DELPHI Lambda zonde ES21091-12B1

Compatible with VW TOURAN (1T3) , VW JETTA IV (162, 163, AV3, AV2) , VW GOLF PLUS V (5M1, 521) Show more info
This DELPHI Lambda zonde, part code ES21091-12B1, is designed for optimal engine performance and fuel efficiency. Ensure your vehicle's emissions are within legal limits with this reliable component.
52.59 EUR
inc. VAT 21%
In stock 7
Delivery 1 day (30.03.2026)
PN ES2109112B1
Make DELPHI
EAN 5012759575666

The DELPHI Lambda zonde, identified by part code ES21091-12B1, plays a critical role in your vehicle's exhaust system. It measures the oxygen content in the exhaust gases, providing essential data to the engine control unit (ECU). By accurately monitoring oxygen levels, the ECU can precisely adjust the air-fuel mixture. This precise control is vital for maximizing fuel combustion efficiency, reducing harmful emissions, and ensuring your vehicle meets environmental standards. Choosing a DELPHI Lambda zonde means opting for quality and durability. This component is engineered to withstand the harsh conditions of the exhaust environment, offering consistent performance and a long service life. Proper functioning of the Lambda zonde is key to maintaining optimal engine health and preventing potential issues related to poor fuel economy or increased pollution.

  • Direct fit for specified applications
  • Ensures accurate air-fuel ratio control
  • Contributes to reduced fuel consumption
  • Helps lower harmful exhaust emissions
  • Manufactured by DELPHI for reliability
  • Part code: ES21091-12B1
  • Designed for durability in exhaust conditions
Cable length [mm]
310
Oxygen sensor
Finger-type lambda sensor
Oxygen sensor
with heating
  • VW
    • TOURAN (1T3)
      • 1.2 TSI (77kW/105PS)
    • JETTA IV (162, 163, AV3, AV2)
      • 1.2 TSI (77kW/105PS)
    • GOLF PLUS V (5M1, 521)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
    • GOLF VI Kabriolets (517)
      • 1.2 TSI (77kW/105PS)
    • GOLF VI (5K1)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
    • BEETLE (5C1, 5C2)
      • 1.2 TSI (77kW/105PS)
    • POLO V (6R1, 6C1)
      • 1.2 TSI (66kW/90PS)
      • 1.2 TSI (77kW/105PS)
    • GOLF VI Variant (AJ5)
      • 1.2 TSI (77kW/105PS)
      • 1.2 TSI (63kW/86PS)
    • CADDY III Lielas ietilpības automobilis (2KB, 2KJ, 2CB, 2CJ)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
    • CADDY III Furgons/minivens (2KA, 2KH, 2CA, 2CH)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
    • BEETLE Kabriolets (5C7, 5C8)
      • 1.2 TSI (77kW/105PS)
    • TOURAN VAN (1T3)
      • 1.2 TSI (77kW/105PS)
  • SKODA
    • ROOMSTER Praktik (5J)
      • 1.2 TSI (63kW/86PS)
    • YETI (5L)
      • 1.2 TSI (77kW/105PS)
    • FABIA II (542)
      • 1.2 TSI (77kW/105PS)
      • 1.2 TSI (63kW/86PS)
    • FABIA II Combi (545)
      • 1.2 TSI (77kW/105PS)
      • 1.2 TSI (63kW/86PS)
    • OCTAVIA II (1Z3)
      • 1.2 TSI (77kW/105PS)
    • OCTAVIA II Combi (1Z5)
      • 1.2 TSI (77kW/105PS)
    • ROOMSTER (5J7)
      • 1.2 TSI (77kW/105PS)
      • 1.2 TSI (63kW/86PS)
    • RAPID Spaceback (NH1)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
    • RAPID (NH3, NK3, NK6)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
  • AUDI
    • A1 Sportback (8XA, 8XF)
      • 1.2 TFSI (63kW/86PS)
    • A3 (8P1)
      • 1.2 TSI (77kW/105PS)
    • A3 Sportback (8PA)
      • 1.2 TSI (77kW/105PS)
    • A1 (8X1, 8XK)
      • 1.2 TFSI (63kW/86PS)
    • A3 Kabriolets (8P7)
      • 1.2 TFSI (77kW/105PS)
  • SEAT
    • ALTEA (5P1)
      • 1.2 TSI (77kW/105PS)
    • ALTEA XL (5P5, 5P8)
      • 1.2 TSI (77kW/105PS)
    • LEON (1P1)
      • 1.2 TSI (77kW/105PS)
    • IBIZA IV ST (6J8, 6P8)
      • 1.2 TSI (77kW/105PS)
    • IBIZA IV (6J5, 6P1)
      • 1.2 TSI (77kW/105PS)
      • 1.2 TSI (63kW/86PS)
    • IBIZA IV SC (6J1, 6P5)
      • 1.2 TSI (77kW/105PS)
      • 1.2 TSI (63kW/86PS)
    • TOLEDO IV (KG3)
      • 1.2 TSI (63kW/86PS)
      • 1.2 TSI (77kW/105PS)
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