Hella Mass Air Flow Sensor - 5-pin connector

This HELLA Mass Air Flow Sensor (part number 8ET358095-111) is designed for optimal performance an...

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eBayHELLA 8ET 358 095-111 Air Mass Sensor for MERCEDES-BENZ
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AutodocHELLA Mass air flow sensor MERCEDES-BENZ 8ET 358 095-111 6110940048,611094004880,A6110940048 A611094004880
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Product Information

Full details

This HELLA Mass Air Flow Sensor (8ET358095-111) is designed for Mercedes-Benz owners seeking optimal engine performance and enhanced fuel efficiency. Its key benefit is precision-matched calibration for specific engines, ensuring OEM quality and reliable operation. A potential caveat is the need for professional installation due to its critical role in engine management. This sensor features a 5-pin connector and bolted mounting for secure integration, undergoing rigorous validation for long-lasting performance.

All features

Model Part Number8ET358095-111
BrandHella

Extended Product Information

FAQs

What is a Mass Air Flow (MAF) Sensor?

A Mass Air Flow sensor measures the amount of air entering the engine, providing this data to the engine control unit (ECU) to calculate the optimal amount of fuel to inject for efficient combustion.

Why is this Hella MAF sensor an OEM quality part?

Hella is a reputable automotive supplier that manufactures parts to meet or exceed the standards set by original equipment manufacturers. This sensor is precision-matched and rigorously tested to ensure it performs like the original part.

How do I know if my MAF sensor needs replacement?

Symptoms include illuminated Check Engine light (often with codes P0100-P0104), decreased fuel economy, poor acceleration, rough idling, and stalling. A diagnostic scan can confirm MAF sensor issues.

Can I clean the Hella Mass Air Flow Sensor?

While some MAF sensors can be cleaned with specialized MAF sensor cleaner spray, it is generally not recommended for this specific sensor, especially if it is malfunctioning. It's often best to replace it with a new one to ensure optimal performance and reliability.

What is the significance of the 5-pin connector?

The 5-pin connector indicates the complexity and functionality of the sensor, providing the necessary connections for power, ground, and multiple signal outputs required for accurate air mass measurement and communication with the ECU.

How long does it typically take to install this sensor?

Installation time can vary, but for a mechanic, it often takes between 30 minutes to 1 hour. This includes locating the sensor, removing the old one, installing the new one, and performing any necessary resets or checks.

Does this sensor require any special tools for installation?

Standard hand tools like wrenches and screwdrivers are usually sufficient. However, specific Mercedes-Benz models might have unique configurations. A diagnostic tool may also be needed to clear error codes after installation.

Troubleshooting

Check Engine Light illuminated

A faulty MAF sensor can trigger a Check Engine Light. Scan the vehicle's OBD-II codes for P0100-P0104 series codes, which indicate MAF circuit issues. If codes point to the MAF, inspection or replacement may be necessary.

Poor engine performance (hesitation, lack of power)

If you notice a significant drop in acceleration or engine power, a dirty or malfunctioning MAF sensor could be the cause. Ensure the air filter is clean and not restricting airflow, then consider testing or replacing the MAF sensor.

Increased fuel consumption

An inaccurate MAF reading can lead to an incorrect air-fuel mixture, causing the engine to run inefficiently. If your fuel economy has recently decreased without other changes, the MAF sensor is a potential culprit.

Rough idling or stalling

The MAF sensor provides essential data for stable engine operation at idle. If the sensor is faulty, it can disrupt the air-fuel ratio, leading to an unstable idle or the engine stalling.

Pros and Cons

Pros

  • Enhances engine efficiency and performance.
  • Ensures accurate air intake measurement for optimal fuel combustion.
  • Built with OEM quality standards for reliability.
  • Designed for a secure and straightforward installation.
  • Compatible with a wide range of popular Mercedes-Benz models.

Cons

  • Requires professional installation for proper calibration and function.
  • Limited to specific Mercedes-Benz models and model years.
  • May require specialized tools for replacement.

Setup, Compatibility & Care

Compatibility:

This HELLA Mass Air Flow Sensor (8ET358095-111) is designed for:

  • Mercedes-Benz C-Class: W203, S203, CL203 (Model Years 2000-2005)
  • Mercedes-Benz CLK: C209 (Model Years 2000-2005)
  • Mercedes-Benz E-Class: W210, S210, VF210 (Model Years 2000-2005)
  • Mercedes-Benz M-Class: W163 (Model Years 2000-2005)
  • Mercedes-Benz G-Class: W463, W461 (Model Years 2000-2005)

It replaces OEM part numbers: 611 094 00 48, 611 094 00 48 80, 6110940048, A 611 094 00 48, and A 611 094 00 48 80.

Setup & Installation:

Installation of a Mass Air Flow sensor is a critical component of engine management and typically requires professional expertise. It involves locating the sensor in the air intake system, disconnecting the electrical connector, unbolting the old unit, and installing the new one. After installation, the engine control unit may need to recalibrate or reset to recognize the new sensor. Always consult a qualified mechanic for installation.

Care:

Mass Air Flow sensors are sensitive electronic components and generally do not require routine maintenance. However, ensuring the air intake system is clean and free from debris is crucial to prevent contamination of the sensor. Avoid spraying cleaning agents directly onto the sensor or its internal components.

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