Mercedes FBS2 Early Transponder & Flip Key Programming

Specialized remote key, transponder, and immobilizer programming for classic flip-blade and RF Mercedes keys:

• Flip Key Programming: Full transponder and remote generation for early IR and RF systems

• All-Keys-Lost Recovery: Direct EEPROM and bench chip reading for lost key scenarios

• Remote Syncing: RF central locking remote synchronization

• Supported Vehicles: SLK (R170), SL (R129), S-Class (W140), G-Class (W461), ML (W163), A-Class (W168), Sprinter (W901–W906), and Chrysler Crossfire

Mercedes FBS2 / Early Transponder Bench Programming

For bench programming Mercedes FBS2, FBS2a, FBS2b, and early transponder systems, the required components vary depending on the chassis and immobilizer architecture.

Vehicle and Module Requirements

SLK Class R170 / Chrysler Crossfire
Immobilizer System: DAS / Immobilizer Box
Location: Behind instrument cluster
Required Module: DAS / Immobilizer Module

ML Class W163
Immobilizer System: AAM / EAM
Location: Under dash / fuse box area
Required Modules:
Early vehicles: AAM, All Activity Module
Later vehicles: EAM plus DAS Module

SL Class R129 / S Class W140
Immobilizer System: IFZ / DAS Control Module
Location: Under dash / footwell area
Required Module: DAS / IFZ Module

G Class W461 / A Class W168
Immobilizer System: Transponder Box / Immobilizer
Required Module: DAS / Immobilizer Module

Sprinter W901, W902, W903, W904, W905 / T1N
Immobilizer System: WSP, Wegfahrsperre
Location: Behind instrument cluster
Required Module: WSP Immobilizer Box

Sprinter W906 / NCV3
Immobilizer System: EIS / EZS Electronic Ignition Switch
Required Module: EIS / EZS Switch Unit

Standard Mail In Checklist for Customers

Target Immobilizer / DAS Module
Send the vehicle specific security module required for your application. Depending on the vehicle, this may be the AAM, EAM, DAS, WSP, IFZ, EIS, or EZS.

Existing Working Key, If Available
Include an existing working key when having an additional or spare key made. The existing key may also assist with verifying vehicle and key information.

Mechanical Key Blade or Lock, If Key Cutting Is Requested
If the service includes cutting a mechanical or emergency key blade, send an existing key blade or the appropriate door or ignition lock when required. Common Mercedes profiles on these systems may include HU39, HU64, and YM15 depending on application.

Vehicle Information
Include:

Year
Make
Model
VIN

Customer Information
Include:

Full Name
Phone Number
Email Address
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