Mercedes W246 M271 Throttle Body Throttle Valve Flap Actuator A2701410025

The Mercedes W246 M271 Electronic Throttle Body is an original intake system component from the throttle bodies category, designed for M271 series gasoline engines in Mercedes B-Class W246 models. A used, factory electronic throttle body ensures proper air flow control, stable engine operation, and correct interaction with the engine electronics.

Specifications and technical data

• SKU: A2701410025
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2701410025
• Substitutable numbers: A2701410025, A 270 141 00 25
• Fuel type: Petrol
• Category: Throttle Bodies

Purpose and Role in the Intake System

The electronic throttle body in the M271 gasoline engine is responsible for precise dosing of air drawn into the cylinders. It works in conjunction with the engine control module, accelerator pedal position sensors, and the ignition system, enabling:

• stable idle speed maintenance,
• smooth response to accelerator pedal input,
• optimization of fuel-air mixture combustion,
• reduction of jerks and RPM fluctuations.

For gasoline engines, the use of a proper, electronically controlled throttle body is crucial for maintaining engine running culture and compliance with factory control unit maps.

Advantages of Using an Original Mercedes Throttle Body

Choosing a component from the original Mercedes production line offers a range of practical benefits. An original electronic throttle body ensures:

• precise fit to the intake manifold and electrical system in the M271 engine,
• correct operating parameters for the actuator and throttle position sensor,
• compatibility with engine control unit software without modification,
• consistency with factory mixture control and emission strategies.

This results in a streamlined installation process and reduces the risk of adaptation issues, control unit errors, or uneven engine operation compared to random aftermarket replacements.

Technical Characteristics and Installation

The electronic throttle body in this model is designed for gasoline-powered engines. The integrated electric drive and position sensor communicate with the vehicle's control bus, allowing for precise control of the throttle plate opening across the entire RPM range.

During installation, it is recommended to:

• check the condition of the seal at the intake manifold junction,
• inspect the cleanliness of the intake channels before installation,
• perform the throttle body adaptation procedure according to the vehicle manufacturer's guidelines.

This approach allows for full utilization of the component's potential and restores correct intake system operating parameters.

Condition and Service Application

The offered throttle body is a used part, making it an attractive service solution for M271 engine vehicles where the original component has become worn or damaged. Replacing it with an original electronic throttle body allows for:

• elimination of issues with fluctuating RPMs and engine stalling,
• reduction of error messages related to the intake system,
• restoration of proper acceleration dynamics.

This solution is particularly beneficial when aiming to maintain the original engine performance characteristics without experimenting with unreliable aftermarket parts.

Mercedes Throttle Bodies – Selecting the Right Component

If you are looking for other Mercedes throttle bodies tailored to specific models and engine versions, please use our dedicated category: Mercedes throttle bodies. This will allow you to easily compare available solutions within a single parts group and select a component that meets your vehicle's requirements.

More information on the advantages of using original, used components over random aftermarket replacements in the drivetrain can be found in the article: Whining Differential? Why a Used OEM Drive Axle is a Safer Choice Than an Uncertain Aftermarket Part. This will help you better understand why factory parts, such as throttle bodies, are often the most rational investment in the long-term operation of your car.