DELPHI Lambda zonde ES20312-12B1

Compatible with MERCEDES-BENZ A-CLASS (W168) , SMART CITY-COUPE (450) , MERCEDES-BENZ M-CLASS (W163) Show more info
This DELPHI Lambda zonde, part number ES20312-12B1, is designed for optimal performance and reliability. Ensure your vehicle's exhaust system is functioning efficiently.
54.29 EUR
inc. VAT 21%
In stock 10
Delivery 1 day (15.05.2026)
PN ES20312-12B1
Make DELPHI
EAN 5012759388655

The DELPHI Lambda zonde ES20312-12B1 is a critical component for modern vehicle emissions control. It accurately measures the oxygen content in the exhaust gases, providing essential data to the engine control unit (ECU). This feedback allows the ECU to adjust the air-fuel mixture for optimal combustion, leading to improved fuel efficiency and reduced harmful emissions. A properly functioning Lambda zonde is vital for passing emissions tests and maintaining peak engine performance. Crafted with high-quality materials, this DELPHI Lambda zonde is built to withstand the harsh conditions of the exhaust system. Its precise design ensures accurate readings and long-term durability, making it a dependable choice for your vehicle's needs.

  • Direct fit for specified applications
  • Ensures accurate air-fuel ratio control
  • Contributes to reduced emissions
  • Improves fuel efficiency
  • Durable construction for longevity
  • Meets or exceeds original equipment specifications
  • Essential for engine performance and diagnostics
Cable length [mm]
280
Oxygen sensor
Planar type lambda sensor
Oxygen sensor
with heating
  • MERCEDES-BENZ
    • A-CLASS (W168)
      • A 140 (168.031, 168.131) (60kW/82PS)
      • A 160 (168.033, 168.133) (75kW/102PS)
      • A 190 (168.032, 168.132) (92kW/125PS)
      • A 140 (168.031, 168.131) (60kW/82PS)
      • A 210 (168.035, 168.135) (103kW/140PS)
    • M-CLASS (W163)
      • ML 320 (163.154) (160kW/218PS)
      • ML 430 (163.172) (200kW/272PS)
      • ML 500 (163.175) (215kW/292PS)
      • ML 350 (163.157) (180kW/245PS)
      • ML 350 (173kW/235PS)
    • SLK (R170)
      • 200 Kompressor (170.444) (120kW/163PS)
      • 230 Kompressor (170.449) (145kW/197PS)
      • 320 (170.465) (160kW/218PS)
      • 32 AMG Kompressor (170.466) (260kW/354PS)
    • C-CLASS (W203)
      • C 180 (203.035) (95kW/129PS)
      • C 180 Kompressor (203.046) (105kW/143PS)
      • C 200 Kompressor (203.042) (120kW/163PS)
    • C-CLASS Coupe (CL203)
      • C 180 (203.735) (95kW/129PS)
      • C 180 Kompressor (203.746) (105kW/143PS)
      • C 200 Kompressor (203.742) (120kW/163PS)
    • C-CLASS T-Model (S203)
      • C 180 (203.235) (95kW/129PS)
      • C 180 Kompressor (203.246) (105kW/143PS)
      • C 200 Kompressor (203.242) (120kW/163PS)
    • VANEO (414)
      • 1.6 (414.700) (75kW/102PS)
      • 1.6 (414.700) (60kW/82PS)
      • 1.9 (414.700) (92kW/125PS)
    • S-CLASS (W220, V220)
      • S 600, S 600 L (220.176) (368kW/500PS)
      • S 65 AMG, S 65 AMG L (220.179) (450kW/612PS)
    • S-CLASS Coupe (C215)
      • CL 600 (215.376) (368kW/500PS)
      • CL 65 AMG (215.379) (450kW/612PS)
    • VIANO (W639)
      • 3.2 (639.711, 639.811, 639.813) (140kW/190PS)
      • 3.2 (639.713, 639.813, 639.815) (160kW/218PS)
      • 3.7 (639.815) (170kW/231PS)
      • 3.5 (639.811, 639.813, 639.815) (190kW/258PS)
      • 3.7 (639.811, 639.813, 639.815) (165kW/224PS)
    • VITO / MIXTO Furgons (W639)
      • 119 (639.601, 639.603, 639.605) (140kW/190PS)
      • 122 (639.601, 639.603, 639.605) (160kW/218PS)
      • 123 (639.601) (170kW/231PS)
      • 123 (639.601, 639.603, 639.605) (165kW/224PS)
    • VITO Autobuss (W639)
      • 119 (639.701, 639.703, 639.705) (140kW/190PS)
      • 122 (639.701, 639.703, 639.705) (160kW/218PS)
      • 123 (639.701) (170kW/231PS)
      • 123 (639.701, 639.703, 639.705) (165kW/224PS)
    • E-CLASS T-Model (S211)
      • E 280 T (211.254) (170kW/231PS)
      • E 350 T (211.256) (200kW/272PS)
      • E 280 T 4-matic (211.292) (170kW/231PS)
      • E 350 T 4-matic (211.287) (200kW/272PS)
    • E-CLASS (W211)
      • E 280 4-matic (211.092) (170kW/231PS)
      • E 350 4-matic (211.087) (200kW/272PS)
  • SMART
    • CITY-COUPE (450)
      • 0.6 (S1CLB1, 450.331, 450.336) (33kW/45PS)
      • 0.6 (S1CLA1, 450.341) (40kW/55PS)
      • 0.6 (450.352, 450.353) (45kW/61PS)
      • 0.7 (450.330) (37kW/50PS)
      • 0.7 (450.352, 450.353) (45kW/61PS)
      • 0.7 (450.333) (55kW/75PS)
      • 0.6 (450.330, 450.332) (52kW/71PS)
    • CABRIO (450)
      • 0.6 (S1OLA1, 450.441, 450.442, 450.443) (40kW/55PS)
      • 0.6 (S1OLD2, 450.452) (45kW/61PS)
      • 0.7 (450.452, 450.432) (45kW/61PS)
      • 0.7 (450.433) (55kW/75PS)
      • 0.6 (450.432) (52kW/71PS)
    • CROSSBLADE (450)
      • 0.6 (450.418) (52kW/71PS)
    • ROADSTER (452)
      • 0.7 (452.434) (60kW/82PS)
      • 0.7 (452.432) (45kW/61PS)
      • 0.7 Brabus (452.437) (74kW/101PS)
    • ROADSTER Coupe (452)
      • 0.7 (452.334) (60kW/82PS)
      • 0.7 Brabus (452.337) (74kW/101PS)
      • 0.7 (452.332) (45kW/61PS)
    • FORTWO Coupe (450)
      • 0.7 (450.330) (37kW/50PS)
      • 0.7 (450.352, 450.332) (45kW/61PS)
      • 0.7 (450.333) (55kW/75PS)
      • 0.6 (450.332) (45kW/61PS)
    • FORTWO Cabrio (450)
      • 0.7 (450.452) (45kW/61PS)
      • 0.7 (450.433) (55kW/75PS)
      • 0.6 (45kW/61PS)
  • MAYBACH
    • 57 (W240)
      • 5.5 (240.078) (405kW/551PS)
      • S 6.0 (240.079, 240.077) (450kW/612PS)
    • 62 (V240)
      • 5.5 (240.178) (405kW/551PS)
      • S 6.0 (240.179) (450kW/612PS)
      • 6.0 S (240.177) (463kW/630PS)
  • CHRYSLER
    • CROSSFIRE
      • 3.2 (160kW/218PS)
      • SRT-6 (246kW/335PS)
    • CROSSFIRE Roadster
      • 3.2 (160kW/218PS)
      • SRT-6 (246kW/335PS)
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