Mercedes W176 W246 Throttle Pedal Accelerator Unit Assembly A2463001904

Mercedes W176 W246 Throttle Pedal Accelerator Unit Assembly is an original engine control system component designed for precise integration with the electronics of vehicles in this series. As part of the Pedals, pedal pads, and footrests group, it ensures stable signal transmission from the accelerator pedal to the engine control unit, resulting in predictable vehicle response and driving comfort. This used OEM component is a sensible choice for drivers seeking factory quality at an attractive price.

Specifications and technical data

• SKU: A2463001904-3
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2463001904
• Substitutable numbers: A2463001904, A 246 300 19 04
• Part type: Accelerator Pedal
• Category: Pedal Assemblies, Pads & Parts

Application and vehicle function

The accelerator pedal unit in Mercedes W176 and W246 models is responsible for converting the driver's foot movement into an electrical signal transmitted to the engine control unit. This ensures that the powertrain responds smoothly and predictably, giving the driver full control over acceleration dynamics. The original module from this series is designed for the specific operating characteristics of Mercedes engines, which allows for maintaining factory pedal sensitivity settings, response linearity, and consistency with safety and driving comfort systems.

Construction and fitment for Mercedes W176 / W246

The presented accelerator pedal assembly is structurally matched to the interior architecture of the W176 and W246 models, facilitating installation in place of the factory component. The mounts, pedal geometry, and range of motion are consistent with the solutions used by the manufacturer, meaning no modifications or mechanical adaptations are required. The electronic part of the module communicates with the vehicle's electrical system via a dedicated connector, which maintains system integrity and minimizes the risk of communication errors within the vehicle network.

Benefits of choosing an original used module

Choosing an original accelerator pedal unit from dismantling is a solution that combines cost control with the preservation of parameters specified by the manufacturer. Unlike many cheap replacements, the OEM component is designed for long-term compatibility with Mercedes electronic systems, which reduces the risk of incorrect throttle response or error codes in the control unit. A used module also helps maintain consistent operation with other powertrain components, which is important for diagnostics, calibration, and potential future repairs.

Condition, verification, and preparation for installation

The item is offered as a used part, meaning it comes from an operated vehicle but retains the functionality required for further use. Such components are frequently chosen by workshops and individual users who expect factory fitment without the need to invest in a new subassembly. Before installation, a standard procedure is recommended: inspecting the connector, checking the correct seating in the factory location, and – if necessary – performing an accelerator pedal adaptation in accordance with the service procedure for the specific model.

Expansion of the control system and floor area

If you are planning a comprehensive repair or upgrade of the floor 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. For users interested in a broader approach to vehicle service and the conscious selection of used parts, valuable information on the advantages of original components over cheap replacements can be found in the article: Cooling system failure – why is an original used radiator a safer choice than a cheap replacement?.