Air Mass Sensor 4Pin Square Plug (Volkswagen Golf IV / Jetta IV / Sharan / Audi A3 8P 1.8T) is a sensor designed to measure the amount of air entering the engine. This information is crucial for the engine control unit to balance and deliver the correct fuel mixture for optimal combustion. Typically positioned in the intake system, the air mass sensor ensures efficient engine performance and fuel economy.
This specific unit features a 4-pin square plug configuration, making it suitable for several Volkswagen and Audi models, including the Golf IV, Jetta IV, Sharan, and Audi A3 8P with the 1.8T engine. When replacing this sensor, buyers should compare the plug type and the number of pins on their existing part to ensure compatibility.
While this listing does not guarantee coding or calibration, the sensor’s proper fit and function depend on the correct connection and vehicle model. Buyers unsure about fitment or needing programming advice can consider reaching out to the sales desk or submitting a request for parts.
- Part type: sensor
- Plug type: 4Pin square
- Compatible with: Volkswagen Golf IV, Jetta IV, Sharan; Audi A3 8P 1.8T
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.





