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.

Lambda probes and O2 sensors

At 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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Porsche 718 Cayman Boxster 982 Oxygen Lambda Sensor 2.0 2.5 Petrol 9A260619300

€75.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. MX73-5J299-AB

Land Rover Range Rover Velar L560 Lambda Oxygen Sensor 2.0 Diesel MX73-5J299-AB

€275.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. LR125273

Range Rover Sport L494 Lambda Oxygen Sensor 3.0 Diesel Engine LK62-9D375-AA

€70.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 03L906262Q

Audi Q3 8U 2.0 TDI CUWA Lambda Sensor 03L906262Q

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 04L906088DN

VW Volkswagen Tiguan 5n Exhaust Temperature Sensor 2.0 TDI 04L906088DN

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7548961-3

Exhaust Oxygen Sensor Mini Cooper R55 R56 R57 R58 Lambda Probe 7548961

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0071536028

Mercedes W176 W246 OM651 Diesel Exhaust Pressure Sensor DPF A0071536028

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0085427018

Mercedes W204 W212 Lambda Sensor Exhaust Probe Left N/S M276 Petrol A0085427018

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 06K906262CF

Volkswagen Golf 5G Lambda Sensor Oxygen Sensor Probe 06K906262CF

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 05E906262H

Audi Q2 GA Lambda Oxygen Exhaust Sensor Probe Cable 05E906262H

€51.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 04L907805L

Audi Q3 8U 2.0 TDI CUWA Exhaust NOX Lambda Oxygen Sensor 04L907805L

€56.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. MX73-5J299-BB

Land Rover Range Rover Velar L560 Lambda Oxygen Sensor 2.0 Diesel MX73-5J299-BB

€165.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 04E906262BG

Volkswagen Golf Mk7 Audi A3 8V Petrol Lambda Oxygen Sensor 1.2 TSI 04E906262BG

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8589104

BMW F20 F21 F30 F31 LCI Diesel Oxygen Sensor Lambda L=540 8589104

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8631047

BMW F20 F21 F30 F31 LCI Petrol Oxygen Sensor Exhaust Lambda 8631047

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059906262B

Audi Q7 4L Volkswagen Touareg Lambda Oxygen Sensor Probe Cable Diesel 059906262B

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 022906265A

Audi TT 8N 3.2 VR6 Quattro Lambda Probe Sensor Pre Catalyst Cyl 4-6 022906265A

€61.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 223214742R

Renault Trafic III Opel Vivaro B Exhaust Pressure Sensor Pipe Hose 223214742R

€137.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 04L906088

Audi A3 8V 2.0 TDI Exhaust Gas Temperature Sensor EGT 04L906088

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0009058604

Mercedes GLE 250 AM Diesel Exhaust Gas Temperature Sensor A0009058604

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7518495

BMW 5 7 Series E60 E61 E65 E66 Regulating Lambda Probe M54 Petrol 7518495

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0045422218

Mercedes SLK R171 Lambda Sensor Oxygen Probe Petrol A0045422218

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. F1FA-9Y460-EA

Ford Fiesta Mk8 Lambda Oxygen Sensor Probe 1.0 EcoBoost Petrol F1FA-9Y460-EA

€51.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 03C906262A

Volkswagen Golf Plus 5M Lambda Oxygen Sensor Probe 1.6 FSI BLF Petrol 03C906262A

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059906088DR

Audi A6 C8 Q7 4M Diesel Exhaust Gas Temperature Sensor 3.0 TDI 059906088DR

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 9454704

BMW F36 G20 G22 G80 G82 LCI Lambda Probe Sensor Petrol 9454704

€142.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 04L919529M

Volkswagen Crafter Sy Transporter 7H Exhaust Gas Temperature Sensor 04L919529M

€47.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 04L906088EA

Audi Q3 8U 2.0 TDI CUWA Exhaust Gas Temperature Sensor 04L906088EA

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7561410

BMW 1 3 5 6 7 Series E60 E65 E81 E87N E90 E91 Lambda Probe Sensor Black Petrol

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 07L906262F

Audi A8 D3 Exhaust Gas Temperature Lambda Probe Oxygen Sensor 07L906262F

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0071539528

Mercedes W204 W211 Exhaust Gas Temperature Sensor A0071539528

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8572800

Mini Cooper F54 F55 F56 F57 F60 Oxygen Sensor Exhaust L=430 Lambda 8572800

€42.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 07L906262B

Audi A8 D3 Exhaust Gas Temperature Lambda Probe Oxygen Sensor 07L906262B

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8570233

Mini F54 F55 F56 F57 F60 Temperature Sensor L=940 Exhaust 8570233

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8631049

BMW F20 F21 F30 F31 LCI Petrol Oxygen Sensor Exhaust Lambda 8631049

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 04L906262AH

VW Volkswagen Crafter Sy SC S7 Lambda Oxygen Probe Sensor 2.0 Diesel 04L906262AH

€56.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7805606

BMW 3 Series E90 E91 E92 F30 F31 LCI Temperature Sensor Exhaust 7805606

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7585924

Lambda Probe Bracket BMW E87 LCI E90 E91 E92 N43 Support Holder 7585924

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. LR113308

Range Rover Sport L494 Upper Nox Sensor Mount Bracket Holder KPLA-12A610-AC

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. LK62-12B591-CC

Range Rover Sport L461 Exhaust Gas Temp Sensor 3.0 LK62-12B591-CC

€70.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7835884

BMW 5 6 Series E60 M5 E63 E64 M6 Lambda Probe Cable Bracket 7835884

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. EB3G-12B591-FB

Ford Ranger T6 TKE 3.2 TDCI Exhaust Gas Temperature Sensor EB3G-12B591-FB

€70.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 06F906265

Audi S5 8T Exhaust Lambda Probe Oxygen Sensor 06F906265

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8W0906265AQ

Audi A4 B9 NOX Sensor Lambda Oxygen Probe 8W0906265AQ

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2054408405

Mercedes W205 Lambda NOx Oxygen Right O/S Adapter Cable Sensor A2054408405

€94.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. MX73-5J299-AC

Land Range Rover Velar L560 Lambda Probe Sensor NOX Trap Front MX73-5J299-AC

€75.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. MX73-5J299-BC

Land Range Rover Velar L560 Lambda Probe NOX Trap Temperature MX73-5J299-BC

€75.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8W0906265AC

Audi A5 F5 Q5 FY Lambda Probe Oxygen Monitor Sensor 8W0906265AC

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 06F906262N

Lambda Sensor Audi A4 B8 A5 8F 2.0 TFSI Exhaust Oxygen Control 06F906262N

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 04L906088BB

Volkswagen Passat B8 Golf 5G Exhaust Gas Temperature Sender Sensor 04L906088BB

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7526262

BMW F01 F10 F11 Z4 E89 Monitor Sensor Lambda Probe Petrol 7526262

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7836451

BMW 5 6 Series E60 M5 E63 E64 M6 Lambda Monitor Sensor L=370MM 7836451

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 070906262B

Audi A4 B8 3.0 TDI Lambda Probe Oxygen Sensor 070906262B

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 03G906262A

Audi A3 8P 1.9 TDI Lambda Oxygen Exhaust Sensor Probe Cable Diesel 03G906262A

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 03L906262F

VW Volkswagen Transporter T5 Lambda Sensor Oxygen Probe 2.0 TDI 03L906262F

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059906088Q

Audi A4 B8 3.0 TDI Diesel Exhaust Gas Temperature Sensor 059906088Q

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 05L907807BB

Audi A2 GA 2.0 TDI DTTC Oxygen NOX Sensor Module Control Unit 05L907807BB

€94.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0005428104

Mercedes W177 Lambda Sensor Downstream Of Catalytic Converter A0005428104

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7599942

BMW 1 3 Series F20 F21 F30 Sonda Monitor Lambda Sensor Probe L=710MM 7599942

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059906088CP

Audi A4 B8 A6 C7 A7 4G Exhaust Gas Temperature Sensor 3.0 TDI Diesel 059906088CP

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8509030

BMW 3 5 Series E90 LCI F10 330d 530d N57 Diesel Oxygen Sensor Lambda 8509030

€37.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8570125

Mini F54 F55 F56 Exhaust Catalytic Converter Oxygen Sensor 8570125

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 1405324

BMW Z3M E36 E46 M3 Exhaust Oxygen Sensor L=750MM 1405324

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8611294

BMW 1 3 Series F20 F21 F30 LCI Petrol Oxygen Sensor Exhaust Lambda 8611294

€42.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059906051E

Audi A6 C7 A7 4G DPF Exhaust Pressure Sensor Unit Diesel 3.0 TDI 059906051E

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0009052709

Mercedes W447 Lambda Oxygen NOX Sensor A0009052709

€70.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 0258017270

Volkswagen Golf Mk6 Sonda Lambda Oxygen Sensor 2.0 TSI 0258017270

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. MX73-12B591-CC

Land Range Rover Velar L560 Lower Exhaust Gas Temperature Sensor MX73-12B591-CC

€51.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 46355145

Vauxhall Movano C Exhaust NOX Lambda Oxygen Sensor Probe 46355145

€222.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7595353

BMW F20 F21 F30 Mini R56 Petrol Engine Regulating Lambda Probe 7595353

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. H1BA-9G935-AB

Ford Transit Courier Kuga Mk2 Lambda Oxygen Sensor 1.5 Diesel H1BA-9G935-AB

€37.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0009057809-1

Exhaust Pressure Sensor Mercedes W177 W246 M260 Petrol DPF A0009057809

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8W0906265S

Lambda Sensor Audi A4 B9 A5 F5 45 TFSI Oxygen Sensor Lambda Probe 8W0906265S

€47.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0009054714

NOx Sensor Mercedes W213 W447 W910 Oxygen Lambda Sensor Diesel OM654 A0009054714

€51.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0065422018

Lambda Sensor Mercedes W204 W212 Oxygen Sensor Lambda Probe A0065422018

€42.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. M8D2-12B591-CB

Range Rover Evoque L551 Rear Exhasut Gas Temperature Sensor M8D2-12B591-CB

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 4M0907807BC

Audi Q7 4M Q8 Mk1 VW Touareg Mk3 NOX Lambda Oxygen Sensor 4M0907807BC

€175.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8W0906261C

Audi S5 F5 Oxygen Lambda NOX Sensor Unit 3.0 TDI Diesel Engine 8W0906261C

€132.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059907807L

VW Volkswagen Touareg 7P Exhaust Nox Sensor 3.0 TDI Diesel Engine 059907807L

€218.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 0075426418

Mercedes W205 W246 Lambda Oxygen Sensor Probe Hybrid Engine 0075426418

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8W0907807Q

Audi S5 F5 Oxygen Lambda NOX Sensor Unit 3.0 TDI Diesel Engine 8W0907807Q

€113.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 06H906262A

Audi A5 8T Engine Exhaust Oxygen Lambda Sensor Catalytic 06H906262A

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8W0906265AR

Audi A6 C8 A7 4K Q7 4M Lambda Probe Oxygen Sensor 8W0906265AR

€47.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. MPLA-5J299-BB

Range Rover Evoque L551 Lambda Oxygen Sensor 2.0 Diesel Electric MPLA-5J299-BB

€85.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 04L907805AH

Volkswagen Tiguan Mk2 Exhaust Oxygen Lambda NOx Sensor 2.0 Diesel 04L907805AH

€94.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7555006

BMW 1 3 Series E88 E90 E91 E92 E93 Lambda Probe Cable Bracket 7555006

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0009053705

Mercedes W906 Gas Exhaust Temperature Sensor A0009053705

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A2114404805

Mercedes W211 C219 Exhaust Temperature Sensor Particulate Filter A2114404805

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 03E906262C

VW Polo Audi A4 B8 Skoda Fabia NOX Sensor Lambda Oxygen Probe 03E906262C

€28.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 0005428004

Mercedes W205 Oxygen Lambda Sensor Exhaust 0005428004

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. A0051539028

Mercedes W164 Exhaust Gas Temperature Sensor Pipe Line A0051539028

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 227701177R-3

Mercedes W176 W447 Exhaust Pressure Sensor DPF OM626 Diesel 227701177R

€56.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 1371593

Ford Focus Mk2 ST Engine Knock Sensor Unit 2.5 6M5G-12A699-AA

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 04L906088DS

Audi Q3 8U 2.0 TDI CUWA Exhaust Gas Temperature Sensor 04L906088DS

€37.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059906051A

Audi A4 B8 A6 C6 DPF Exhaust Pressure Sensor Unit Diesel TDI 059906051A

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 8W0919519C

Audi A4 B9 A5 F5 A6 C8 Exhaust Gas Temperature Sensor 2.0 Hybrid 8W0919519C

€47.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 7836394

BMW 5 6 Series E60 M5 E63 E64 M6 Regulating Lambda Probe 620MM 7836394

€32.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. MX73-12B591-BA

Range Rover Velar L560 Exhaust Gas Temperature Sensor Unit MX73-12B591-BA

€42.95

Free delivery: Sep 24 – 29

If paid before 14:00

Part no. 059906088AT-1

Audi A5 8T Exhaust Gas Temperature Sensor 3.0 TDI CCWA Diesel 059906088AT

€23.95

Free delivery: Sep 24 – 29

If paid before 14:00

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