DELPHI AF10251-12B1 Mass Air Flow Sensor

Compatible with VW PASSAT B6 Variant (3C5) , SKODA OCTAVIA II Combi (1Z5) , VW LT 28-46 II Platforma/Šasija (2DC, 2DF, 2DG, 2DL, 2DM) Show more info
Ensure optimal engine performance with this genuine DELPHI Mass Air Flow Sensor. Designed for precise air intake measurement, it helps maintain fuel efficiency and reduce emissions.
62.43 EUR
inc. VAT 21%
In stock 2
Delivery 1 day (15.05.2026)
PN AF10251-12B1
Make DELPHI
EAN 5012759523216

The DELPHI AF10251-12B1 Mass Air Flow (MAF) Sensor is engineered to provide accurate readings of the air entering your engine. This critical data allows the engine control unit (ECU) to calculate the correct amount of fuel to inject, leading to improved combustion and overall engine efficiency. By precisely measuring airflow, this MAF sensor helps to optimize the air-fuel ratio, which is essential for reducing harmful emissions and maximizing fuel economy. A malfunctioning MAF sensor can lead to poor performance, increased fuel consumption, and check engine lights. This DELPHI MAF sensor is built to meet stringent quality standards, ensuring reliable and long-lasting performance. Its direct-fit design facilitates straightforward installation, making it a convenient replacement part for your vehicle's needs.

  • Direct-fit Mass Air Flow Sensor
  • Ensures accurate air intake measurement
  • Optimizes air-fuel ratio for better performance
  • Helps improve fuel efficiency
  • Contributes to reduced emissions
  • High-quality construction by DELPHI
  • Part Number: AF10251-12B1
Housing type
with housing
Number of pin contacts
5
Type of connector
Connector plug
Voltage [V]
1/2"
recommended repair extension
Air filter
  • VW
    • PASSAT B6 Variant (3C5)
      • 2.0 TDI (88kW/120PS)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (90kW/122PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI 16V 4motion (103kW/140PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI 4motion (103kW/140PS)
      • 2.0 TDI (120kW/163PS)
    • LT 28-46 II Platforma/Šasija (2DC, 2DF, 2DG, 2DL, 2DM)
      • 2.8 TDI (92kW/125PS)
      • 2.8 TDI (96kW/130PS)
      • 2.8 TDI (116kW/158PS)
    • LT 28-46 II Furgons (2DA, 2DD, 2DH)
      • 2.8 TDI (92kW/125PS)
      • 2.8 TDI (96kW/130PS)
      • 2.8 TDI (116kW/158PS)
    • SHARAN (7M8, 7M9, 7M6)
      • 2.0 TDI (100kW/136PS)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI (110kW/150PS)
      • 2.0 TDI (103kW/140PS)
    • TRANSPORTER T4 Autobuss (70B, 70C, 7DB, 7DK, 70J, 70K, 7DC,
      • 2.5 TDI (111kW/151PS)
    • PASSAT B5.5 (3B3)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (96kW/130PS)
      • 2.0 TDI (100kW/136PS)
    • PASSAT B5.5 Variant (3B6)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (96kW/130PS)
      • 2.0 TDI (100kW/136PS)
    • GOLF IV (1J1)
      • 1.9 TDI (110kW/150PS)
      • 1.9 TDI 4motion (110kW/150PS)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (96kW/130PS)
    • BORA I (1J2)
      • 1.9 TDI (110kW/150PS)
      • 1.9 TDI 4motion (110kW/150PS)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (96kW/130PS)
    • GOLF IV Variant (1J5)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (96kW/130PS)
      • 1.9 TDI (110kW/150PS)
      • 1.9 TDI 4motion (110kW/150PS)
    • BORA Variant (1J6)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI 4motion (96kW/130PS)
      • 1.9 TDI (110kW/150PS)
      • 1.9 TDI 4motion (110kW/150PS)
    • TOUAREG (7LA, 7L6, 7L7)
      • 5.0 V10 TDI (230kW/313PS)
      • 2.5 R5 TDI (128kW/174PS)
      • 5.0 R50 TDI (257kW/350PS)
      • 2.5 R5 TDI (120kW/163PS)
    • PHAETON (3D1, 3D2, 3D3, 3D4, 3D6, 3D7, 3D8, 3D9)
      • 5.0 V10 TDI 4motion (230kW/313PS)
    • TOURAN (1T1, 1T2)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI (103kW/140PS)
    • MULTIVAN T5 (7HM, 7HN, 7HF, 7EF, 7EM, 7EN)
      • 2.5 TDI (96kW/130PS)
      • 2.5 TDI (128kW/174PS)
      • 2.5 TDI 4motion (96kW/130PS)
      • 2.5 TDI 4motion (128kW/174PS)
      • 2.5 TDI (120kW/163PS)
    • GOLF V (1K1)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI 16V 4motion (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI 4motion (103kW/140PS)
    • TRANSPORTER T5 Platforma/Šasija (7JD, 7JE, 7JL, 7JY, 7JZ, 7F
      • 2.5 TDI (96kW/130PS)
      • 2.5 TDI (128kW/174PS)
      • 2.5 TDI 4motion (96kW/130PS)
      • 2.5 TDI 4motion (128kW/174PS)
    • TRANSPORTER T5 Furgons (7HA, 7HH, 7EA, 7EH)
      • 2.5 TDI (96kW/130PS)
      • 2.5 TDI (128kW/174PS)
      • 2.5 TDI 4motion (96kW/130PS)
      • 2.5 TDI 4motion (128kW/174PS)
    • TRANSPORTER T5 Autobuss (7HB, 7HJ, 7EB, 7EJ)
      • 2.5 TDI (96kW/130PS)
      • 2.5 TDI (128kW/174PS)
      • 2.5 TDI 4motion (96kW/130PS)
      • 2.5 TDI 4motion (128kW/174PS)
      • 2.5 TDi (120kW/163PS)
    • POLO IV (9N_, 9A_)
      • 1.9 TDI (96kW/130PS)
    • TRANSPORTER T4 Furgons (70A, 70H, 7DA, 7DH)
      • 2.5 TDI (111kW/151PS)
    • GOLF PLUS V (5M1, 521)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (96kW/131PS)
    • PASSAT B6 (3C2)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI 16V 4motion (103kW/140PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI 4motion (103kW/140PS)
      • 2.0 TDI (90kW/122PS)
      • 2.0 TDI (120kW/163PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (88kW/120PS)
    • JETTA III (1K2)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
    • EOS (1F7, 1F8)
      • 2.0 TDI (103kW/140PS)
    • GOLF V Variant (1K5)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
    • LT 28-35 II Autobuss (2DB, 2DE, 2DK)
      • 2.8 TDI (116kW/158PS)
    • CADDY III Lielas ietilpības automobilis (2KB, 2KJ, 2CB, 2CJ)
      • 2.0 TDI (103kW/140PS)
    • CADDY III Furgons/minivens (2KA, 2KH, 2CA, 2CH)
      • 2.0 TDI (103kW/140PS)
    • GOLF IV Van (1J1)
      • 1.9 TDI (96kW/130PS)
    • GOLF VAN IV Variant (1J5)
      • 1.9 TDI (96kW/131PS)
    • SHARAN VAN (7M_)
      • 1.9 TDI (7M9) (96kW/131PS)
    • TOURAN VAN (1T1, 1T2)
      • 2.0 TDI (100kW/136PS)
    • CALIFORNIA T5 Camper (7EC, 7EF, 7EG, 7HF, 7HC)
      • 2.5 TDI (96kW/130PS)
      • 2.5 TDI (128kW/174PS)
      • 2.5 TDI 4motion (96kW/130PS)
      • 2.5 TDI 4motion (128kW/174PS)
      • 2.5 TDi (120kW/163PS)
  • SKODA
    • OCTAVIA II Combi (1Z5)
      • 2.0 TDI 16V 4x4 (103kW/140PS)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI 4x4 (103kW/140PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI RS (125kW/170PS)
      • 2.0 TDI 16V (100kW/136PS)
    • SUPERB I (3U4)
      • 1.9 TDI (96kW/130PS)
      • 2.0 TDI (103kW/140PS)
      • 1.9 TDI (85kW/115PS)
      • 1.9 TDI (77kW/105PS)
    • FABIA I (6Y2)
      • 1.9 TDI RS (96kW/130PS)
    • OCTAVIA I (1U2)
      • 1.9 TDI (96kW/130PS)
    • OCTAVIA I Combi (1U5)
      • 1.9 TDI (96kW/130PS)
    • OCTAVIA II (1Z3)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI RS (125kW/170PS)
      • 2.0 TDI (100kW/136PS)
    • SUPERB II (3T4)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI 16V (103kW/140PS)
    • SUPERB II Universālis (3T5)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (103kW/140PS)
  • AUDI
    • A3 (8L1)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI quattro (96kW/130PS)
    • A4 B6 (8E2)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI quattro (96kW/130PS)
      • 1.9 TDI (85kW/116PS)
    • A6 C5 (4B2, 4B4)
      • 1.9 TDI (96kW/130PS)
    • A4 B6 Avant (8E5)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI quattro (96kW/130PS)
      • 1.9 TDI (85kW/116PS)
    • A6 C5 Avant (4B5, 4B6)
      • 1.9 TDI (96kW/130PS)
    • A3 (8P1)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI quattro (100kW/136PS)
      • 2.0 TDI 16V quattro (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI quattro (125kW/170PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI quattro (103kW/140PS)
      • 2.0 TDI (120kW/163PS)
    • A6 C6 (4F2)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (89kW/121PS)
      • 2.0 TDI (125kW/170PS)
    • A3 Sportback (8PA)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI 16V quattro (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI quattro (125kW/170PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI quattro (103kW/140PS)
      • 2.0 TDI (120kW/163PS)
    • A4 B7 (8EC)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI 16V (103kW/140PS)
      • 1.9 TDI (85kW/116PS)
      • 2.0 TDI quattro (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI quattro (125kW/170PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (89kW/121PS)
      • 2.0 TDI (93kW/126PS)
    • A4 B7 Avant (8ED)
      • 1.9 TDI (85kW/116PS)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI quattro (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI quattro (125kW/170PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (89kW/121PS)
      • 2.0 TDI (120kW/163PS)
      • 2.0 TDI quattro (120kW/163PS)
      • 2.0 TDI (93kW/126PS)
    • A6 C6 Avant (4F5)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (89kW/121PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI (120kW/163PS)
    • A4 B7 Kabriolets (8HE)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
  • SEAT
    • LEON (1M1)
      • 1.9 TDI (110kW/150PS)
      • 1.9 TDI Syncro (110kW/150PS)
      • 1.9 TDI (96kW/130PS)
    • TOLEDO II (1M2)
      • 1.9 TDI (110kW/150PS)
      • 1.9 TDI (96kW/130PS)
    • IBIZA III (6L1)
      • 1.9 TDI (96kW/131PS)
      • 1.9 TDI Cupra R (118kW/160PS)
    • CORDOBA (6L2)
      • 1.9 TDI (96kW/131PS)
    • ALHAMBRA (7V8, 7V9)
      • 1.9 TDI (96kW/131PS)
      • 1.9 TDI (110kW/150PS)
      • 2.0 TDI (103kW/140PS)
    • ALTEA (5P1)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI (103kW/140PS)
    • TOLEDO III (5P2)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
    • LEON (1P1)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (100kW/136PS)
    • ALTEA XL (5P5, 5P8)
      • 2.0 TDI 16V (103kW/140PS)
      • 2.0 TDI (103kW/140PS)
      • 2.0 TDI (125kW/170PS)
      • 2.0 TDI 4x4 (125kW/170PS)
      • 2.0 TDI 4x4 (103kW/140PS)
    • ALHAMBRA VAN (7V8, 7V9)
      • 1.9 TDI (96kW/131PS)
  • FORD
    • GALAXY I (WGR)
      • 1.9 TDI (96kW/130PS)
      • 1.9 TDI (110kW/150PS)
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