Description
BMW F20 F30 LCI Mini F55 F56 T-map Manifold Air Pressure Engine Sensor is a precision component from the Air and fuel intake sensors group, responsible for the accurate measurement of engine operating parameters. This used OEM component ensures proper cooperation with the petrol engine electronics, supporting stable operation of the fuel system and optimal performance. It is a solution for users looking for a proven part with factory performance characteristics.
Specifications and technical data
- SKU: 8637898
- Mark: BMW (Genuine OE)
- Condition: Used
- OEM Part Number: 8637898
- Substitutable numbers: 13628637898, 8637898, 7636936, 13627636936
- Fuel type: Petrol
- Category: Air Intake & Fuel Sensors
Purpose and function of the MAP sensor
The MAP sensor in BMW F-series and Mini models is responsible for measuring parameters in the intake and exhaust system, which are then analyzed by the engine control unit. A properly functioning component allows for precise fuel dosing, correct ignition timing, and maintaining stable operation of the petrol engine under various load conditions.
Thanks to the factory signal characteristics, the sensor works with the controller software without the need for map modifications, which is particularly important for error diagnostics, restoring factory operating parameters, and eliminating problems with rough engine idling or increased fuel consumption.
Benefits of using an original BMW sensor
Using an original MAP sensor in BMW and Mini vehicles translates into a number of practical advantages:
- preservation of the factory petrol engine control logic,
- stable readings for the injection and ignition system,
- easier computer diagnostics due to compliance with OEM parameters,
- reduced risk of errors related to pressure in the intake or exhaust system.
For users who want to restore the correct operation of the engine after the occurrence of pressure-related errors, choosing such a sensor is a technically safe and predictable solution. Proper cooperation with engine electronics is crucial for engine durability and driving comfort.
Installation and operational characteristics
The MAP sensor from this group is designed for specific BMW and Mini applications, which facilitates installation in the factory location and ensures proper sealing in the system. The design intended for operation in petrol engines guarantees resistance to typical thermal and pressure conditions in this engine unit.
When replacing, it is recommended to:
- check the condition of the electrical connector and wiring harness,
- verify the tightness of the intake system,
- perform adaptation or clear errors in the controller after installation.
This approach allows you to fully utilize the sensor’s potential and avoid the return of the same faults. Precise reading of operating parameters is particularly important in modern petrol engines, where the tolerance margin is limited.
Selection of a used sensor and compatibility with electronics
When choosing a used MAP sensor, it is crucial to match it to the specific engine configuration and controller. Verifying compatibility by OEM number or interchangeable numbers allows you to avoid communication problems with the control module and ensures correct signal interpretation by the ECU.
To better understand the principles of selecting and installing electronic components in a car, it is worth checking the Global Parts guide: Used automotive electronics – ECU modules and second-hand sensors. The article explains, among other things, hardware and software compatibility, selection by numbers, and practical aspects of installation.
If you are planning a comprehensive repair or upgrade of the engine area in your BMW and need other components from the same group, such as additional pressure sensors, temperature sensors, or measuring elements in the intake system, check the available parts in the BMW air and fuel intake sensors category.





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