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.

More information

Find it faster

Match to your vehicle

Make

Audi A6 C7 A7 4G Nox Sensor 3.0 TDI CVUA Diesel 4G0907807S

€170.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8589844

Nox Sensor BMW F20 F21 F22 F23 LCI Lambda Oxygen Probe Diesel 8589844

€47.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 059906088K

Audi A4 B8 A5 8T Q7 4L Exhaust Gas Temperature Sensor 3.0 TDI Diesel 059906088K

€47.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7548961-1

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

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8W0906265T

VW Golf Mk7 GTI Exhaust Gas Temperature Lambda Sensor 2.0 TFSI DLBA 8W0906265T

€66.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L906088DK

Volkswagen Jetta A6 Exhaust Gas Temperature Sensor 04L906088DK

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7539137

BMW Z4 E85 E86 E89 F10 M5 F06 F12 F13 M6 Lambda Oxygen Sensor 7539137

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. MHK500840

Land Rover Range Rover Sport L320 Exhaust Lambda Probe Sensor 4.4 MHK500840

€47.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 03L906088CM

Volkswagen Touran 1T Caddy Mk3 Exhaust Gas Temperature Sensor 03L906088CM

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. KK31-5L248-BA

Ford Transit Connect Mk1 1.8 TDCI Lambda Probe NOX Sensor Control KK31-5L248-BA

€208.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 03G906262G

Audi A6 C6 VW Volkswagen Caddy Lambda Oxygen Probe Exhaust Sensor 03G906262G

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L906088FA

Seat Alhambra 7N Exhaust Gas Temperature Sensor 2.0 TDI 04L906088FA

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. MX73-9D375-AB

Range Rover Velar L560 Lambda Probe Oxygen Sensor 2.0 Diesel MX73-9D375-AB

€42.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. MHK500960

Land Rover Sport L320 L322 Lambda Oxygen Sensor Probe MHK500960

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7589147

BMW F10 F11 F01 F02 Petrol N52N N53 Lambda Sensor Lambda Probe L=410mm 7589147

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009057113

Mercedes W177 Diesel OM654 Exhaust Gas Recirculation Pressure Sensor A0009057113

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 03C906262AH

Audi A1 8X Volkswagen Scirocco Mk3 Oxygen Lambda Probe 1.4 TSI 03C906262AH

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L919529D

VW Volkswagen Tiguan 5N Exhaust Gas Temperature Sensor 2.0 TDI 04L919529D

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8595102

DPF Sensor BMW G20 G30 G12 B57 Diesel Particle Filter Oxygen Probe L=460 8595102

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2464920159

Mercedes W176 W246 DPF Difference Pressure Sensor OM651 CDI A2464920159

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. MB3G-5E145-AC

VW Amarok Mk2 Nox Sensor Engine Lambda Probe Exhaust Diesel Engine MB3G-5E145-AC

€336.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L906051AB

Audi A4 B9 A5 8F A6 C8 2.0 TDI Exhaust DPF Map Pressure Sensor 04L906051AB

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0045420818

Mercedes-Benz W164 W204 W211 W212 W221 Petrol Lambda Sensor Probe A0045420818

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 05L906088F

Skoda Karoq Lambda Sensor Oxygen NOX Probe 2.0 TDI 05L906088F

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04E906262BJ

Lambda Oxygen Sensor Audi A1 8X VW Polo 6R 1.2 Petrol Exhaust Sensor 04E906262DC

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. LK62-5J299-BC

Range Rover Sport L494 Lambda Probe Oxygen Sensor 3.0 Hybrid LK62-5J299-BC

€94.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 95B906265F

Porsche Macan 95B Oxygen Lambda Gas Temperature Sensor 2.9 Petrol 95B906265F

€66.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009054914

Mercedes Sprinter W910 Lambda Oxygen NOX Sensor A0009054914

€94.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6PP00840902

BMW E60 LCI 520d N47 Exhaust Gas Pressure Sensor 6PP00840902

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. AV61-5L200-AB

Ford C-Max Mk2 DPF Exhaust Pressure Sensor Control Unit AV61-5L200-AB

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 0258017016

Mercedes W169 W204 W211 W212 C219 Oxygen Lambda Sensor Exhaust 0258017016

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009058605

Mercedes C207 Exhaust Gas Temperature Sensor A0009058605

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L906088BS

Audi Q3 8U 2.0 TDI Exhaust Gas Temperature Sensor After DPF 04L906088BS

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 059906088CL

Audi A4 B8 A5 8T 3.0 TDI Diesel Exhaust Gas Temperature Sensor 059906088CL

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 05E906051L

Audi A1 GB Q2 GA Q3 F3 1.5 TFSI Air Intake Pressure Sensor 05E906051L

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8W0907807P

Audi A4 B9 A5 F5 Exhaust Temperature NOX Sensor 3.0 TDI DEWB 8W0907807P

€123.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7G91-9D375-AA

Land Rover Freelander 2 2.2 Diesel Lambda Sensor Oxygen Probe 7G91-9D375-AA

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. CC1A-9Y460-AA

Ford Transit Mk7 Lambda Oxygen Sensor Unit 2.2 TDCi Diesel Engine CC1A-9Y460-AA

€56.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 05L907807M

Audi Q2 GA Lambda Sensor Oxygen Sensor Lambda Probe 05L907807M

€175.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L907805DC

VW Volkswagen Passat B8 Lambda Probe NOX Oxygen Sensor 2.0 TDI DFGA 04L907805DC

€104.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 03L906088DP

Volkswagen Transporter T5 Exhaust Gas Temperature Sensor 2.0 TDI 03L906088DP

€51.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 03N919529F

VW Volkswagen Tiguan AD1 Exhaust Gas Temperature Sensor Unit 03N919529F

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7512567

BMW E60 E63 E65 Sensor Sonda Lambda Exhaust Probe Black 7512567

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 06K906262T

VW Volkswagen Scirocco Mk3 Lambda Oxygen Sensor Probe 2.0 Petrol 06K906262T

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 06E906262D

Audi Q3 8U VW Touareg 7P Lambda Sensor Exhaust Oxygen Control Wiring 06E906262D

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 05L907807AN

Audi Q3 F3 2.0 TDI Oxygen NOX Sensor Module Control Unit 05L907807AN

€146.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L906088EB

Audi Q3 8U 2.0 TDI DFUA Exhaust Gas Temperature Sensor Wiring 04L906088EB

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 06E906265AJ

Audi S5 8T A6 C7 Lambda Oxygen Sensor 3.0 TFSI Petrol Exhaust Probe 06E906265AJ

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 059906088AT

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

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 05C906262D

Seat Ibiza Mk5 V Audi A1 GB Lambda Oxygen Sensor Petrol Engine 05C906262D

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0015403817

Mercedes-Benz A-Class W168 Lambda Oxygen Sensor Probe Petrol A0015403817

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8514730

BMW 3 5 X6 Series F10 F30 F31 E71 N57 N57N Temperature Sensor Exhaust 8514730

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009057809

Exhaust Pressure Sensor Mercedes W177 W246 M260 Petrol DPF A0009057809

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009059601

Mercedes W906 Sonda Lambda Oxygen Nox Sensor A0009059601

€99.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7L0906262F

Porsche Cayenne 9PA Oxygen Lambda Gas Temperature Sensor 4.5 V8 7L0906262F

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009055002

Mercedes W176 W177 W205 W212 Exhaust Pressure Sensor Petrol A0009055002

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009053009-1

Mercedes Sprinter W907 W910 OM651 NOX Sensor Lambda Oxygen Probe A0009053009

€42.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0015406017

Mercedes W163 W210 R170 C215 Exhaust Oxygen Lambda Probe Sensor A0015406017

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 1406622

Lambda Sensor BMW M3 E46 Z4 M3 E85 E86 Z3M E36 Petrol S54 L= 935 mm 1406622

€23.95

Free delivery: Sep 11 – 14

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 11 – 14

If paid before 14:00

Part no. 8570231

BMW Mini Cooper D F55 F56 Exhaust Temperature Sensor L=720 8570231

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. GK31-12B591-AB

Ford Transit Mk8 Exhaust Gas Temperature Sensor 2.0 Diesel GK31-12B591-AB

€51.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009050905

Mercedes GLE 250 W166 Diesel OM651 Temperature Sensor Catalytic Converter

€37.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. MX73-12B591-AB

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

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 057906051H

Audi RS3 8V DPF Differential Pressure Control Sensor 057906051H

€66.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L906051J

Audi Q2 GA Exhaust Gas Pressure Sensor 1.6 TDI DGTE 04L906051J

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A2114404805

Mercedes W211 C219 Exhaust Temperature Sensor Particulate Filter A2114404805

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009052106

Mercedes Vito W447 OM651 Exhaust Gas Temperature Sensor A0009052106

€42.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 8571783

BMW G20 G21 G30 G31 G11 G12 B57 Diesel Exhaust Gas Pressure Sensor 8571783

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. GJ32-9D375-AB

Land Rover Discovery L550 2.0 Diesel Lambda Probe Oxygen Sensor GJ32-9D375-AB

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A4159057800

Mercedes Citan W415 109 CDI NOx Sensor 1.5 Diesel OM608 227903512R

€113.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7545243

BMW E81 E90 Sonda Monitor Lambda Sensor Probe L=470MM 7545243

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 6Q0820539

Audi A4 B8 Air Conditioning Heater A/C Temperature Sensor Unit 6Q0820539

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L906088DJ

Volkswagen VW Scirocco Mk3 Exhaust Gas Temperature Sensor Wiring 04L906088DJ

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L907805BF

Volkswagen Crafter Mk2 NOX Oxygen Sensor Lambda Probe Diesel DAUA 04L907805BF

€89.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009052012

NOX Sensor Mercedes C117 W247 OM654 Lambda Oxygen Probe A0009052012

€66.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. M8D2-12B591-AA

Range Rover Evoque L551 Front Exhaust Gas Temp Sensor M8D2-12B591-AA

€47.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A4159057900

Mercedes Citan W415 109 CDI NOx Sensor 1.5 Diesel OM608 227903290R

€113.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009056804

Mercedes W204 W205 W212 OM651 Exhaust Gas Temperature Sensor A0009056804

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. M8D2-12B591-CA

Range Rover Evoque L551 Rear Exhasut Gas Temp Sensor M8D2-12B591-CA

€32.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 07K906265C

Audi RS3 8V 2.5 TFSI DNWA Lambda Sensor 4 Pin 07K906265C

€94.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 7530290

Lambda Probe Holder BMW E81 E87 E90 E91 N46 Bracket Petrol 7530290

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 05L906051A

Audi A4 B9 Q5 FY A6 C8 A7 C8 Exhaust Gas Pressure Sensor 2.0 TDI 05L906051A

€37.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 059906088CT

Porsche Macan 95B Diesel Exhaust Gas Temperature Sensor 3.0 TDI 059906088CT

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 03L906262E

Skoda Fabia Mk3 VW Polo Mk5 Seat Ibiza IV Lambda Sensor Probe 1.6 TDi 03L906262E

€37.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L906088JR

Volkswagen Transporter T6 2.0 TDI Exhaust Gas Temperature Sensor 04L906088JR

€42.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 99660616801

Porsche 911 996 Carrera Lambda Oxygen Sensor 3.6 Petrol 99660616801

€89.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 04L906262AB

VW Volkswagen Caddy Maxi 2k Nox Sensor Nitrogen Oxide Sensor 2.0 TDI 04L906262AB

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 03L906262S

Volkswagen Transporter T6 Camper T5 Oxygen Lambda Sensor TDI 03L906262S

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 06A919529

Audi TT 8N 1.8T Exhaust Gas Temperature Sensor 06A919529

€265.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0005427612

Mercedes W177 Lambda Oxygen Sensor Control M282 Petrol A0005427612

€70.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 03L906262R

Audi A3 8V TT FV VW Golf Mk7 Lambda Sensor Oxygen Sensor Lambda Probe 03L906262

€51.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0005421600

Mercedes A238 M276 Petrol Exhaust Lambda Probe Oxygen Sensor A0005421600

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 06H906265A

Audi A4 B8 Exhaust Oxygen Lambda Sensor Catalytic Unit 1.8 2.0 Petrol 06H906265A

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 03L906088BH

Audi Volkswagen Seat Skoda Exhaust Gas Temperature Sensor 03L906088BH

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 06A906262D

Audi TT 8N A3 8L Exhaust Lambda Oxygen Sensor 1.8 T Petrol 06A906262D

€28.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. A0009055010

Mercedes C207 W212 M276 V6 Petrol Engine NOx Lambda Sensor A0009055010

€189.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. 06E906265AE

Audi A4 B8 A5 8T Exhaust Lambda Probe Oxygen Sensor 3.0 TFSI 06E906265AE

€23.95

Free delivery: Sep 11 – 14

If paid before 14:00

Part no. L1BA-5L200-AB

Ford Fiesta Mk8 DPF Pressure Sensor Control Unit 1.5 Petrol Engine L1BA-5L200-AB

€37.95

Free delivery: Sep 11 – 14

If paid before 14:00

...

Showing 298-396 of 1049 products