Bosch Crankshaft Reference Mark Sensor for Porsche 997 Boxster/Cayman (2009–2012)

This Bosch crankshaft reference mark sensor is a direct-fit engine speed and timing input sensor for Porsche 997, Boxster, and Cayman applications listed in the fitment table below. Bosch has been a global leader in automotive technology since 1886, pioneering innovations like electronic fuel injection and oxygen (lambda) sensors that shaped modern engine management. Today, Bosch supplies OEM-quality sensors, engine electronics, ignition components, and braking parts found in vehicles worldwide. Known for precision engineering and reliable performance, Bosch parts are built to factory specifications for dependable fitment and long-term durability. A failing reference sensor can trigger extended cranking, stalling, or fault codes tied to engine speed signal loss.

Technical Details

• Manufacturer part number: 0-261-210-300
• Part type: Crankshaft reference mark sensor
• OE cross reference: 9A1 606 112 02
• Fitment range: Porsche 997, Boxster, and Cayman (2009–2012)
• Direct connector and mounting format for OE-style installation

Fitment & Compatibility

Use the fitment table below to confirm year and submodel details before ordering.

If you need help checking fitment, send us your VIN. We have been working with Porsche parts for over 20 years, and we still treat fitment questions like they matter.