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Hella Crankshaft Pulse Sensor - 6PU 009 146-461

Hella Crankshaft Pulse Sensor - 6PU 009 146-461

Ensure optimal engine performance with the Hella Crankshaft Pulse Sensor, manufactured to OE-quali...

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eBayHELLA 6PU 009 146-461 Sensor, crankshaft pulse - 12V - 3-pin connector
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Product Information

Full details

The Hella Crankshaft Pulse Sensor is designed for automotive technicians and DIY mechanics seeking a reliable, OE-quality replacement to restore precise engine timing and performance in specific Alfa Romeo, Fiat, Isuzu, and Lancia vehicles. This inductive sensor ensures your engine control unit receives accurate position data, though users must confirm specific vehicle compatibility via the part number before purchase, as pulse sensors are highly specific to individual engine management systems.

All features

Model Part Number6PU 009 146-461
BrandHella

Extended Product Information

FAQs

Is this a universal sensor?

No, this sensor is specific to certain engine models from Alfa Romeo, Fiat, Isuzu, and Lancia. You must use the part number 6PU 009 146-461 to verify compatibility.

What is the cable length?

The integrated cable is 480mm in length.

Do I need special tools for installation?

Typically, you will need a basic socket set to remove the retaining bolt and a trim tool to release the electrical connector clip.

How do I know if my crankshaft sensor is faulty?

Common symptoms include hard starting, erratic engine stalling, and persistent check engine lights related to crankshaft position sensor circuit codes.

Does this sensor come with a new mounting bolt?

The package includes the sensor; however, it is recommended to reuse your existing bolt or replace it with an OEM-specified fastener if damaged.

Can I test this sensor with a multimeter?

Yes, you can measure the resistance across the pins, but it is best to refer to your vehicle's specific service manual for the correct ohmic values.

Troubleshooting

Engine cranks but fails to start

Verify that the sensor is fully seated in its housing and that the 3-pin connector is locked in place with no signs of corrosion.

Intermittent engine cutting out while driving

Check the wiring harness for heat damage or fraying that may cause signal interruptions.

Check engine light remains on after installation

Use an OBD-II scanner to clear existing error codes, as the ECU may require a reset to acknowledge the new sensor data.

Pros and Cons

Pros

  • Strict adherence to original equipment specifications
  • High-quality build ensures reliable ignition timing
  • Standardized 3-pin connector for easier installation
  • Matches exact housing dimensions for seamless replacement

Cons

  • Compatibility is limited to specific Alfa Romeo, Fiat, Isuzu, and Lancia models
  • Requires professional diagnostic verification for accurate fault identification
  • Sensitive electronic component requires careful handling to avoid damage

Setup, Compatibility & Care

Installation should only be performed while the ignition is switched off. First, locate the crankshaft sensor position—typically near the bottom of the engine block or near the transmission bell housing. Disconnect the 3-pin connector, remove the retaining bolt, and carefully extract the old sensor. Before installing the new Hella unit, ensure the mounting surface is clean and free of metal debris, which could interfere with the sensor's inductive field. Always verify that the cable is routed away from hot exhaust components or moving parts to prevent premature wear. Given that this is a precision instrument, avoid dropping the sensor or exposing it to extreme chemical solvents.

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