Mercedes W907 OM654 Intake Manifold Engine Flap Actuator Motor A6549060000

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W907 OM654 Intake Manifold Engine Flap Actuator Motor is a precision intake system component designed for Mercedes diesel engines. It is responsible for controlling the position of the flaps in the intake manifold, which affects proper cylinder filling, engine refinement, and stable performance. This used, original actuator from the Intake manifolds category is a solution for users who expect factory compatibility without unnecessary modifications.

Specifications and technical data

• SKU: A6549062500-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6549062500
• Substitutable numbers: A6549062500, A 654 906 25 00, A6549060000, A 654 906 00 00, 0280751062, 0 280 751 062
• Fuel type: Diesel
• Category: Intake Manifolds

Purpose and function in the intake system

The intake manifold flap actuator in the OM654 diesel engine controls the operation of the flaps in the intake ports, adjusting airflow to the current load and engine speed. A properly functioning component:

• stabilizes the combustion process across a wide rev range,
• reduces torque drops at low speeds,
• supports smooth engine operation under partial load,
• helps maintain exhaust emission parameters at the levels specified by the manufacturer.

As a result, the diesel engine intake system maintains proper dynamics, and throttle response remains predictable and consistent.

Benefits of using an original actuator

For components such as the intake manifold flap actuator, compliance with factory control characteristics is crucial. The original Mercedes component ensures:

• precise fitment to the intake manifold and OM654 engine accessories,
• compatibility with factory engine control unit software without the need for adaptation,
• preservation of the flap operation maps specified by the manufacturer.

Choosing an original component from the Intake manifolds group reduces the risk of ECU errors, limp mode, and uneven engine operation.

Condition, verification, and application in Diesel engines

The offered actuator comes from the secondary market and is intended for engines with Diesel fuel type. A used component allows for an economical repair of the intake system while maintaining factory specifications. Before installation, it is recommended to perform a standard diagnostic procedure on the vehicle (reading error codes, actuator test) to confirm proper communication with the existing engine control unit.

This solution is particularly beneficial for maintenance repairs when only the flap actuator has failed, while the intake manifold itself remains in good technical condition.

Integration with the Mercedes intake system

Mercedes W907 OM654 Intake Manifold Engine Flap Actuator Motor has been designed to operate in the specific structural environment of the OM654 engine. The appropriate mounting geometry, operating range, and control characteristics allow for:

• direct installation in the intake manifold without modifications,
• correct positioning of the flaps throughout the entire rev range,
• maintenance of the airflow characteristics specified by the manufacturer.

Such fitment is significant for both mechanical durability and the stable operation of the electronic engine management system.

Expanding the intake system and selecting other components

If you are planning a comprehensive repair or upgrade of the engine area in your Mercedes and need other elements from the same group, such as manifold housings, swirl flaps, or additional control components, check the available parts in the Mercedes Intake manifolds category.

When planning an upgrade or repair of the intake system, it is also worth understanding the impact of exhaust and air flow on vehicle performance – you will find practical tips in the article Performance exhaust system: used manifolds and sports catalytic converters on the road, which discusses the relationships between manifolds and engine operating characteristics.

If you are considering a choice between a secondary market part and a replacement, the guide 5 reasons why a used OEM part is a better choice than a replacement may be helpful, where you will find specific arguments in favor of using original components in the Mercedes intake system.