AIR INTAKE MASS AIR FLOW SENSOR FOR MERCEDES C, E, M, R, GL & S CLASS - D2P - 6420901642

This is a brand new Air Intake Mass Air Flow Sensor for various Mercedes models including C, E, M,...

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OnBuy.comAir Intake Mass Air Flow Sensor For Mercedes C, E, M, R, Gl & S Class. 5060245136631
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Product Information

Full details

This D2P Air Intake Mass Air Flow Sensor (MPN: 6420901642) is designed for owners of various Mercedes models including C, E, M, R, GL, and S Class vehicles seeking to restore optimal engine performance. Its key benefit is accurately measuring airflow into the engine, which helps improve fuel efficiency and engine responsiveness. A caveat is that professional installation is highly recommended for proper function and warranty coverage. Key features include direct-fit compatibility with numerous Mercedes chassis, a 2-pin connector, and adherence to OEM specifications.

All features

Model Part Number6420901642
BrandD2P

Extended Product Information

FAQs

What is a Mass Air Flow (MAF) sensor?

A Mass Air Flow (MAF) sensor measures the amount of air entering the engine. This information is crucial for the vehicle's computer (ECU) to determine how much fuel to inject for optimal combustion.

What are the symptoms of a failing MAF sensor?

Symptoms can include a Check Engine Light, poor fuel economy, rough idling, stalling, hesitation during acceleration, and decreased engine power.

How do I know if my Mercedes needs a new MAF sensor?

A diagnostic scan revealing MAF sensor-related error codes (e.g., P0101, P0102) is the most reliable indicator. Experiencing the symptoms listed above also suggests potential MAF sensor failure.

Can I install the MAF sensor myself?

While physically possible for some DIYers, professional installation is highly recommended. Incorrect installation can lead to performance issues or damage. Additionally, the included 12-month warranty requires installation by a fully qualified mechanic.

What is the warranty period for this MAF sensor?

The sensor comes with a 12-month warranty, provided it is fitted by a fully qualified mechanic.

Does this sensor come with a new O-ring or gasket?

Please refer to the product packaging or consult the retailer for details on included accessories such as O-rings or gaskets, as these are not explicitly mentioned in the product description.

Will this sensor fit my 2010 Mercedes E350?

This sensor is listed as compatible with the E-Class W212. However, to confirm exact fitment for your 2010 E350, it's best to cross-reference the Manufacturer Part Number (6420901642) with your vehicle's specific requirements or consult with a parts specialist.

Troubleshooting

Check Engine Light is on after installation

Ensure the MAF sensor is correctly seated and the electrical connector is securely plugged in. Clear the fault codes using an OBD-II scanner. If the issue persists, consult a professional mechanic as the sensor may be faulty or another issue may be present.

Engine performance has not improved

Verify that the MAF sensor was the correct part number for your specific Mercedes model and year. Confirm that other components in the air intake system (e.g., air filter, vacuum hoses) are in good condition. Professional diagnosis may be required.

Rough idle or stalling persists

Ensure all air intake connections are sealed properly to prevent vacuum leaks. Check for other potential causes of rough idling, such as spark plugs, ignition coils, or fuel system issues.

Pros and Cons

Pros

  • Ensures accurate air-fuel mixture for optimal engine performance.
  • Compatible with a wide array of popular Mercedes-Benz models.
  • Designed to meet or exceed OEM specifications for reliability.
  • Helps maintain or restore fuel efficiency and engine responsiveness.
  • Provides a cost-effective alternative to dealership parts.

Cons

  • Professional installation is strongly recommended.
  • Warranty requires installation by a fully qualified mechanic.
  • May require recalibration by a mechanic depending on the vehicle model and existing conditions.
  • Incorrect installation can lead to further engine issues.

Setup, Compatibility & Care

Compatibility:

This MAF sensor is compatible with numerous Mercedes-Benz models, including:

  • C Class: W204, S204
  • E Class: W212, A207, C207, S212
  • G Class: W463
  • M Class: W164, W166
  • R Class: W251, V251
  • S Class: W221, W222
  • CLS Class: C218, X218
  • GL Class: X164, X166
  • GLE Class: W166, C292
  • GLK Class: X204
  • GLS Class: X166

Installation:

  • Professional Installation Recommended: Due to the critical nature of the MAF sensor's function and the potential for voiding the warranty, it is highly recommended that installation be performed by a certified mechanic.
  • The sensor is typically located in the air intake ducting, between the air filter box and the throttle body.
  • Disconnect the battery before beginning installation.
  • Carefully disconnect the electrical connector.
  • Remove the old sensor, noting its orientation.
  • Install the new D2P sensor, ensuring a proper seal.
  • Reconnect the electrical connector.
  • Reconnect the battery.

Care:

  • Avoid spraying cleaning agents directly onto the sensor element, as this can damage it.
  • Ensure the air filter is clean and functioning correctly to prevent contaminants from reaching the MAF sensor.
  • Regularly check air intake hoses for cracks or leaks.

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