Hella 009110451 Engine Crankshaft Position Sensor

Hella Crankshaft Position Sensor for Mercedes-Benz

The Hella 009110451 crankshaft position sensor is built for accurate crankshaft position detection on select Mercedes-Benz applications. It uses an inductive sensor design with a 2-pin, 12V configuration and a 920 mm cable for flywheel-side mounting.

For Mercedes-Benz E320, S420, S500, SL500, 190E, 300CE, 300E, and 300TE applications, this sensor supports reliable engine timing signal input. Hella 009110451 is a direct-fit style replacement for vehicles listed below.

Key Features

• Inductive crankshaft position sensor design
• Flywheel-side fitting position
• 2-pole connector, 12V rated
• 920 mm cable length
• OE reference applications for select Mercedes-Benz models
• Part number: 009110451

Product Details

This Hella crankshaft position sensor monitors crankshaft rotation and sends the engine control unit the signal needed for ignition and fuel timing. It is listed for 1985-1997 Mercedes-Benz applications, including 190E, 300CE, 300E, 300TE, E320, S420, S500, and SL500. The Hella brand line is associated with OE-style electrical and sensor components, and this part follows the same application-focused approach for Mercedes-Benz engine management service.

This part cross-references Bosch 17020 and Standard Ignition PC344 for the same application. The part number 009110451 is also referenced in OE and aftermarket interchange listings for related Mercedes-Benz crankshaft sensor applications.

What It Helps Address

• Crankshaft signal loss
• Hard starting or no-start conditions
• Intermittent engine stalling
• Incorrect ignition timing input
• Engine speed signal faults

Installation Notes

Install at the flywheel side and verify the 2-pin connector and 920 mm lead length before replacement. Confirm the OE reference number and vehicle application against the existing sensor location on your Mercedes-Benz E320, S420, S500, SL500, or 190E before installation. Clean mounting surfaces and inspect the harness routing to avoid strain on the cable.

Quality Assurance

Hella manufactures this sensor as an OE-style replacement component for listed Mercedes-Benz applications. The inductive sensing design and application-specific fitment support consistent crankshaft position signal delivery when the correct part number 009110451 is selected.