DELPHI Lambda zonde ES21121-12B1

Compatible with FORD FOCUS C-MAX (DM2) , FORD FOCUS II (DA_, HCP, DP) , FORD FOCUS II Turnier (DA_, FFS, DS) Show more info
Ensure optimal engine performance and fuel efficiency with this high-quality Lambda zonde from DELPHI. Designed for reliable operation and accurate readings.
36.18 EUR
inc. VAT 21%
In stock 4
Delivery 1 day (15.05.2026)
PN ES21121-12B1
Make DELPHI
EAN 5012759575963

The DELPHI Lambda zonde, part code ES21121-12B1, is engineered to precisely measure the oxygen content in your vehicle's exhaust gases. This critical data allows the engine control unit (ECU) to adjust the air-fuel mixture for optimal combustion. Proper functioning of the Lambda zonde is essential for maintaining good fuel economy and reducing harmful emissions. A faulty zonde can lead to increased fuel consumption, poor engine performance, and illuminated check engine lights. This DELPHI Lambda zonde is built to meet stringent quality standards, ensuring durability and consistent performance. Trust DELPHI for components that contribute to your vehicle's overall health and efficiency.

  • Direct fit for specified applications
  • Measures oxygen content in exhaust
  • Optimizes air-fuel mixture
  • Improves fuel efficiency
  • Reduces harmful emissions
  • Ensures reliable engine operation
  • Durable construction for longevity
  • DELPHI quality and performance
Cable length [mm]
373
Oxygen sensor
Planar type lambda sensor
Oxygen sensor
with heating
  • FORD
    • FOCUS C-MAX (DM2)
      • 1.6 (74kW/100PS)
    • FOCUS II (DA_, HCP, DP)
      • 1.6 (74kW/100PS)
      • 1.4 (59kW/80PS)
    • FOCUS II Turnier (DA_, FFS, DS)
      • 1.4 (59kW/80PS)
      • 1.6 (74kW/100PS)
    • FOCUS II Sedans (DB_, FCH, DH)
      • 1.4 (59kW/80PS)
      • 1.6 (74kW/100PS)
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