Audi 038906461BX – Mass Air Flow Sensor is a vital sensor in the engine management system that measures the amount of air entering the engine. This information allows the vehicle’s ECU to calculate the correct fuel injection volume for optimal combustion. Proper functioning of this sensor is crucial for efficient engine performance and emissions control.
This sensor is designed specifically for Audi vehicles, matching the part identity “Audi 038906461BX”. When replacing the mass air flow sensor, it’s important to compare the old sensor’s part number or physical characteristics with this unit to ensure compatibility. The plug connections and sensor body should be verified for fitment.
The mass air flow sensor’s role is to maintain precise air measurement, which directly affects fuel delivery and engine running quality. Buyers searching for this sensor should confirm their vehicle requires the Audi 038906461BX part code. While the listing does not guarantee coding or calibration services, this sensor is supplied ready for installation where applicable.
- Sensor type: Mass Air Flow for Audi
- Part number: 038906461BX
- SKU: BB-289665
- Function: Measures engine intake air volume
Need help matching this item to your vehicle? Use Vehicle Parts Finder, Request a Part or Platinum Sales Desk with your VIN, engine number, part number or clear photos.

