Porsche Crankshaft Reference Mark Sensor 911-606-215-03-OEM for 911 (1984–1989) | OEM Engine Sensor

Optimize your Porsche 911’s performance and reliability with the Porsche Crankshaft Reference Mark Sensor (911-606-215-03). This OEM sensor provides precise crankshaft position data to the engine control unit, ensuring accurate ignition timing, smooth starts, and consistent power delivery. Designed for Porsche 911 models from 1984 to 1989, it is essential for maintaining proper engine synchronization and dependable fuel management. Perfect for diagnosing misfires, poor starts, or timing issues.

Key Features

• OEM Porsche Sensor – Built to original specifications for accurate performance and perfect fitment

• Precise Crankshaft Position Detection – Delivers real-time data to the ECU for optimal ignition and fuel control

• Improves Engine Start and Timing – Ensures smooth ignition and consistent performance under all conditions

• Durable Construction – Features heat-resistant housing and magnetic core for long service life

• Direct Replacement for Porsche 911 (1984–1989) – Plug-and-play design makes installation simple and reliable

• Essential for Engine Diagnostics – Ideal for resolving misfires, starting issues, and erratic idle problems

• Restores Factory Engine Performance – Maintains the precision and responsiveness expected from a Porsche engine

Frequently Asked Questions (FAQ)

1. What does the crankshaft reference mark sensor do?
It monitors the crankshaft’s position and speed, sending signals to the ECU to control ignition timing and fuel injection for efficient engine performance.

2. What are the symptoms of a bad crankshaft sensor?
Common signs include difficulty starting, stalling, engine misfires, poor acceleration, or erratic idle.

3. Is this sensor compatible with all Porsche 911 models from 1984 to 1989?
Yes, this OEM sensor is specifically designed for Porsche 911 models built between 1984 and 1989.

4. Where is the crankshaft reference sensor located?
It is mounted near the flywheel or crankshaft pulley and reads the rotational speed and position of the crankshaft.

5. Should I replace the crankshaft reference sensor during an engine rebuild or diagnostic service?
Yes, it is highly recommended to replace the sensor when performing major engine work or diagnosing ignition-related issues for reliable performance.