Hella Crankshaft Position Sensor - 6PU 009 168-721

IMPORTANT: Please verify fitment and measurements before purchasing. Check your vehicle's specific...

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eBayHELLA 6PU 009 168-721 Sensor, crankshaft pulse for BMW,ROLLS-ROYCE
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AutodocHELLA Impulse Sensor BMW,ROLLS-ROYCE 6PU 009 168-721 12140148889,12142295386,12142296181 12142296182,12142336620,12147503140,13627548994,13627639278
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Product Information

Full details

This Hella Crankshaft Position Sensor (Part Number: 6PU 009 168-721) is designed for BMW vehicles, offering OE-quality standards for reliable performance and exact fitment. It's ideal for BMW owners needing to replace a faulty crankshaft position sensor to restore proper engine function. A key benefit is its guaranteed OE-quality manufacturing. However, users must verify vehicle compatibility and measurements before purchasing, as fitment varies by specific BMW model, year, and engine variant.

All features

Model Part Number6PU 009 168-721
BrandHella

Extended Product Information

FAQs

What does a crankshaft position sensor do?

The crankshaft position sensor monitors the rotational speed and position of the engine's crankshaft. This information is crucial for the engine control unit (ECU) to determine the correct timing for fuel injection and ignition, ensuring smooth engine operation.

How do I know if my crankshaft position sensor needs replacing?

Common symptoms include difficulty starting the engine, engine stalling, rough idling, misfires, and the illumination of the Check Engine Light, often with specific diagnostic trouble codes (DTCs) such as P0335 or P0336.

Is this Hella sensor compatible with my BMW?

You must verify compatibility using the provided vehicle list (Make, Model, Year, Engine Variant) and compare it with your vehicle's specifications. Always double-check measurements and OE part numbers if possible. Consult a professional if uncertain.

What is the difference between this Hella sensor and an OEM sensor?

This Hella sensor is manufactured to OE-quality standards, meaning it is designed to meet or exceed the performance and fitment of the original equipment manufacturer (OEM) part. It provides a reliable, high-quality alternative.

Can I install the sensor myself?

Installation can be done by individuals with automotive repair experience. However, it involves working on critical engine components. If you are not comfortable with such tasks, it is highly recommended to have a qualified mechanic perform the installation.

What does OE-quality mean?

OE-quality signifies that the part is manufactured to the same standards, specifications, and quality as the original part supplied by the vehicle manufacturer. This ensures reliability, durability, and exact fitment.

How many pins does this sensor have?

This Hella Crankshaft Position Sensor (6PU 009 168-721) has 3 pins.

Troubleshooting

Engine cranks but won't start.

A faulty crankshaft position sensor is a common cause. Verify the sensor is correctly installed, the connector is secure, and check for any diagnostic trouble codes (DTCs) related to the sensor circuit.

Check Engine Light is illuminated with P0335 or P0336 code.

These codes specifically indicate a problem with the crankshaft position sensor 'A' circuit. Inspect the sensor for damage, check wiring integrity, and ensure proper connection. If the sensor itself is determined to be faulty, replace it with a compatible part.

Engine stalls intermittently, especially when warm.

This can be a symptom of a failing crankshaft position sensor that is sensitive to heat. Ensure the sensor is properly seated and the electrical connection is clean and secure. If the issue persists, the sensor may need replacement.

Rough idling or misfiring.

Incorrect crankshaft position signals can lead to poor engine timing. Check the sensor's mounting and wiring. If the sensor is deemed faulty after diagnosis, replacement is the solution.

Pros and Cons

Pros

  • Ensures reliable engine performance through OE-quality standards.
  • Designed for a precise fit in compatible BMW vehicles.
  • Utilizes proven Hall sensor technology for accurate readings.
  • Offers a direct replacement solution for specific BMW models.

Cons

  • Requires careful verification of vehicle compatibility before purchase.
  • Not a universal part; specific to listed BMW models and engine types.
  • Installation may require mechanical expertise or professional service.

Setup, Compatibility & Care

Compatibility Verification:

Before purchasing, it is crucial to verify that this Hella Crankshaft Position Sensor (Part Number: 6PU 009 168-721) is compatible with your specific vehicle. Check the following:

  • Vehicle Make: BMW
  • Model: 3 Compact (E46), 3 Series (E46, E90), Z4 Roadster (E85)
  • Year Range: Varies by model (e.g., 2001-2005 for E46, 2005-2009 for E85).
  • Engine Variant: Ensure the engine code and specifications (e.g., 316 ti, 318 ti, 316 i, 318 i, 2.0 i) match the listed compatibility.

Refer to your vehicle's owner's manual or consult a professional mechanic if unsure.

Installation:

Installation of a crankshaft position sensor typically requires:

  1. Locating the sensor on the engine block (often near the crankshaft pulley).
  2. Disconnecting the electrical connector.
  3. Removing the old sensor (usually held by a single bolt).
  4. Installing the new Hella sensor and tightening the bolt to the manufacturer's specified torque.
  5. Reconnecting the electrical connector.
  6. Clearing any diagnostic trouble codes (DTCs) with an OBD-II scanner.

Due to the technical nature and the critical function of this part, professional installation by a qualified mechanic is recommended if you are not experienced with automotive repairs.

Care:

Crankshaft position sensors are generally maintenance-free components. However, ensure the sensor area remains free from excessive dirt, oil, or debris, which could interfere with its operation or lead to premature failure. Regular engine bay cleaning can help prevent contamination.

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