Automotive Crankshaft Phase Eccentric Shaft Sensor for BMW Models 11377506503

Your BMW 1 Series, 3 Series, X1, X3, or Z4 relies on precise crankshaft position data for correct fuel injection and ignition timing. When this sensor begins to fail, you may notice erratic idling, stalling, or difficulty starting. This replacement sensor, part number 11377506503, is designed to restore accurate engine timing. It fits a range of BMW petrol and diesel engines, making it a practical choice for owners and mechanics looking for a reliable replacement component.

Features and Construction

This sensor is built to the original specification for use in select BMW models. Its black finish matches the standard engine bay components.

Model Compatibility

This sensor is listed as compatible with BMW 1 Series, 3 Series, X1, X3, and Z4 models. Always confirm your specific vehicle year and engine type before purchase.

Colour and Design

The sensor is supplied in black, consistent with the original factory component for a neat, professional installation.

Uses and Placement

The crankshaft phase eccentric shaft sensor monitors the position and rotational speed of the crankshaft. This data is critical for the engine control unit to manage fuel delivery and spark timing.

Engine Timing and Performance

A correctly functioning sensor helps maintain smooth idling, stable acceleration, and reliable starting. Replacing a worn unit can restore normal engine behaviour.

Professional and DIY Installation

Workshops and experienced home mechanics can use this sensor as a direct replacement. Installation typically requires basic hand tools and reference to the vehicle service manual.

Benefits and Buying Value

Choosing a replacement sensor matched to your car's original part number helps ensure correct fit and function without guesswork.

Cost-Effective Repair

Rather than replacing the entire engine management system, swapping a faulty sensor offers a targeted fix at a lower cost. This part provides a practical solution for common running issues.

Why Choose This Product

This sensor is listed with the original equipment number 11377506503, making it simple to verify suitability. It addresses a specific need for BMW owners experiencing crankshaft sensor-related faults.