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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Exhaust Temperature Sensor Mercedes Sprinter W906 OM646 Diesel A0009050132

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8589665

Oxygen Sensor BMW X3 G01 G30 G31 Lambda Exhaust Catalytic Converter 8589665

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0045423618

Mercedes CL203 Oxygen Sensor Lambda Probe M272 Petrol A0045423618

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 226401704R

Exhaust Temperature Sensor Mercedes W176 W246 OM607 Diesel Engine Filter Wiring

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06K906262Q

Volkswagen Golf VII Audi TT FV 2.0 TFSI Lambda Probe Oxygen Sensor 06K906262Q

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 03C906262T

Audi A3 8P VW Golf Mk6 1.4 TSI CAXC Petrol Engine Lambda Sensor 03C906262T

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8W0906265L

Audi S5 F5 NOX Sensor Lambda Oxygen Probe 2.9 TFSI Left N/S 8W0906265L

€51.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L907805DD

VW Volkswagen Caddy Maxi 2k NOx Lambda Sensor 2.0 TDI Diesel 04L907805DD

€203.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7P5907807B

Porsche Cayenne S 92a NOx Oxygen Lambda Sensor Unit 4.2 Diesel 7P5907807B

€279.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6G9N-5L200-AA-1

Ford Fiesta Mk7 Exhaust Pressure DPF Sensor Exhaust Hoses 6G9N-5L200-AA

€28.95

Free delivery: Nov 10 – 13

If paid before 14:00

Part no. J1B15L216AA

Ford Transit Courier 1.5 TDCI NOx Particle Sensor Control Unit J1B1-5L216-AA

€151.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L906088JP

VW Transporter T6 Crafter II Exhaust Gas Temperature Sensor Diesel 04L906088JP

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 46335939

Fiat Ducato Peugeot Boxer Mk3 NOx Oxygen Sensor 2.2 2.3 Diesel 46335939

€94.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 982971845A

Porsche Boxster Cayman 982 Exhaust Lambda Probe Holder Bracket Mount 982971845A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06E906265N

Audi A4 B7 Volkswagen Touareg Exhaust Oxygen Lambda Probe Sensor 06E906265N

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L906088EN

Volkswagen Transporter T6 2.0 TDI Oxygen Lambda Sensor Exhaust 04L906088EN

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009059414

Mercedes W118 W177 W247 Engine Exhaust Gas Temperature Sensor A0009059414

€66.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8W0906265AQ

Audi A4 B9 NOX Sensor Lambda Oxygen Probe 8W0906265AQ

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06E906262AC

Audi Q3 8U Lambda Sensor Exhaust Oxygen Control Wiring Harness 06E906262AC

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009050912

Mercedes W907 NOX Gas Exhaust Catalyst Temperature Sensor A0009050912

€132.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009056002

Mercedes W205 Lambda Sensor Probe Oxygen Module A0009056002

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0095425718

Mercedes R231 Lambda Sensor Oxygen Probe SL63 AMG Petrol A0095425718

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. GK21-5E145-AC

Ford Transit Custom Mk8 Lambda NOx Oxygen Sensor 2.0 EcoBlue GK21-5E145-AC

€75.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7589968

BMW E90 E91 Lambda Sensor Petrol Exhaust Lambda Probe Sensor Wiring 7589968

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06E906262E

Porsche Cayenne S 92A Lambda Oxygen Sensor 3.0 TFSI 06E906262E

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L906088ES

Volkswagen Sharan Passat B8 Exhaust Gas Temperature Sensor 2.0 TDI 04L906088ES

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4M0906262

Audi A7 4G 3.0 TDI Diesel Lambda Sensor Oxygen Sensor Lambda Probe 4M0906262

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 07C906262BH

Audi A3 8P 1.4 TSI Lambda Sensor Oxygen Sensor Lambda Probe 07C906262BH

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A6229050500

Mercedes W447 Exhaust Gas Hear Exchanger Temperature Sensor Sender A6229050500

€113.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9215951-1

BMW E90 E91 E92 E93 Battery Cable Negative Minus Pole IBS 9215951

€113.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 030906265BH

Volkswagen Polo 6N 1.4 Petrol Lambda Sensor Oxygen Probe 030906265BH

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. F1F19Y460DA

Ford Transit Connect Lambda Oxygen Sensor 1.5 TDCi Diesel F1F1-9Y460-DA

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 07Z906262B

Volkswagen Phaeton Lambda Probe Oxygen Sensor Right O/S 5.0 TDI AJS 07Z906262B

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L906088EL

Volkswagen Caddy Mk4 Exhaust Gas Temperature Sensor 2.0 Diesel 04L906088EL

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L906088FB

VW Tiguan AD1 Exhaust Gas Temperature Sender Sensor 2.0 TDI CUAA 04L906088FB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 0258006713

Ford Fiesta Mk5 Lambda Sensor Exhaust Gas Sensor Probe 2.0 Petrol 0258006713

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4M0906088AM

Audi A6 C8 A7 4K Exhaust Control Gas Temperature Sensor 3.0 TDI 4M0906088AM

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 059906262E

Audi A4 B7 Diesel Line Lambda Probe Oxygen Sensor 059906262E

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0005421700

Mercedes SLK R172 Lambda Sensor Oxygen Probe M276 Petrol A0005421700

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4K0906265B

Audi A4 B9 A5 F5 A6 C8 A7 4K Lambda Probe Sensor 2.0 TDI 4K0906265B

€94.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L906051L

Audi A4 B9 A5 F5 DPF Exhaust Pressure Sensor 2.0 TDI Diesel 04L906051L

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1548748

Ford Transit Mk7 2.4 TDCI DPF Fuel Vapouriser Valve Control Sensor 8C11-9T540-BA

€66.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009058111

NOX Sensor Mercedes W177 W213 C238 X253 OM608 Lambda Oxygen Probe A0009058111

€85.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0095425818

Mercedes SLK R172 Lambda Sensor Oxygen Probe M177 AMG Petrol A0095425818

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8657235

BMW F90 M5 F92 M8 X5 G05 S63M N63M Oxygen Lambda Monitor Sensor Probe 8657235

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. CJ51-9G444-BA

Ford Mondeo Mk5 Lambda Oxygen Sensor 2.0 Hybrid CJ51-9G444-BA

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1697560

Ford Focus Mk3 Exhaust Lambda Oxygen Sensor 1.6 TDCI Diesel Engine AV2Q-9D375-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4M0906088AA

Audi A4 B9 A5 S5 A7 4G8 Q7 4M Exhaust Gas Temperature Sensor Diesel 4M0906088AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0019052900

Temperature Sensor Mercedes W205 W221 Exhaust Gas Lambda Probe A0019052900

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 05L906088BM

Audi A4 B9 A5 F5 Exhaust Gas Temperature Sensor 2.0 TDI Diesel 05L906088BM

€85.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0005421400

Mercedes SLK R172 W205 W213 Lambda Sensor Oxygen Probe M276 Petrol A0005421400

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7560957

BMW Mini Cooper R55 R56 R57 N12 Regulating exhaust lambda probe

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1X43-9F472-AD

Jaguar X-Type X400 Exhaust Lambda Oxygen Sensor 2.5 V6 Petrol 1X43-9F472-AD

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Part no. A0009051613

Exhaust Sensor Mercedes W177 W247 OM654 Gas Temperature Sensor A0009051613

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. CX23-9D375-BA

Jaguar Xf X250 Lambda NoX Oxygen Sensor Probe Sender CX23-9D375-BA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. PZ31-5E145-BC

Ford Transit Custom Mk2 NOx Lambda Sensor 2.0 Diesel PZ31-5E145-BC

€104.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L907805DF

Volkswagen Tiguan 5N Audi Q2 GA NOX Sensor Diesel Lambda Probe 04L907805DF

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. MPLA-5J299-BA

Range Rover Evoque L551 Lambda Probe Oxygen Sensor 2.0 Diesel MPLA-5J299-BA

€118.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 03L906088AT

Volkswagen Caddy 2C Exhaust Temperature Sensor Sender 1.6 TDI CAYE 03L906088AT

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06E906265P

Audi A4 B7 8E Exhaust Lambda Sensor Behind Catalyst 3.2 FSI AUK 06E906265P

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009050332

Gas Temperature Sensor Mercedes W166 OM651 Exhaust Sensor Wiring A0009050332

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 226404367R

Temperature Sensor Mercedes W176 OM607 Diesel Exhaust Flue Sensor 226404367R

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. AE819F472CA

Ford Fiesta Mk7 B-Max Exhaust Lambda Oxygen Sensor Wiring AE81-9F472-CA

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7L0906262C

Porsche Cayenne 9PA Oxygen Lambda Gas Temperature Sensor 4.5 V8 7L0906262C

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8631047

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

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009054714

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

€51.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009052900

Mercedes-Benz S-Class W221 NOX Sensor Lambda Probe Control Unit A0009052900

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 0075426418

Mercedes W205 W246 Lambda Oxygen Sensor Probe Hybrid Engine 0075426418

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 2R83-9G444-AC

Jaguar Xk8 X100 Sonda Lambda Probe Oxygen Sensor Plug 2R83-9G444-AC

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 057906262E

Audi Q7 4L 4.2 TDI Lambda Sensor Oxygen Sensor Lambda Probe 057906262E

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. F1F1-12B591-CB

Ford Transit Focus Mk3 1.5 TDCI Diesel Exhaust Temperature Sensor F1F1-12B591-CB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. JX71-12B591-CA

Ford Focus MK4 Lambda Sensor Exhaust Temp Probe 1.5 TDCi JX71-12B591-CA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06J906262A

Audi Volkswagen Seat Skoda Lambda Oxygen Sensor 06J906262A

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. JK21-5L239-AC-1

Ford Transit Custom NOx Lambda Sensor Oxygen 2.2 EcoBlue JK21-5L239-AC

€146.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 6M51-12B591-CA

Ford Transit Focus Mk3 1.5 TDCI Diesel Exhaust Temperature Sensor 6M51-12B591-CA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 0005428004

Mercedes W205 Oxygen Lambda Sensor Exhaust 0005428004

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1X43-9F472-AC

Jaguar XK8 X100 Sonda Lambda Probe Oxygen Sensor Plug Petrol 1X43-9F472-AC

€51.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06Q131552F

Audi S3 8Y Exhaust Control Line Differential Pressure Sensor 2.0 TFSI 06Q131552F

€66.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8574964

Mini R60 R61 Exhaust Gas Pressure Sensor Pipe Diesel Particulate Filter 8574964

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 022906262BS

VW Passat Audi A4 S Line Petrol 2.0 TFSI BWE Lambda Probe Sensor 022906262BS

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1K0998262

Audi S4 B7 Lambda Probe Oxygen Monitor Sensor 1K0998262

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009059711

Mercedes CLA C118 W177 W247 Exhaust Temperature Sensor M260 Petrol A0009059711

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0005427912

Mercedes C118 W177 M282 Petrol Exhaust Lambda Oxygen Sensor A0005427912

€94.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0035428818

Mercedes W164 W211 W221 OM642 Front NOX Sensor L=615MM SiemensVDO A0035428818

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L906088AC

Audi A3 8V 2.0 TDI Exhaust Gas Temperature Sensor EGT Cable Wiring 04L906088AC

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8R0906262E

Audi A4 B9 2.0 TFSI DEMA Petrol NOX Lambda Sensor Oxygen Sensor 8R0906262E

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 059906088DP

Volkswagen Amarok 2H Exhaust Gas Temperature Sensor 3.0 Diesel DDXE 059906088DP

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8R0906262

Audi A5 8T 2.0 TDI Lambda Sensor Oxygen Sensor 8R0906262

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8478162

BMW G30 LCI G20 G21 G22 G23 G26 G60 G61 Exhaust Gas Temperature Sensor 8478162

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9H2Q-9D375-AA

Land Rover Discovery 4 L319 Lambda Oxygen Sensor 3.0 V6 306DT 9H2Q-9D375-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 03L906088HD

Volkswagen Crafter 2E Temperature Sensor 2.0 Diesel 03L906088HD

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009055202

Exhaust Gas Temperature Sensor Mercedes SLK R172 W205 W212 OM651 A0009055202

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8570233

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7P5907807C

Porsche Cayenne 92A Exhaust NOx Lambda Sensor 4.2 Diesel 7P5907807C

€237.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0005428104

Mercedes W177 Lambda Sensor Downstream Of Catalytic Converter A0005428104

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0075425118

Mercedes W211 W204 S204 Lambda Sensor Front Of Catalytic Converter A0075425118

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 06F906262P

VW Volkswagen Golf 1K 2.0 TSI Petrol Exhaust Lambda Oxygen Sensor 06F906262P

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

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