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.

Year	Make	Model	Submodel
2009	Porsche	911	Carrera
2010	Porsche	911	Carrera
2011	Porsche	911	Carrera
2012	Porsche	911	Carrera
2009	Porsche	911	Carrera 4
2010	Porsche	911	Carrera 4
2011	Porsche	911	Carrera 4
2012	Porsche	911	Carrera 4
2012	Porsche	911	Carrera 4 GTS
2009	Porsche	911	Carrera 4S
2010	Porsche	911	Carrera 4S
2011	Porsche	911	Carrera 4S
2012	Porsche	911	Carrera 4S
2011	Porsche	911	Carrera GTS
2012	Porsche	911	Carrera GTS
2009	Porsche	911	Carrera S
2010	Porsche	911	Carrera S
2011	Porsche	911	Carrera S
2012	Porsche	911	Carrera S
2011	Porsche	911	Speedster
2009	Porsche	911	Targa 4
2010	Porsche	911	Targa 4
2011	Porsche	911	Targa 4
2012	Porsche	911	Targa 4
2009	Porsche	911	Targa 4S
2010	Porsche	911	Targa 4S
2011	Porsche	911	Targa 4S
2012	Porsche	911	Targa 4S
2009	Porsche	Boxster
2010	Porsche	Boxster
2011	Porsche	Boxster
2012	Porsche	Boxster
2009	Porsche	Cayman
2010	Porsche	Cayman
2011	Porsche	Cayman
2012	Porsche	Cayman

Reference Mark Sensor

Price

Collections

Bosch Reference Mark Sensor for Porsche 996/Boxster (1997-2002)

Bosch Reference Mark Sensor for Porsche 964/996/997 (1990-2005)

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