Facet 9.0057 Engine Crankshaft Position Sensor

Facet 9.0057 Engine Crankshaft Position Sensor

Facet 9.0057 is an engine crankshaft position sensor for select BMW V12 applications. It provides the crankshaft position signal used by the engine management system for ignition timing and fuel control on covered BMW 850 and 750 models.

Key Features

• Engine crankshaft position sensor for ignition system input
• Direct fit for select BMW 850CSi, 850Ci, 850i, and 750iL applications
• Fits 1994-1995 BMW 850CSi, N/A
• Fits 1988-1994 BMW 750iL, N/A
• Fits 1993-1994 BMW 850Ci, N/A
• Fits 1991-1992 BMW 850i, N/A
• Facet part number 9.0057 for catalog and service reference

Detailed Description

This crankshaft position sensor is used by the engine control system to monitor crankshaft rotation and send timing data to the ECU. For BMW 850CSi, BMW 850Ci, BMW 850i, and BMW 750iL models, the Facet 9.0057 supports accurate engine signal input for proper spark and injection control. If you are replacing a failed BMW crankshaft position sensor on a 1994-1995 BMW 850CSi or a 1988-1994 BMW 750iL, this part number provides a direct-match service option.

What It Helps Solve

• Crankshaft signal loss
• Hard starting or no-start conditions
• Intermittent stalling
• Erratic ignition timing
• Engine misfire related to sensor input faults

Installation Notes and Tips

Verify the connector style, sensor location, and model year before installation. Clean the mounting area and inspect the harness for heat damage, corrosion, or broken insulation before connecting the new sensor. Confirm fitment against the vehicle listing for your BMW 850CSi, 850Ci, 850i, or 750iL application.

Quality Assurance

Facet ignition and sensor components are built for service replacement use in European vehicle applications. Part number 9.0057 is cataloged for the listed BMW fitments and should be matched to the vehicle’s year and model before ordering.