Hella Mass Air Flow Sensor - 8ET 009 142-741

The Hella Mass Air Flow Sensor (Part Number: 8ET 009 142-741) is engineered to meet original equip...

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eBayAir flow meter 8ET 009 142-741 HELLA for FIAT HYUNDAI OPEL SUZUKI ALFA ROMEO
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Product Information

Full details

The Hella Mass Air Flow Sensor (8ET 009 142-741) is designed for automotive enthusiasts and mechanics seeking an OEM-quality replacement to restore precise engine performance and fuel efficiency. By accurately measuring the volume of air entering the engine, it ensures the optimal air-fuel mixture, though users must verify their specific vehicle engine configuration, as precise fitment is critical for electronic components.

All features

Model Part Number8ET 009 142-741
BrandHELLA

Extended Product Information

FAQs

What is the purpose of the 5-pin connector?

The 5-pin connector handles power, ground, and the signal output to the engine control unit.

Can I clean the sensor if it gets dirty?

It is generally recommended to replace the sensor if faulty, but specialized MAF sensor cleaners can be used if the sensor is only lightly contaminated.

Does this sensor require calibration?

Usually, the ECU will auto-learn the sensor values, but some vehicles may require a 'hard reset' or drive cycle to calibrate correctly.

How do I know if this fits my car?

Cross-reference the Hella part number 8ET 009 142-741 with your vehicle's service manual or official parts catalog.

Is Hella an OEM manufacturer?

Yes, Hella is a well-known supplier for many global automotive brands, providing high-quality electrical and electronic components.

Troubleshooting

Persistent Check Engine light after installation

Clear the diagnostic trouble codes (DTC) using an OBD-II scanner after installation; if the light returns, ensure the harness is fully seated.

Engine still running roughly

Check for air leaks in the intake tract between the MAF sensor and the engine, as unmetered air can cause poor performance.

Pros and Cons

Pros

  • Meets strict original equipment manufacturer (OEM) performance standards
  • High-precision sensor technology ensures optimal fuel-to-air ratios
  • Plug-and-play installation via standard 5-pin connector
  • Backed by Hella's extensive experience in automotive electronics

Cons

  • Compatibility is highly specific to engine configuration
  • Requires careful handling to prevent damage to sensitive internal components
  • Does not include installation hardware if not specified by the vehicle manufacturer

Setup, Compatibility & Care

To install, ensure the engine is off and the battery is disconnected. Locate the MAF sensor on the intake pipe, disconnect the 5-pin harness, and unscrew the mounting fasteners. When installing, ensure the arrow on the sensor body points toward the engine to maintain correct airflow orientation. Always verify your specific vehicle's year, make, and model against the part number 8ET 009 142-741, as many vehicles share similar-looking intake systems but have different sensor calibrations. For care, avoid touching the internal sensing elements and replace your air filter regularly to prevent dust buildup on the sensor's fragile components.

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