Lambda probes and O2 sensors
More informationAt Global Parts, we offer a wide selection of original used car parts, including lambda sensors and O2 sensors for many popular car brands such as BMW, Mini, Mercedes, Audi, Volkswagen, and others. Our lambda sensors and O2 sensors undergo quality control to ensure you receive a top-quality product.
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Part no. 872674
Oxygen Sensor Mini Cooper One R50 R52 R53 Exhaust Lambda 0872674
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€23.95
€22.75
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Part no. 7576673
BMW F10 F12 Mini Cooper S R56 LCI N18 Exhaust Lambda Sensor Probe 7576673
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€23.95
€22.75
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Part no. A0035426918
Mercedes W164 W169 W203 W204 W211 Lambda Oxygen Sensor Probe A0035426918
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€23.95
€22.75
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Part no. A0009056503
Mercedes W213 OM654 Diesel Exhaust Pressure Sensor DPF A0009056503
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€23.95
€22.75
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Part no. 7548961-2
Mini Cooper 2 R55 R56 R57 R58 Exhaust Lambda Monitor Probe 7548961
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€22.75
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Part no. 7548961
Mini Cooper R55 R56 R57 R58 Exhaust Lambda Monitor Probe 7548961
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€22.75
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Part no. A0035427018
Lambda Probe Mercedes ML GL Class W164 W169 Oxygen Sensor A0035427018
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€22.75
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Part no. A0009054009
Mercedes Sprinter W906 OM651 Diesel Exhaust Temperature Sensor A0009059207
€42.95
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Part no. 8580408
BMW F20 F21 F30 F31 LCI Mini F56 F57 Nox Sensor Diesel 8580408
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€56.95
€48.41
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Part no. A0075421618
Mercedes W176 W204 W205 W212 W221 W906 Lambda Oxygen Sensor Probe A0075421618
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€23.95
€22.75
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Part no. 8570234
BMW 1 2 3 Series F20 F21 F22 F30 LCI Exhaust Temperature Sensor 8570234
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€22.75
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Part no. 226408209R
Temperature Sensor Mercedes W176 OM607 Renault Kangoo Diesel Exhaust 226408209R
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€23.95
€22.75
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Part no. 7806254
Exhaust Temperature Sensor BMW E60 E61 E87 LCI E90 N47 Exhaust Wiring 7806254
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€23.95
€22.75
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Part no. 7548961-1
Exhaust Oxygen Sensor Mini Cooper R55 R56 R57 R58 Lambda Probe 7548961
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€22.75
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Part no. 8589104
BMW F20 F21 F30 F31 LCI Diesel Oxygen Sensor Lambda L=540 8589104
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€32.95
€28.01
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Part no. 7848486
BMW 3 4 Series F80 M3 F82 M4 Lambda Monitor Sensor L=690MM 7848486
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€56.95
€48.41
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Part no. 7548961-3
Exhaust Oxygen Sensor Mini Cooper R55 R56 R57 R58 Lambda Probe 7548961
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€23.95
€22.75
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Part no. 7795044
BMW Mini Cooper D R55 Clubman R56 W16 Lambda Exhaust Temperature Sensor Probe
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€32.95
€28.01
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Part no. 8507629
BMW F30 F32 LCI 330d 430d N57N Exhaust Temperature Sensor 8507629
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€22.75
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Part no. 7791592
BMW 3 5 X3 Series E60 E83 F30 Exhaust Catalytic Converter Oxygen Sensor 7791592
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€28.95
€24.61
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Part no. 7805758
BMW E90 E91 LCI F10 F20 F21 F22 F30 Differential Pressure Sensor 7805758
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€23.95
€22.75
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Part no. 07C906262BH
Audi A3 8P 1.4 TSI Lambda Sensor Oxygen Sensor Lambda Probe 07C906262BH
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€23.95
€22.75
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Part no. A0009050805
DPF Sensor Mercedes X253 OM651 Particulate Filter Temperature Sensor A0009050805
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€42.95
€25.77
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Part no. A0071536128
Mercedes W204 W203 W169 W212 W245 W906 Exhaust Pressure Sensor DPF A0071536128
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€28.95
€24.61
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Part no. 7539126
BMW 5 6 7 Series E60 E61 E64 E65 450MM Sensor Lambda Probe Grey Petrol 7539126
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€23.95
€22.75
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Part no. 1433940
BMW E46 E60 E61 E65 M52 M54 Lambda Probe Sensor Petrol Engine 1433940
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€23.95
€22.75
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Part no. 226404367R
Temperature Sensor Mercedes W176 OM607 Diesel Exhaust Flue Sensor 226404367R
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€23.95
€22.75
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Part no. A0009057113
Mercedes W177 Diesel OM654 Exhaust Gas Recirculation Pressure Sensor A0009057113
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€32.95
€28.01
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Part no. A0025400617
Mercedes W203 Petrol Lambda Oxygen Sensor Probe A0025400617
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€23.95
€22.75
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Part no. A0071536028
Mercedes W176 W246 OM651 Diesel Exhaust Pressure Sensor DPF A0071536028
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€23.95
€22.75
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Part no. 7804369
Exhaust Lambda Probe BMW E60N E61N E81 E81 E87 E90 E91 N47 Oxygen Sensor 7804369
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. 226403788R
Mercedes W176 OM607 1.5 Diesel Exhaust Gas Temperature Sensor 226403788R
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. A0009050608
Mercedes W205 X253 W447 W906 Lambda Oxygen Nox Sensor A0009050608
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€99.95
€59.97
Free delivery: Jul 17 – 22
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Part no. 7526262
BMW F01 F10 F11 Z4 E89 Monitor Sensor Lambda Probe Petrol 7526262
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. 03L906262A
VW Volkswagen Golf 6 Lambda Sensor Oxygen Probe 03L906262A
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€32.95
€28.01
Free delivery: Jul 17 – 22
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Part no. 227701177R
Mercedes W176 Exhaust Pressure Sensor DPF Particulate Filter Sensor 227701177R
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. 7539137
BMW Z4 E85 E86 E89 F10 M5 F06 F12 F13 M6 Lambda Oxygen Sensor 7539137
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. 7558055
Exhaust Lambda Probe BMW E60 E87 E90 E91 Exhaust Sensor Wiring 7558055
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. A6519050300
Pressure Sensor Mercedes W177 W247 Diesel OM654 Exhaust Gas DPF A6519050300
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€32.95
€28.01
Free delivery: Jul 17 – 22
If paid before 14:00
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Part no. 7798486
BMW E60 E61 X5 E70 X6 E71 X3 E83 E91 E92 Exhaust Temperature Sensor 7798486
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. A0009056804
Mercedes W204 W205 W212 OM651 Exhaust Gas Temperature Sensor A0009056804
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€28.95
€24.61
Free delivery: Jul 17 – 22
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Part no. 8631049
BMW F20 F21 F30 F31 LCI Petrol Oxygen Sensor Exhaust Lambda 8631049
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. 7791600
BMW E60 E63 E87 E90 Lambda Probe Exhaust Oxygen Sensor 7791600
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. A0009056404
Mercedes W212 OM651 Diesel Exhaust Gas Temperature Sensor A0009056404
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. 8589813
Mini F54 F55 F56 F57 F60 Temperature Sensor Probe L=720 Exhaust 7543312
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. 7848482
BMW 3 4 Series F80 M3 F82 F83 M4 Lambda Probe Oxygen Monitor Sensor 7848482
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€37.95
€32.26
Free delivery: Jul 17 – 22
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Part no. A0015403717
Mercedes W168 Vaneo W414 Lambda Oxygen Sensor Probe Petrol A0015403717
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. F1F19Y460DA
Ford Transit Connect Lambda Oxygen Sensor 1.5 TDCi Diesel F1F1-9Y460-DA
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€28.95
€24.61
Free delivery: Jul 17 – 22
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Part no. F1F1-12B591-CB
Ford Transit Focus Mk3 1.5 TDCI Diesel Exhaust Temperature Sensor F1F1-12B591-CB
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€32.95
€28.01
Free delivery: Jul 17 – 22
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Part no. 7512975
BMW X3 E46 E83 N42 N46 Regulating Lambda Probe Petrol 7512975
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€23.95
€22.75
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Part no. A0009058111
NOX Sensor Mercedes W177 W213 C238 X253 OM608 Lambda Oxygen Probe A0009050208
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€89.95
€76.46
Free delivery: Jul 17 – 22
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Part no. 8570229
Mini F54 F55 F56 F60 Diesel B37 Oxygen Sensor Exhaust L=850 Lambda 8570229
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. 03L906088AJ
VW Volkswagen Golf 6 1.6 TDI Exhaust Gas Temperature Sensor 03L906088AJ
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. A0009051206
Mercedes C253 Diesel OM651 Exhaust Gas Temperature Sensor A0009051206
€56.95
Free delivery: Jul 17 – 22
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Part no. 059906051C
VW Audi Skoda Exhaust Pressure Sensor DPF Particulate Filter Sensor 059906051C
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€23.95
€22.75
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Part no. 7848487
BMW F80 M3 F82 F83 M4 Lambda Probe Oxygen Monitor Sensor 7848487
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€47.95
€40.76
Free delivery: Jul 17 – 22
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Part no. 226401632R
Exhaust Temperature Sensor Mercedes W176 W246 OM607 Diesel Engine Filter Wiring
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€28.95
€24.61
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Part no. 7599942
BMW 1 3 Series F20 F21 F30 Sonda Monitor Lambda Sensor Probe L=710MM 7599942
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€28.95
€24.61
Free delivery: Jul 17 – 22
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Part no. 8570125
Mini F54 F55 F56 Exhaust Catalytic Converter Oxygen Sensor 8570125
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. 04L906051J
Audi Q2 GA Exhaust Gas Pressure Sensor 1.6 TDI DGTE 04L906051J
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€23.95
€22.75
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Part no. 226A42850R
Renault Trafic II Opel Vivaro A 2.0 Diesel Lambda Sensor Oxygen Probe 226A42850R
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€28.95
€24.61
Free delivery: Jul 17 – 22
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Part no. 7848483
BMW F80 M3 F82 F83 M4 Lambda Probe Oxygen Monitor Sensor 7848483
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€51.95
€44.16
Free delivery: Jul 17 – 22
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Part no. 8659884
Mini Cooper F55 F56 F60 Regulating Lambda Probe Petrol Engine 8659884
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. A0009059005
Mercedes W176 OM651 Diesel Exhaust Gas Temperature Sensor A0009059005
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€47.95
€40.76
Free delivery: Jul 17 – 22
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Part no. 7798472
BMW X3 E83 2.0d Exhaust Cat Converter Temperature Sensor 7798472
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€28.95
€24.61
Free delivery: Jul 17 – 22
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Part no. 9454710
BMW F40 F45 X1 F48 Mini F55 F56 F57 F60 Lambda Sensor Oxygen Probe 9454710
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. A0035427118
Mercedes W203 C209 Lambda Oxygen Sensor Probe A0035427118
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€23.95
€22.75
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Part no. 8572800
Mini Cooper F54 F55 F56 F57 F60 Oxygen Sensor Exhaust L=430 Lambda 8572800
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€42.95
€36.51
Free delivery: Jul 17 – 22
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Part no. 03L906262K
Audi A4 B8 Lambda Sensor Oxygen Sensor Lambda Probe Diesel Engine TDI 03L906262K
€23.95
Free delivery: Jul 17 – 22
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Part no. 226A41733R
Renault Trafic III NOX Exhaust Lambda Oxygen Sensor 226A41733R
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€23.95
€22.75
Free delivery: Jul 17 – 22
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Part no. 8579129
BMW X5 F15 Exhaust Oxygen Lambda Sensor Wiring L=600 25d 25dX B47 8579129
€94.95
Free delivery: Jul 17 – 22
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Part no. 8W0906088B
Audi A4 B9 A5 S5 F5 Exhaust Gas Temperature Sensor 2.0 TDI DETA 8W0906088B
€23.95
Free delivery: Jul 17 – 22
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Part no. A0071536728
Exhaust Temperature Sensor Mercedes W204 W212 OM651 Diesel Engine A0071536728
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€23.95
€22.75
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Part no. 06Q131552E
Audi S3 8Y Exhaust Control Line Differential Pressure Sensor 2.0 TFSI 06Q131552F
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€113.95
€96.86
Free delivery: Jul 17 – 22
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Part no. 7512985
BMW E87 E90 E91 120i 320i N46 Sensor Lambda Probe Grey Petrol 7512985
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€23.95
€22.75
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Part no. 1K0998262AD
Audi A1 S1 8X A4 S4 8H TT 8J Lambda Probe Sensor 2.0 TDI CBBB Diesel 1K0998262AD
€23.95
Free delivery: Jul 17 – 22
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Part no. 057906262H
Porsche Cayenne 92A Exhaust Lambda Oxygen Sensor 4.2 TDI Diesel 057906262H
€23.95
Free delivery: Jul 17 – 22
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Part no. 4G0906088Q
Audi A6 C7 A7 4G Exhaust Gas Temperature Sensor 3.0 TDI CVUA 4G0906088Q
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€32.95
€28.01
Free delivery: Jul 17 – 22
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Part no. 8200406337
Renault Trafic Vauxhall Vivaro Lambda Sensor Exhaust Control Unit 8200406337
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€28.95
€24.61
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Part no. 057906262G
Porsche Cayenne 92A Exhaust Lambda Oxygen Sensor 4.2 TDI Diesel 057906262G
€23.95
Free delivery: Jul 17 – 22
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Part no. 4G0906088AF
Audi A6 C7 A7 4G Exhaust Gas Temperature Sensor 3.0 TDI CVUA 4G0906088AF
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€47.95
€40.76
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Part no. A0019052900
Temperature Sensor Mercedes W205 W221 Exhaust Gas Lambda Probe A0019052900
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€42.95
€36.51
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Part no. 227701177R-3
Mercedes W176 W447 Exhaust Pressure Sensor DPF OM626 Diesel 227701177R
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€56.95
€34.17
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Part no. 022906265C
Audi TT 8N 3.2 VR6 Quattro Lambda Probe Sensor Post Catalyst Cyl 4-6 022906265C
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€56.95
€48.41
Free delivery: Jul 17 – 22
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Part no. 05L907807AF
Audi Q3 F3 Oxygen NOX Sensor Module Control Unit 2.0 TDI 05L907807AF
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€123.95
€74.37
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Part no. 4G0906088AJ
Audi A7 4G Lambda Probe Exhaust Gas Sensor Diesel Engine CVUA 4G0906088AJ
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€23.95
€22.75
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Part no. 5298429
Ford Fiesta Mk7 Exhaust Gas Temperature Sensor ST 1.6 EcoBoost D2BA-6G004-AA
€23.95
Free delivery: Jul 17 – 22
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Part no. 058905379
Audi TT 8N Air Conditioning Heater A/C Temperature Sensor Unit 058905379
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€23.95
€22.75
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Part no. 04L906088EM
VW Volkswagen Tiguan 5n Exhaust Temperature Sensor Sender DFHA 04L906088EM
€23.95
Free delivery: Jul 17 – 22
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Part no. MB3G-12B591-DB
VW Amarok Mk2 Exhaust Gas Temperature Lambda Sensor 3.0 TDI MB3G-12B591-DB
€99.95
Free delivery: Jul 17 – 22
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Part no. A0009050713
Temperature Sensor Mercedes W205 W223 C253 Exhaust Gas Control A0009050713
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€37.95
€32.26
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Part no. A0009050332
Gas Temperature Sensor Mercedes W166 OM651 Exhaust Sensor Wiring A0009050332
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€23.95
€22.75
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Part no. A0019053000
Mercedes W204 OM646 Diesel Engine Exhaust Gas Temperature Sensor A0019053000
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€32.95
€28.01
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Part no. 7544654
Lambda Sensor BMW E60 E61 523i 525i Monitor Sensor L= 430MM PETROL N52 7544654
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€22.75
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Part no. 04L906088CC
Volkswagen Tiguan 5N Exhaust Gas Temperature Sensor DFGA DFHA DFGC 04L906088CC
€23.95
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Part no. A0009056704
Temperature Sensor Mercedes W176 W246 Diesel Exhaust Gas A0009056704
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€28.95
€24.61
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Part no. 04L906262M
Volkswagen Tiguan 5N Exhaust Oxygen Lambda Probe D Sensor 2.0 Diesel 04L906262M
€23.95
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Part no. 8657235
BMW F90 M5 F92 M8 X5 G05 S63M N63M Oxygen Lambda Monitor Sensor Probe 8657235
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€47.95
€40.76
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Part no. LR125273
Range Rover Sport L494 Lambda Oxygen Sensor 3.0 Diesel Engine LK62-9D375-AA
€70.95
Free delivery: Jul 17 – 22
If paid before 14:00
Original lambda sensors and O2 sensors – precise exhaust emission control
A wide selection of probes and sensors for BMW, Audi, Mercedes, MINI, Volkswagen and others
Lambda sensors and O2 sensors are essential components of the exhaust system that monitor oxygen levels in exhaust gases, supporting efficient fuel combustion and the reduction of harmful emissions. Their proper operation is necessary to meet emission standards and ensure optimal engine performance. In the Global Parts automotive store, you will find a wide selection of used car parts, including lambda sensors and O2 sensors, ideal for brands such as BMW, Audi, Mercedes, Volkswagen, Mini, and many others.
What functions do lambda sensors and O2 sensors perform?
Lambda sensors and O2 sensors perform key functions in a vehicle's exhaust system:
- Measuring oxygen levels in exhaust gases – Lambda sensors analyze the oxygen content in exhaust gases, providing data to the engine control unit.
- Regulating the air-fuel mixture – Based on sensor measurements, the engine control unit adjusts the fuel and air proportions, ensuring optimal combustion.
- Reducing exhaust emissions – Lambda sensors support the operation of the catalytic converter, helping to reduce the emission of harmful substances.
- Monitoring catalytic converter performance – Lambda sensors placed after the catalytic converter monitor its efficiency, reporting any potential faults. In practice, lambda sensors are divided into narrowband sensors (voltage changes in the range of 0.1–0.9 V) and wideband sensors (providing detailed data over a wider measurement range). Wideband O2 sensors are used in newer Audi and BMW models, among others, as they allow for more precise control of the fuel dose. These differences are important when matching parts – using the wrong sensor can result in engine performance errors.
Construction and purpose of lambda sensors and O2 sensors
Lambda sensors and O2 sensors are sensors mounted in the exhaust system, most often before and after the catalytic converter. Their task is to read the oxygen content in the exhaust gases and transmit a signal to the engine control unit. A typical component consists of a measuring part, a threaded body, a cable, and an electrical connector. Depending on the car version, the number of wires, plug type, and signal characteristics vary.
Comparison of lambda sensor and O2 sensor types
| Sensor type | Typical number of wires | Operating position | What to check before purchase |
|---|---|---|---|
| Narrowband | 1–4 | Mainly older petrol systems | OEM number, plug type, cable length, position before or after the catalytic converter |
| Wideband | 5–6 | Newer petrol engines and some diesels | Signal type, ECU compatibility, OEM part number, and interchangeable numbers |
| Diagnostic sensor after catalytic converter | Depends on version | Section after the catalytic converter | Mounting location, connector type, compatibility with exhaust system and engine version |
Why is it worth taking care of lambda sensors and O2 sensors?
Damage or wear of lambda sensors and O2 sensors can lead to problems with engine efficiency and exhaust emissions. Typical symptoms of failure include:
- Power loss and rough engine operation – A faulty lambda sensor can cause incorrect adjustment of the air-fuel mixture.
- Increased fuel consumption – Improper lambda sensor operation can lead to a richer fuel mixture, increasing fuel consumption.
- Higher exhaust emissions – Faulty lambda sensors can disrupt the operation of the catalytic converter, causing an increase in harmful emissions.
- Dashboard errors – Problems with lambda sensors are often signaled by the "check engine" light. The typical lifespan of lambda sensors is between 80,000 and 160,000 km, depending on the manufacturer and operating conditions. O2 sensors are exposed to high temperatures (up to 900°C) and contact with fuel residues, which is why replacing them at the right time is important for both ecology and driving economy. Correctly matching the sensor by VIN or model specification guarantees compatibility with the given car's exhaust system. At Global Parts, we offer used car parts, including used lambda sensors and O2 sensors that have undergone detailed quality tests.
The importance of the sensor signal for engine and exhaust system operation
The lambda sensor signal is used for real-time correction of the air-fuel mixture composition. When the reading is incorrect, the control unit may supply a mixture that is too rich or too lean, which affects engine smoothness, fuel consumption, and the effectiveness of exhaust purification. The O2 sensor works not only with the ECU but also with components such as catalytic converters or EGR valves and parts. Therefore, during diagnostics, it is worth looking at the entire system, not just a single error code stored in the control unit's memory.
How to choose the right lambda sensors and O2 sensors?
When choosing lambda sensors and O2 sensors, pay attention to several key aspects:
- Compatibility with the vehicle model – Every exhaust system has its specific technical requirements. In the Global Parts automotive store, you will find lambda sensors and O2 sensors perfectly matched to BMW, Audi, Mercedes, Volkswagen, Mini, and others.
- Type of lambda sensor – Ensure that the selected sensor matches your system (one-, two-, three-, or four-wire).
- Technical condition – Used lambda sensors and sensors should be free from mechanical and electrical damage, and their cables should be in good condition.
Selection by OEM number, connector, and mounting location
Selecting a lambda sensor involves comparing the OEM part number, fuel type, number of pins, and mounting location in the vehicle. The same make and model may have different sensor versions depending on the engine, year, emission standard, and whether the component operates before or after the catalytic converter. For parts such as a BMW E87 116i lambda sensor, it is worth comparing the manufacturer's marking, cable length, and plug version. When choosing a component like a BMW E60 530d lambda sensor, compatibility with the diesel system and the mounting position relative to diesel particulate filters is also important if the specific car version is equipped with one.
Cooperating elements and installation practice
The lambda sensor socket is a threaded point in the exhaust system where the sensor responsible for oxygen measurement is screwed in. During installation, it is necessary to check the condition of the thread, cable routing, distance from hot components, and connector compatibility with the car's wiring harness. If you are looking for a component such as an Audi A4 B8 temperature sensor, you should also compare the connector, seating location, and OEM number, as similar matching principles apply to several cooperating sensors in the exhaust system electronics. Diagnostic support can be found in our guide Used automotive electronics on board – why is it worth choosing second-hand ECU modules and sensors?, which discusses selection by VIN and equipment compatibility.
Why choose used lambda sensors and O2 sensors?
Used car parts, such as lambda sensors and O2 sensors, are a practical solution that allows for savings while maintaining high quality. By choosing used lambda sensors and O2 sensors, you gain:
- Lower costs – Used components are significantly cheaper than new ones but offer equally high quality.
- Ecology – Recycling car parts supports environmental protection and reduces waste.
- Wide selection – In our store, you will find lambda sensors and O2 sensors for the most popular car brands. It is worth noting that many O2 sensors in the Global Parts offer come from premium brand cars, where original parts are known for their high durability. This allows customers to count on excellent fitment for their model and full compliance with factory parameters. This makes purchasing such components an economical and technically safe solution.
How to take care of lambda sensors and O2 sensors?
To ensure lambda sensors and O2 sensors work reliably for a long time, it is worth following a few rules:
- Regularly check the condition of lambda sensors during exhaust system diagnostics, especially if the "check engine" light appears.
- Use high-quality fuel to reduce the amount of deposits and contaminants in the exhaust system.
- Replace lambda sensors according to the manufacturer's recommendations or in case of visible signs of failure.
- If replacement is necessary, at Global Parts you will find suitable used parts for the exhaust system.
FAQ
| Question | Answer |
|---|---|
| What is the construction and purpose of lambda sensors and O2 sensors? | Lambda sensors and O2 sensors are measuring elements mounted in the exhaust system, most often in the manifold, exhaust pipe, or near the catalytic converter. A typical sensor consists of a body with a thread, a measuring part, a cable, and an electrical connector. Their purpose is to read the oxygen content in exhaust gases and transmit data to the engine control unit. Depending on the version, they can operate as control or diagnostic sensors. |
| What are lambda sensors and O2 sensors used for? | Lambda sensors and O2 sensors are used to control exhaust gas composition and correct the air-fuel mixture. Thanks to them, the control unit can maintain proper combustion, reduce fuel consumption, and support the effective operation of the catalytic converter. Their operation also affects idle stability and engine response to load. Incorrect readings can cause emission errors, poorer dynamics, and problems with exhaust system diagnostics. |
| What role does the lambda sensor socket play? | The lambda sensor socket is a threaded mounting point made in an exhaust system component. It serves to stably seat the sensor in a place where exhaust flow allows for accurate oxygen content measurement. Its condition is important for connection tightness, proper tightening, and the safety of the sensor cable. A damaged thread or improper cable positioning can hinder installation and subsequent service. |
| How to choose the right lambda sensor for a specific car? | It is best to compare the OEM part number, interchangeable numbers, fuel type, and mounting location before or after the catalytic converter. It is also worth checking the plug type, number of wires, and compatibility with the engine version. If the car has several equipment variants, verification by VIN will be helpful. |
| What symptoms indicate a problem with a lambda sensor or O2 sensor? | Most often, rough engine operation, higher fuel consumption, poorer throttle response, and a "check engine" light appear. There may also be an increase in exhaust emissions and errors related to mixture correction or catalytic converter efficiency. Symptoms should be confirmed by computer diagnostics and live parameter monitoring. |
| What should be paid attention to when installing a used lambda sensor? | Before installation, you must check the condition of the thread, cable, shield, and electrical connector. It is also important to route the harness correctly away from very hot components and match the part to the specific mounting position. If necessary, it is also worth checking the cooperating exhaust system gaskets: tightness and engine efficiency. |
Summary: lambda sensors and O2 sensors at the Global Parts automotive store
Lambda sensors and O2 sensors are key exhaust system components that ensure optimal fuel combustion and control exhaust emissions. The Global Parts offer includes used components matched to many engine versions and many car models from brands such as Mercedes, Audi, BMW, and others. When choosing, it is worth comparing the OEM number, fuel type, mounting location, and compatibility with exhaust system equipment to select the right part for the specific vehicle configuration. We invite you to contact us – we are here to help! For more information and interesting facts, we also invite you to visit our automotive blog.