BMW Crankshaft Position Sensor Part Number 11377506503 Direct Factory Replacement

This genuine replacement crankshaft position sensor is manufactured to match BMW original equipment specifications with part number 11377506503, providing a direct solution for engine management issues in several BMW models. The sensor delivers accurate timing data to the vehicle's engine control unit, which is essential for proper fuel injection timing and ignition sequencing. With black plastic housing and precision electrical connectors designed for BMW wiring systems, this component addresses common fault codes related to crankshaft position sensing while maintaining factory compatibility standards. Installation restores engine performance by providing the control unit with correct rotational position information for optimal combustion timing.

Features and Construction

This automotive sensor is built to match the specifications of BMW factory-installed components, with physical dimensions and electrical characteristics designed for direct replacement without modification. The construction follows original equipment design principles to ensure compatibility with existing mounting points and wiring harnesses in applicable vehicles.

Material and Build

The sensor features a black plastic housing that matches the appearance and material composition of original BMW components. Internal sensing elements are engineered to detect crankshaft rotation with the precision required by BMW engine management systems. Electrical connectors are configured specifically for BMW wiring interfaces, ensuring proper signal transmission without adaptation or modification to existing vehicle wiring.

Size and Practical Fit

Physical dimensions match factory specifications for BMW crankshaft position sensors, allowing direct installation in the designated sensor mounting location on applicable engines. The sensor body is designed to clear surrounding engine components without interference, maintaining proper air gap to the crankshaft tone wheel or reluctor ring for accurate position detection.

Uses and Placement

This sensor serves as a critical engine management component in BMW vehicles, providing essential timing data that affects multiple engine functions. Proper installation requires locating the factory sensor position on the engine block or transmission bell housing, typically near the crankshaft pulley or flywheel area.

Event or Professional Use

Automotive technicians and repair facilities can use this sensor for addressing BMW-specific fault codes related to crankshaft position detection, including common issues like rough idle, hard starting, or reduced engine performance. The part provides a direct replacement option when diagnosing engine management problems in the specified BMW models, supporting professional repair workflows with OEM-compatible components.

Everyday Home Use

For DIY enthusiasts with basic mechanical skills, this sensor offers a straightforward replacement option when experiencing engine warning lights or performance issues related to crankshaft sensing. Installation typically requires standard hand tools and careful attention to connector placement, with the main challenge being access to the sensor mounting location on the engine.

Benefits and Buying Value

This replacement sensor addresses specific compatibility requirements for BMW vehicles while providing practical advantages over universal or non-specific alternatives. The part number matching ensures correct fitment and function without extensive testing or modification during installation.

Reuse and Low Maintenance

Once installed, the sensor requires no routine maintenance beyond occasional inspection for connector security and wiring integrity. The design follows factory service intervals, with expected lifespan matching original equipment standards for crankshaft position sensors in automotive applications.

Why Choose This Product

Selecting this specific part number ensures compatibility with BMW engine management systems that require precise signal characteristics for proper operation. The sensor provides a direct replacement solution without requiring wiring modifications or additional components, reducing installation complexity compared to universal alternatives that may need adaptation for BMW applications.