Throttle Pedal Mercedes C118 W177 W247 Accelerator Module A1773002000

Visual condition of the part

The product shows signs of use visible in the photos.

Throttle Pedal Mercedes C118 W177 W247 Accelerator Module is an original acceleration control system component designed for Mercedes C, E, S, and CLS class models. As part of the Pedals, pedal pads, and footrests group, it ensures precise signal transmission from the accelerator pedal to the vehicle's electronics, which translates into predictable engine response and driving comfort. This used OEM component is a sensible choice for professional repairs or replacing a damaged pedal while maintaining factory performance characteristics.

Specifications and technical data

• SKU: rhd-A1773002000
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1773002000
• Substitutable numbers: A1773002000, A 177 300 20 00
• Category: Pedal Assemblies, Pads & Parts

Purpose and technical function

The presented throttle pedal potentiometer is a component of the electronic throttle control system in modern Mercedes W205, W213, W222, and W257 series vehicles. It replaces classic mechanical linkages by generating an electrical signal proportional to the pedal depression. This allows the engine control unit to precisely determine fuel dosage and torque, which affects the smoothness of acceleration and the stability of the powertrain.

The original design ensures:

• consistency of pedal characteristics with the factory engine control unit software,
• appropriate sensitivity in the initial phase of depression,
• signal repeatability across the full operating range.

Construction and vehicle system compatibility

The accelerator pedal integrated with the potentiometer is designed as a complete unit mounted in the driver's footwell. The applied OEM construction guarantees proper positioning relative to other pedals, which translates into ergonomics and operational safety. The component is prepared for integration with the factory wiring harness and engine control systems used in the mentioned Mercedes generations.

Thanks to the preservation of the original geometry and mounting points, installation is straightforward, without the need for body modifications or interference with the interior structure. This is particularly important in premium vehicles, where both user comfort and compliance with manufacturer specifications are paramount.

Benefits of using an original accelerator pedal

Choosing a used, original throttle pedal potentiometer for a Mercedes allows you to maintain the factory operating parameters of the powertrain without the cost of purchasing a new part. Compared to aftermarket replacements, the OEM component offers:

• proven fitment for the specific vehicle platform,
• preservation of the acceleration characteristics intended by the manufacturer,
• lower risk of electronic compatibility issues.

For the user, this means stable, predictable pedal operation, which is important both in daily use and during dynamic driving. The original acceleration control element also helps reduce the risk of diagnostic system errors related to incorrect signals from the pedal position sensor.

Service application and installation

This throttle pedal potentiometer is suitable for replacing a damaged or unstable component in the Mercedes vehicles listed in the title. The used component is a good solution in situations where it is crucial to restore full system functionality while maintaining reasonable repair costs. Installation should be performed by a person with experience in working with vehicle electronic systems, observing safety procedures and power disconnection rules.

After installation, it is recommended to perform computer diagnostics to verify the correctness of the pedal position reading by the engine control unit. This allows confirming that the signal from the potentiometer is within the range intended by the manufacturer and works correctly with other sensors.

Expanding the control system in your Mercedes

If you are planning a comprehensive repair or upgrade of the driver's footwell area in your Mercedes and need other elements from the same group, such as additional pedals, pads, or footrests, check the available parts in the Mercedes pedals, pedal pads, and footrests category.

If you are also considering improving the appearance of your car by selecting appropriate wheels, practical tips on choosing and refurbishing alloy wheels can be found in the article Used wheels like new: a guide to buying and refurbishing alloy wheels, which will help you consciously plan further vehicle modifications.