Mercedes W169 W245 MAP Manifold Air Pressure Intake Sensor A0051537228

Mercedes W169 W245 MAP Manifold Air Pressure Intake Sensor is a component from the Air and fuel intake sensors group, responsible for precise pressure measurement in the intake manifold and the proper operation of the fuel supply system. Using an original component of this class allows you to maintain stable engine operating parameters, reduce the risk of ECU errors, and maintain the proper performance of your Mercedes vehicle. This is a practical solution for users who are looking for a proven, factory-made sensor instead of unreliable replacements.

Specifications and technical data

• SKU: A0051537228
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0051537228
• Substitutable numbers: A0051537228, A 005 153 72 28
• Category: Air Intake & Fuel Sensors

The role of the MAP sensor in the intake system

The MAP pressure sensor in Mercedes W169 models works with the engine electronics, providing information about the current load of the power unit. Based on this data, the ECU selects the fuel dose and ignition timing, which translates into smooth idling, smooth acceleration, and reduced fuel consumption. A functional sensor from this group of components also helps to minimize exhaust emissions and prevent diagnostic errors related to the air-fuel mixture.

Benefits of using an original Mercedes sensor

Choosing an original pressure sensor for the Mercedes W169 primarily ensures a perfect fit for the factory installation and predictable behavior under various engine operating conditions. The element from this group has been designed for specific injection maps and the characteristics of Mercedes power units, thanks to which it works with the control system without the need for additional modifications. For the user, this means:

• stable engine operating parameters across the full rev range,
• better throttle response,
• reduced risk of entering limp mode,
• easier diagnostics in case of other intake system faults.

Component condition and service application

The offered sensor belongs to the group of used parts, which makes it an attractive cost-effective alternative to new components, while maintaining the factory design. This type of component is particularly useful when servicing vehicles with higher mileage, where a reasonable balance between price and functionality is important. Replacing a faulty MAP sensor with a tested unit often allows you to eliminate problems such as rough engine operation, power loss, or increased fuel consumption, without interfering with other intake system components.

Selection and compatibility within the sensor group

When selecting a sensor from the Air and fuel intake sensors group for a Mercedes, it is crucial to pay attention to compatibility with the specific engine version and the vehicle's electrical installation. The product has an assigned OEM part number and interchangeable numbers, which facilitates compatibility verification in service catalogs and parts selection systems. Thanks to this, a mechanic or user can quickly confirm whether a given sensor will work with their car, without the risk of installation problems or communication errors with the engine control unit.

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 pressure sensors, temperature sensors, or airflow measurement elements, check the available parts in the Mercedes air and fuel intake sensors category.

Expert support when choosing used electronics

When working with measuring and electronic elements in cars, it is worth knowing good practices regarding the selection and testing of used components. To better understand when choosing a used sensor or module is justified and how to minimize risks during such purchases, check out our guide: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?