Smart Fortwo 451 Accelerator Pedal Module Throttle Control Brabus A4513000704

Visual condition of the part

The product shows signs of use visible in the photos. Smart Fortwo 451 Accelerator Pedal Module Throttle Control Brabus is an original throttle control system component designed for precise integration with the vehicle's electronics. As part of the Pedals, pedal pads, and footrests group, it is responsible for accurately translating the driver's foot movement into an engine control signal. This used OEM Smart part ensures the correct throttle pedal characteristics and stable operation in daily use.

Specifications and technical data

• SKU: RHD-A4513000704
• Mark: Smart
• Condition: Used
• OEM Part Number: A4513000704
• Substitutable numbers: A4513000704, A 451 300 07 04
• Part type: Accelerator Pedal
• Category: Pedal Assemblies, Pads & Parts

Purpose and function in the vehicle

The Smart Fortwo 451 Accelerator Pedal Module Throttle Control Brabus acts as an electronic throttle signal controller that works in conjunction with the throttle system and the engine control unit. It replaces traditional mechanical solutions, ensuring smooth, predictable acceleration and repeatable response to pedal input. Thanks to its design tailored to the specific Smart Fortwo 451 generation, the module maintains the correct pedal geometry, which translates into a comfortable foot position and intuitive power delivery. This is particularly important in Brabus versions, where the powertrain is tuned for more dynamic driving.

Construction and operating characteristics

The electronic accelerator pedal module integrates position sensors and the pedal mechanism into a single housing. The use of a "drive-by-wire" solution enables:

• precise mapping of the pedal depression angle into an electrical signal,
• stable cooperation with the factory Smart engine control unit,
• repeatable acceleration characteristics across the entire RPM range. The properly selected sensor characteristics allow for smooth starting, easy maneuvering in the city, and a predictable response to sudden throttle application. Consistency with the factory software minimizes the risk of errors in onboard systems and the illumination of warning lights.

Application in Brabus versions

In Smart Fortwo 451 Brabus variants, the powertrain is tuned for more dynamic driving characteristics, which is why the correct accelerator pedal module is crucial for maintaining factory parameters. The appropriate component:

• ensures compatibility with engine control maps prepared for the Brabus version,
• maintains the throttle response intended by the manufacturer,
• reduces the risk of improper interaction with safety and traction control systems. As a result, the driver receives consistent, predictable vehicle behavior that complies with the factory specification of the Brabus variant.

Condition, installation, and benefits of using OEM parts

The offered module comes from a group of used parts, which allows for an economical repair of the throttle control system while maintaining the original Smart manufacturer quality. Using an OEM component means proper fitment to the body mounts, compatible electrical connectors, and correct operation with the existing wiring harness. In practice, this translates into:

• reduced installation time thanks to factory mounting points,
• no need for electrical system modifications,
• preservation of factory powertrain operating parameters.

Expanding the control zone upgrade

If you are planning a comprehensive repair or upgrade of the pedal control zone in your Smart and need other elements from the same group, such as additional pedal modules, pads, or footrests, check out the available parts in the Smart Pedals, pedal pads, and footrests category.

Safety of purchasing used control components

When choosing used steering or powertrain control components, it is worth paying attention to their origin and the dismantling process. It is good practice to use parts from professional dismantling, where components are verified for functionality and completeness. More practical tips on the safe selection of used components can be found in the article Steering play and leaks: is it worth buying a used steering rack from professional dismantling?.