transmit power: +7.5dBm
Operating temperature: −40°C to +85°C
Green indicator: Key learning mode
Package includes:
1pc x Main unit
2pcs x Smart keys
1pc x HF receiver antenna
1pc x KG connection cable(Varies by Main Unit
1pc x HF receiver antenna
1pc x KG connection cable(Varies by Main Unit