Hella MAF Sensor - 8ET 009 142-631

Name: Hella MAF Sensor - 8ET 009 142-631
Brand: Hella
SKU: 54vi4272mh
Availability: InStock

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

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Hella 8ET009142-631 Mass Air Flow Sensor Fits BMW 1 3 5 6 Series X1 X3 X5 Z4

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Product Information

Full details

This Hella Mass Air Flow (MAF) Sensor, part number 8ET 009 142-631, is designed for select BMW models. It offers OE-quality standards for reliable performance and exact fitment, ensuring your engine receives accurate airflow data for optimal fuel mixture. A key benefit is restoring engine efficiency and drivability. However, it's crucial to verify fitment and measurements against your vehicle's specific requirements before purchasing, as variations exist.

All features

Model Part Number	8ET 009 142-631
Brand	Hella

Extended Product Information

FAQs

How do I know if my MAF sensor needs replacement?

Symptoms of a failing MAF sensor include a check engine light, poor fuel economy, rough idling, hesitation during acceleration, stalling, and decreased engine power.

Is this MAF sensor compatible with all BMW 6 Series or X5 models?

No, this sensor (8ET 009 142-631) is only compatible with specific engine variants and model years within the BMW 6 Series (E63/E64) and X5 (E70) ranges, and certain Z4 Roadster (E89) models. Always verify fitment using your vehicle's specific details.

What does 'OE-quality standards' mean?

It means the part is manufactured to meet or exceed the quality, specifications, and performance of the original part supplied by the vehicle manufacturer.

Can I install this MAF sensor myself?

Installation is possible for those with mechanical experience, as it's a direct bolt-on replacement. However, professional installation is recommended to ensure proper function and avoid potential issues.

What is the 'Supplementary Article/Supplementary Info' indicating?

This often refers to whether additional parts, like an air intake pipe, are included or not. For this part, it indicates it is supplied without the air intake pipe.

How long does a MAF sensor typically last?

The lifespan of a MAF sensor can vary greatly depending on driving conditions and vehicle maintenance, but they are generally expected to last for many years or tens of thousands of miles. However, they can fail prematurely due to contamination or electrical issues.

Troubleshooting

Check Engine Light (CEL) remains on after installation.

Ensure the sensor is correctly seated and the electrical connector is securely plugged in. Clear the fault codes from the ECU. If the code persists, re-verify compatibility or consult a mechanic.

Engine performance has not improved or has worsened.

Confirm the part number matches your vehicle's requirements exactly. Check for any air leaks in the intake system before or after the MAF sensor. Ensure the electrical connection is clean and secure.

Hesitation or stalling during acceleration.

Verify the sensor is the correct part for your vehicle. Ensure no vacuum leaks are present in the intake system. Check that the ECU has relearned the new sensor's readings (may require driving time or a reset).

Pros and Cons

Pros

Restores engine performance and fuel economy.
Ensures accurate air-fuel ratio for optimal combustion.
Designed for specific BMW applications, offering a precise fit.
Manufactured to OE-quality standards by a reputable brand.
Helps resolve common engine issues like rough idling and hesitation.

Cons

Requires careful verification of vehicle compatibility and measurements.
Not a universal part; specific to certain BMW models and engine types.
Professional installation may be recommended for optimal results.
Can be more expensive than aftermarket alternatives.

Setup, Compatibility & Care

Compatibility Verification: It is critically important to verify that this Hella MAF Sensor (Part Number: 8ET 009 142-631) is compatible with your specific BMW vehicle. Check your vehicle's make, model, year, type, variant, and engine specifications against the provided compatibility list. Always double-check measurements and dimensions as variations can occur even within the same model year.

Installation: This MAF sensor is designed as a bolted, direct replacement part. It typically requires removing the air intake ducting to access the sensor. It has 5 pins for electrical connection. While installation can be a DIY task for experienced individuals, professional installation by a qualified mechanic is recommended to ensure correct fitment and function.

Care: MAF sensors are sensitive components. Avoid using any cleaning sprays directly on the sensor element, as this can cause damage. If the sensor requires cleaning (typically only if diagnosed as faulty and replacement is not an option, though not recommended for this part), use specialized MAF sensor cleaner sprays and follow the product instructions carefully. Never touch the sensor element with your fingers.