Audi S5 8T 4.2 FSI Petrol Manifold Air Pressure Intake Map Sensor 036906051C

Audi S5 8T 4.2 FSI Petrol Manifold Air Pressure Intake Map Sensor is a precision component from the Air and fuel intake sensors group, responsible for accurate measurement of manifold pressure in petrol engines. A properly functioning MAP sensor supports the stable operation of the 4.2 FSI unit, optimizing fuel dosage and ignition timing. This used OEM component is a sensible choice for professional fuel system repairs in an Audi.

Specifications and technical data

• SKU: 036906051C
• Mark: Audi
• Condition: Used
• OEM Part Number: 036906051C
• Substitutable numbers: 036906051C, 036 906 051 C, 0261230053, 0 261 230 053
• Fuel type: Petrol
• Category: Air Intake & Fuel Sensors

Function of the MAP sensor in the 4.2 FSI petrol engine

The Manifold Air Pressure (MAP) sensor in the Audi S5 8T 4.2 FSI Petrol measures the actual pressure in the intake manifold, sending a signal to the engine control unit. Based on this, the ECU determines the amount of fuel injected and corrects the engine's operating parameters. A functional sensor helps reduce power drops, rough idling, and excessive fuel consumption.

For FSI petrol engines, the precision of intake pressure measurement is particularly important, as it affects the quality of the mixture and engine smoothness under various loads. Using an original sensor from the same design group allows for maintaining the factory engine performance characteristics.

Benefits of using an original sensor in an Audi

Choosing an OEM sensor for an Audi ensures a proper fit to the intake manifold and electrical compatibility with the vehicle's wiring. As a result, installation is predictable, without the need for harness modifications or additional adapters. This solution is particularly beneficial when servicing higher-power cars, such as the S5 8T with the 4.2 FSI unit.

A stable signal from the MAP sensor facilitates diagnostics and subsequent operation – the parameters read by a diagnostic tool are consistent with the manufacturer's specifications, which helps to detect other potential irregularities in the intake or fuel system more quickly. A used component allows for lower repair costs while maintaining the correct operating characteristics of the petrol engine.

Application in the air and fuel intake system

As an element of the Air and fuel intake sensors category, this sensor works with other intake system components, such as the throttle body, intake hoses, or air filter. Correct pressure reading is crucial for:

• maintaining the proper air-fuel mixture,
• smooth acceleration across the entire rev range,
• reducing excessive fuel consumption,
• reducing the risk of engine-related error lights appearing.

In FSI petrol engines, where injection control is complex, a functional manifold pressure sensor has a direct impact on driving comfort and predictable throttle response.

Product characteristics and condition

The offered sensor belongs to the Audi brand and comes from disassembly, which means it is a used part. Such components are frequently chosen for repairs where maintaining the original vehicle specification while reducing costs is important. A used OEM sensor usually retains its factory operating parameters, provided it has been correctly verified before re-installation.

The product is intended for engines powered by petrol, in accordance with the fuel type designation. Thanks to this, it can be safely used in units for which it was designed, without the risk of incompatibility resulting from the different operating characteristics of diesel engines.

Technical support and additional information

If you are planning a comprehensive repair or upgrade of the engine area in your Audi and need other elements from the same group, such as additional pressure sensors, intake air temperature sensors, or measuring elements in the fuel system, check the available parts in the Audi air and fuel intake sensors category.

To better assess when it is worth reaching for used electronic components in a car, including sensors that work with the engine control unit, read the article: The second life of electronics – when is it worth choosing used engine controllers, comfort modules, and parking sensors?