Mercedes W204 W212 Pressure Sensor MAP Manifold Air Intake A0081530228

The Mercedes W169 Air Pressure Sensor MAP A0051537228 is a component from the air and fuel intake sensors category, designed for gasoline engines of this Mercedes generation. It enables precise measurement of intake manifold pressure, which translates to stable engine operation and correct fuel delivery. It's a practical choice for users seeking a proven, original service solution.

Specifications and technical data

• SKU: A0081530228
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A0081530228
• Substitutable numbers: A0081530228, A 008 153 02 28
• Fuel type: Petrol
• Category: Air Intake & Fuel Sensors

Function and Role of the MAP Sensor in the Mercedes W169

The MAP air pressure sensor in the Mercedes W169 is responsible for measuring pressure in the intake system of a gasoline engine. Based on this data, the engine control unit (ECU) determines the fuel dose and adjusts the ignition timing, which affects:

• stable idle speed,
• smooth acceleration without jerking,
• maintaining the optimal fuel-air mixture composition,
• reducing fuel consumption and exhaust emissions.

A functional MAP sensor is crucial for the correct operation of the fuel system, especially in modern gasoline engines where the ECU heavily relies on its signal.

Benefits of Using an Original Mercedes Sensor

Choosing an original Mercedes-Benz OE sensor ensures the correct measurement characteristics and electrical compatibility with the factory control unit. In practice, this means:

• correct interaction with the vehicle's electrical system,
• appropriate response to engine load changes,
• reduced risk of diagnostic errors in the control unit.

By maintaining factory operating parameters, the Mercedes W169 MAP air pressure sensor helps restore the engine's original performance after symptoms such as power loss, increased fuel consumption, or the illuminated engine warning light appear.

Condition, Verification, and Service Application

The offered component is in used condition, making it a cost-effective alternative to new parts while retaining the original manufacturer's specifications. Before being offered for sale, such components are routinely verified for:

• signal stability across the full range of operating pressures,
• correct response to vacuum changes,
• absence of damage to the housing and connectors.

A sensor prepared in this way is well-suited for both routine replacement and for diagnosing problems with the intake system in Mercedes W169 gasoline engines.

Diagnostics and Connection to the Fuel System

Incorrect MAP sensor readings can be mistaken for fuel system malfunctions, so it's worth examining the entire fuel system during diagnostics. If you want to better understand the relationships between intake manifold pressure measurement, fuel delivery, and injector operation, refer to the article Fuel System – Injectors, Pumps, and Fuel Tank: Maintenance and Repair, where you'll find practical tips and tables to help analyze symptoms.

Other Mercedes Air and Fuel Intake Sensors

If you are also looking for other Mercedes air and fuel intake sensors for your car, check out our dedicated category. The full offer can be found at the link: Mercedes air and fuel intake sensors, where you can easily compare available solutions based on application and specifications.