Throttle Pedal Mercedes W177 W247 Accelerator Gas Unit A1773002100

The Mercedes W177 W247 Accelerator Pedal is an original component of the powertrain control system, designed for Mercedes compact models. As part of the Pedals, Pedal Covers, and Footrests group, it ensures precise signal transmission to the engine controller, resulting in smooth acceleration and predictable vehicle response. A used OEM component is a sensible choice for professional repair or replacement of a damaged throttle module.

Specifications and technical data

• SKU: rhd-A1773002100
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1773002100
• Substitutable numbers: A1773002100, A 177 300 21 00, KD
• Category: Pedal Assemblies, Pads & Parts

Purpose and Technical Function

This electronic accelerator pedal is a component that works with the engine control system in modern compact Mercedes vehicles. It is responsible for:

• precisely converting the driver's foot movement into an electrical signal,
• stable cooperation with the electronic throttle body,
• smooth torque delivery across the entire RPM range.

Thanks to its OEM construction, the correct pedal operating characteristics are maintained, which is important for both driving comfort and the proper functioning of driver assistance systems.

Construction and Compatibility

The accelerator pedal for Mercedes W177 and W247 is a complete electronic module, installed in place of the factory component. Using the original design means:

• appropriate mounting points matched to the factory brackets in the body,
• integrated position sensor compatible with the vehicle's wiring,
• retention of the factory pedal travel and resistance characteristics.

This solution allows for installation without modifications to the wiring or interior structure, which is important for servicing premium vehicles.

Condition, Service Application, and Advantages

The offered accelerator pedal is a used component, making it an attractive cost-effective alternative while maintaining OEM specifications. It is particularly suitable for situations where:

• the original pedal has suffered mechanical or electronic damage,
• there are unstable throttle responses or errors related to the position sensor,
• a quick replacement with a part that has factory fitment is necessary.

Choosing an original module from the same design group minimizes the risk of compatibility issues and reduces the time required for post-installation diagnostics. This is especially important in vehicles where the powertrain interacts with advanced safety systems.

Application Area and System Expansion

The accelerator pedal is a key element of driver ergonomics, working in conjunction with other components from the Pedals, Pedal Covers, and Footrests group. During service work, it is often advisable to simultaneously check:

• the other pedals within the driver's area,
• pedal covers and pads that affect footwear grip,
• the driver's footrest for stable leg support.

If you are planning a comprehensive repair or upgrade of the floor area in your Mercedes and need other items from the same group, such as additional pedals, covers, or footrests, check the available parts in the category Mercedes Pedals, Pedal Covers, and Footrests.

Technical Support and Diagnostics

When experiencing issues with the vehicle's response to throttle input, it is worth considering both electronic diagnostics and mechanical inspection of components in the driver's area. For a better understanding of how the accelerator pedal interacts with the steering system and assistance systems, you can refer to the advice in the article Steering System and Assistance – How it Works and What Fails?, which discusses practical aspects of operation and diagnostics of key components.

Summary

The Mercedes W177 W247 Accelerator Pedal is an original, used module from the Pedals, Pedal Covers, and Footrests group, intended for professional replacement in Mercedes vehicles. It ensures factory fitment, correct operating characteristics, and compatibility with the vehicle's electronics, making it a practical service solution for workshops and users who aim to maintain the original powertrain parameters.