The Denso DMA0209 mass air flow sensor measures airflow into the engine and operates electrically. It is designed for the Audi A6 Avant 4A C4 with a 2.8-liter engine producing 128 kW or 142 kW, for model years 1995–1997.
- Type: Mass air flow sensor
- Brand: Denso
- Operation: Electrical
- Pins: 3
- Quality: OE
- Compatibility: Audi A6
- Engine: 2.8 liters, 2771 cm³
- Power: 128 kW or 142 kW
- Model years: 1995–1997
- Equivalent part numbers: AUDI 078133471A, AUDI 078133471AX, HITACHI AFH7008B, VW 078133471A, VW 078133471AX, HELLA 8ET009142411, HITACHI 135047