MAP Pressure Sensor BMW F01 F10 F11 LCI X5 F15 Intake Manifold Unit 8644432

MAP Pressure Sensor BMW F01 F10 F11 LCI X5 F15 Intake Manifold Unit is an original component from the Air and fuel intake sensors group, designed for precise pressure measurement in the intake system of facelifted BMW F-series models. This used OEM component ensures proper cooperation with the factory engine control unit, stable engine operation, and correct response to load.

Specifications and technical data

• SKU: 8644432
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8644432
• Substitutable numbers: 8644432, 13628644432
• Category: Air Intake & Fuel Sensors

Purpose and function of the MAP sensor in BMW F-series

The MAP Pressure Sensor in BMW F01, F10, and F11 LCI is responsible for measuring pressure in the intake manifold, based on which the engine control unit calculates the fuel dose and ignition timing. A properly functioning component helps maintain stable idle speed, smooth acceleration, and correct fuel consumption. In case of incorrect readings, power drops, jerking, or errors stored in the controller's memory may occur.

Benefits of using an original BMW sensor

Choosing an original sensor from the Air and fuel intake sensors group for BMW allows you to maintain factory engine operating parameters and compatibility with the control unit software. The used OEM component is structurally matched to the specific generation of engines in the BMW F01, F10, and F11 LCI, which reduces the risk of installation problems and eliminates the need for adaptation or modification of the installation.

By using a dedicated MAP pressure sensor, you gain:

• stable engine operation across the full rev range,
• correct response to load and changes in intake pressure,
• better parameter repeatability compared to replacements of unknown origin.

Component condition and installation aspects

The offered sensor is a used product, which in practice means a favorable price-to-quality ratio while maintaining the original BMW specification. Before installation, it is recommended to perform a standard check of the intake manifold socket, seal, and wiring harness to ensure system tightness and correct signal reading. Replacing the MAP sensor is a standard service operation that can be performed in most workshops specializing in the BMW brand.

Selection by part numbers and integration with the fuel-air system

The MAP pressure sensor works with other elements of the fuel and intake system, such as the mass air flow sensor, injectors, and the engine control unit. When selecting parts, it is worth using OEM markings and interchangeable numbers to ensure full compatibility with the specific engine version and vehicle year. A properly selected sensor helps reduce the risk of diagnostic errors and speeds up the calibration process during service.

For users who want to deepen their knowledge about how sensors work with the fuel system, an article describing the diagnostics and operation of fuel supply components will be useful: Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration.

Service expansion within the BMW intake system

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