Throttle Pedal Mercedes W205 W213 S213 Accelerator Unit Assembly A2053000004

Throttle Pedal Mercedes W205 W213 S213 Accelerator Unit Assembly is an original acceleration control system component designed for the latest generations of Mercedes C-Class and E-Class models. As part of the Pedals, pedal pads and footrests group, it ensures precise conversion of the accelerator pedal position into an electronic signal, which translates into predictable engine response and stable operation of assistance systems. This used OEM component allows for a technically correct replacement of a faulty accelerator pedal without interfering with the vehicle's wiring structure.

Specifications and technical data

• SKU: A2053000004
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2053000004
• Substitutable numbers: A2053000004, A 205 300 00 04
• Category: Pedal Assemblies, Pads & Parts

Purpose and function of the accelerator pedal potentiometer

The accelerator pedal potentiometer in modern Mercedes vehicles is responsible for electronic throttle control (drive-by-wire). It replaces classic mechanical linkages by transmitting the exact degree of pedal depression to the engine control unit. Thanks to this:

• throttle response is consistent and easy for the driver to predict,
• safety systems (e.g., traction control, ESP) can precisely manage torque,
• engine performance maps are better adapted to driving style and road conditions.

A properly selected and functional potentiometer is crucial for stable powertrain operation and driving comfort in daily use.

Benefits of using an original Mercedes component

The offered potentiometer comes from the Mercedes brand, which means maintaining factory performance parameters and full compatibility with the vehicle's electronics. In practice, this translates into:

• proper cooperation with the factory engine control unit and electrical installation,
• correct sensor signal scaling, without the need for adapting non-standard solutions,
• preservation of the original acceleration characteristics intended by the manufacturer.

For the user, this means that replacing a faulty accelerator pedal with an original part from the same design group minimizes the risk of errors, warning messages, and incorrect pedal response.

Assembly and operational characteristics

The accelerator pedal potentiometer is integrated with the pedal housing, which simplifies the replacement process – the complete assembly is removed without the need to disassemble individual sub-components. This design promotes:

• consistent mounting at factory body points,
• correct routing of the electrical harness,
• maintenance of pedal ergonomics in relation to the brake and clutch (in manual transmission versions).

A used component with preserved geometry and correct sensor operation allows for the restoration of full acceleration system functionality without the need for a costly purchase of a new part.

Application in Mercedes W205, W213, S213 models

The presented accelerator pedal with potentiometer is intended for popular generations of the Mercedes C-Class (W205) and E-Class (W213, S213), making it an attractive service solution for workshops specializing in this brand. Replacing it with an original assembly allows you to:

• eliminate problems with uneven throttle response or delayed acceleration,
• reduce the risk of errors related to the pedal position sensor,
• maintain the consistency of the powertrain control system throughout the vehicle.

For owners of these models, it is a practical way to restore full vehicle functionality while maintaining a high level of driving comfort.

Integration with other floor area components

The accelerator pedal potentiometer belongs to the Pedals, pedal pads and footrests group, which are elements that directly affect the ergonomics of the driver's station. When working in this area, it is worth paying attention to:

• the condition of the brake and clutch pedal pads (if applicable),
• the stability of the driver's footrest mounting,
• the cleanliness and dryness of the floor carpet in the pedal area.

A consistent approach to servicing this part of the interior helps reduce wear on control elements and improve vehicle handling comfort in daily use.

If you are planning a comprehensive repair or upgrade of the floor area in your Mercedes and need other components from the same group, such as brake pedals, pedal pads, or driver footrests, check the available parts in the Mercedes Pedals, pedal pads and footrests category.

For those interested in the broader context of car modernization and the impact of replacing sub-components on vehicle character, an article describing the evolution of one of the most famous hot hatches may be helpful – Hot-hatch legend: the evolution of the VW Golf GTI from Mk1 to Mk8 – design changes and VW car parts, which discusses, among other things, the importance of properly selected used parts in the car refreshing process.