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DELPHI DELPHI Mass Air Flow Sensor AF10399-12B1 AF1039912B1

DELPHI Mass Air Flow Sensor AF10399-12B1

Compatible with FIAT PUNTO EVO (199_) , FIAT BRAVO II (198_) , FIAT GRANDE PUNTO (199_) Show more info
Measures the amount of air entering the engine for optimal fuel mixture. Ensures efficient combustion and performance.
79.43 EUR
inc. VAT 21%
In stock 1
Delivery 1 day (15.05.2026)
PN AF10399-12B1
Make DELPHI
EAN 5012759981122

This Mass Air Flow (MAF) sensor from DELPHI is designed to accurately measure the volume and density of air entering the engine's intake system. By providing this critical data to the engine control unit (ECU), it enables precise fuel injection adjustments. Proper functioning of the MAF sensor is essential for maintaining optimal engine performance, fuel efficiency, and emissions control. A faulty sensor can lead to various drivability issues, including rough idling, hesitation, poor acceleration, and increased fuel consumption. DELPHI is a trusted brand known for its quality automotive components. This AF10399-12B1 sensor is engineered to meet or exceed original equipment specifications, ensuring reliable and consistent performance for your vehicle.

  • Direct fit for easy installation
  • Accurate air flow measurement
  • Improves fuel efficiency
  • Enhances engine performance
  • Supports optimal emissions control
  • Durable construction for longevity
  • Replaces original equipment part
Housing type
with housing
Number of pin contacts
4
Type of connector
Connector plug
Voltage [V]
1/2"
recommended repair extension
Air filter
  • FIAT
    • PUNTO EVO (199_)
      • 1.3 D Multijet (62kW/84PS)
      • 1.3 D Multijet (51kW/69PS)
      • 1.3 D Multijet (199AXC1A, 199BXC1A, 199AXT1A, 199BXT1A) (55kW/75PS)
      • 1.3 D Multijet (70kW/95PS)
      • 1.3 D Multijet (199AXD1B, 199AXD1A, 199BXD1B, 199BXD1A,... (66kW/90PS)
    • BRAVO II (198_)
      • 1.9 D Multijet (198AXD1A) (85kW/116PS)
      • 1.9 D Multijet (198AXB1A) (88kW/120PS)
      • 1.9 D Multijet (198AXC1B) (110kW/150PS)
      • 1.4 (198AXA1B) (66kW/90PS)
      • 1.4 T-Jet (198AXG1B) (88kW/120PS)
      • 1.4 T-Jet (198AXF1B) (110kW/150PS)
      • 1.9 D Multijet (198AXE1A) (66kW/90PS)
    • GRANDE PUNTO (199_)
      • 1.3 D Multijet (51kW/69PS)
      • 1.3 D Multijet (55kW/75PS)
      • 1.3 D Multijet (199.AXD11, 199.AXD1A, 199.AXD1B,... (66kW/90PS)
    • DOBLO Platforma/Šasija (263_)
      • 1.3 D Multijet (66kW/90PS)
      • 1.3 D Multijet (263HXU1A, 263YXU1A, 263HYB1A, 263YYB1A) (70kW/95PS)
      • 1.3 D Multijet (263HXT1A, 263YXT1A, 263YYA1A, 263HYA1A) (59kW/80PS)
    • IDEA (350_)
      • 1.3 D Multijet (70kW/95PS)
      • 1.3 D Multijet (66kW/90PS)
    • PANDA Furgons/Hečbeks (169_)
      • 1.3 D Multijet 4x4 (55kW/75PS)
      • 1.3 D Multijet (55kW/75PS)
    • MULTIPLA (186_)
      • 1.9 JTD 115 (85kW/115PS)
      • 1.9 JTD (186AXE1A) (88kW/120PS)
    • STILO Multi Wagon (192_)
      • 1.9 JTD (85kW/115PS)
      • 1.9 D Multijet (88kW/120PS)
      • 1.9 D Multijet (192DXT1B) (110kW/150PS)
      • 1.9 D (66kW/90PS)
    • STRADA Pick-up (178_, 278_)
      • 1.3 D Multijet (62kW/85PS)
    • 500 (312_)
      • 1.3 D Multijet (312AXB1A) (55kW/75PS)
    • LINEA (323_, 110_)
      • 1.3 D Multijet (323AXB11, 323AXB1A) (66kW/90PS)
      • 1.3 JTD Multijet (323AXB1A) (63kW/86PS)
    • PUNTO (199_)
      • 1.3 D Multijet (55kW/75PS)
      • 1.3 D Multijet (62kW/84PS)
    • DOBLO Lielas ietilpības automobilis (119_, 223_)
      • 1.3 JTD (55kW/75PS)
    • PANDA (169_)
      • 1.3 D Multijet (169AXG1A, 169AXD1A) (55kW/75PS)
    • 500 C (312_)
      • 1.3 D Multijet (312CXB1A) (55kW/75PS)
    • DOBLO Cargo (263_)
      • 1.3 D Multijet (66kW/90PS)
      • 1.3 D Multijet (55kW/75PS)
      • 1.3 D Multijet (263WXU1A, 263ZXU1A, 263WYB1A, 263ZYB1A) (70kW/95PS)
      • 1.3 D Multijet (263ZXT1A, 263WXT1A, 263ZYA1A, 263WYA1A) (59kW/80PS)
    • DOBLO Autobuss (263_)
      • 1.3 D Multijet (263AXU1A, 263AYB1A) (70kW/95PS)
    • GRANDE PUNTO Van (199_)
      • 1.3 JTD Multijet (199CXC1A) (55kW/75PS)
      • 1.3 JTD Multijet (199CXD1B) (66kW/90PS)
    • STILO VAN (192_)
      • 1.9 JTD (192DXS1A) (88kW/120PS)
      • 1.9 JTD (192DXT1B) (110kW/150PS)
    • IDEA Van (350_)
      • JTD Multijet (350BXG1A) (66kW/90PS)
    • MULTIPLA VAN (186_)
      • 1.9 JTD (85kW/116PS)
      • 1.9 JTD (186AXG1A, 186BXG1A) (88kW/120PS)
  • ALFA ROMEO
    • 147 (937_)
      • 1.9 JTD (937.AXD1A, 937.BXD1A, 937.AXV1A, 937.BXB1A,... (85kW/115PS)
      • 1.9 JTDM 8V (937.AXD1A, 937.AXU1A, 937.BXU1A) (88kW/120PS)
      • 1.9 JTD 16V (937.AXG1B, 937.BXG1B) (93kW/126PS)
      • 1.9 JTD 16V (937.AXM1B, 937.AXS1B) (100kW/136PS)
      • 1.9 JTDM 16V (937.AXN1B, 937.AXZ1B) (125kW/170PS)
    • GT (937_)
      • 1.9 JTD (937CXN1B) (110kW/150PS)
      • 1.9 JTD (937CXN1B, 937CXZ1B) (125kW/170PS)
    • MITO (955_)
      • 1.3 MultiJet (955AXH1B, 955AXT1A) (66kW/90PS)
      • 1.3 MultiJet (955AXP1A, 955AYC1A) (70kW/95PS)
  • LANCIA
    • MUSA (350_)
      • 1.3 D Multijet (350.AXB11, 350.AXB1A) (51kW/70PS)
      • 1.3 D Multijet (350.AXG11, 350.AXG1A) (66kW/90PS)
      • 1.3 D Multijet (350.AXM11, 350.AXM1A, 350.AXI1A) (70kW/95PS)
    • YPSILON (843_)
      • 1.3 D Multijet (843.AXF11, 843.AXF1A, 843.AXM11,... (55kW/75PS)
      • 1.3 D Multijet (843.AXE11, 843.AXE1A) (66kW/90PS)
      • 1.3 D Multijet (843.AXH1A, 843.AXE1A) (77kW/105PS)
ALFA ROMEO
51782034
FIAT
51782034
LANCIA
51782034
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