TOPRAN 501 510 Mass Air Flow Sensor

Compatible with BMW 3 Compact (E46) , BMW 3 (E46) , BMW 3 Coupe (E46) Show more info
Measures the amount of air entering the engine for optimal fuel mixture. Ensures efficient combustion and performance.
33.73 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (15.05.2026)
PN 501 510
Make TOPRAN

This mass air flow (MAF) sensor from TOPRAN is designed to accurately measure the volume and density of air entering your engine. This critical data is sent to the engine control unit (ECU) to precisely calculate the amount of fuel needed for optimal combustion. A properly functioning MAF sensor is essential for maintaining engine performance, fuel efficiency, and reducing emissions. It helps prevent issues such as rough idling, poor acceleration, increased fuel consumption, and check engine lights. TOPRAN is known for producing reliable automotive components. This sensor is built to meet or exceed original equipment specifications, ensuring a direct fit and dependable operation for your vehicle.

  • Accurately measures airflow into the engine
  • Essential for optimal fuel-air mixture calculation
  • Improves engine performance and fuel economy
  • Helps reduce harmful emissions
  • Direct fit replacement for original equipment
  • Durable construction for long-lasting performance
  • Part of TOPRAN's comprehensive range of engine management parts
Housing type
with housing
Number of pin contacts
5
Housing material
Plastic
Plug connector housing shape
D-Shape
recommended repair extension
Air filter
  • BMW
    • 3 Compact (E46)
      • 316 ti (85kW/115PS)
      • 318 ti (105kW/143PS)
      • 316 ti (85kW/115PS)
    • 3 (E46)
      • 318 i (105kW/143PS)
      • 316 i (85kW/115PS)
      • 316 i (85kW/115PS)
    • 3 Coupe (E46)
      • 318 Ci (105kW/143PS)
      • 316 Ci (85kW/115PS)
      • 318 Ci (110kW/150PS)
    • 3 Touring (E46)
      • 318 i (105kW/143PS)
      • 316 i (85kW/115PS)
    • 3 Kabriolets (E46)
      • 318 Ci (105kW/143PS)
      • 318 Ci (110kW/150PS)
    • 1 (E81)
      • 116 i (85kW/115PS)
      • 116 i (90kW/122PS)
    • 3 (E90)
      • 316 i (85kW/115PS)
      • 316 i (90kW/122PS)
    • 3 Touring (E91)
      • 316 i (90kW/122PS)
    • 3 Coupe (E92)
      • 316 i (90kW/122PS)
    • 1 (E87)
      • 116 i (85kW/115PS)
      • 116 i (90kW/122PS)
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