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

€279.95

Free delivery: Aug 7 – 10

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: Aug 6 – 10

If paid before 14:00

Part no. 04L906088JP

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

€37.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. FPLA-9D375-AA

Range Rover Evoque L538 Oxygen Sensor Lambda Probe FPLA-9D375-AA

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 06E906265N

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

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 04L906088EN

Volkswagen Transporter T6 2.0 TDI Oxygen Lambda Sensor Exhaust 04L906088EN

€56.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. A0009059414

Mercedes W118 W177 W247 Engine Exhaust Gas Temperature Sensor A0009059414

€66.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 8W0906265AQ

Audi A4 B9 NOX Sensor Lambda Oxygen Probe 8W0906265AQ

€32.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. A0009050912

Mercedes W907 NOX Gas Exhaust Catalyst Temperature Sensor A0009050912

€132.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. A0095425718

Mercedes R231 Lambda Sensor Oxygen Probe SL63 AMG Petrol A0095425718

€56.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 7589968

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

€28.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 06E906262E

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

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 04L906088ES

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

€37.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. A6229050500

Mercedes W447 Exhaust Gas Hear Exchanger Temperature Sensor Sender A6229050500

€113.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 05L907807J

VW Volkswagen Golf Cd1 NOx Oxygen Probe Sensor 2.0 TDI DTSB Diesel 05L907807J

€66.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 030906265BH

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

€23.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. 04L906088EL

Volkswagen Caddy Mk4 Exhaust Gas Temperature Sensor 2.0 Diesel 04L906088EL

€23.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. A0005421700

Mercedes SLK R172 Lambda Sensor Oxygen Probe M276 Petrol A0005421700

€56.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 8513997

BMW F10 F20 F22 F30 F32 Diesel B47 Bracket Sensor Holder Exhaust Probe 8513997

€23.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. A0009058111

NOX Sensor Mercedes W177 W213 C238 X253 OM608 Lambda Oxygen Probe A0009050208

€89.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. A0095425818

Mercedes SLK R172 Lambda Sensor Oxygen Probe M177 AMG Petrol A0095425818

€56.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. A0019052900

Temperature Sensor Mercedes W205 W221 Exhaust Gas Lambda Probe A0019052900

€42.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. DOX1707

VW Volkswagen Lambda Finger Probe Oxygen Sensor Denso DOX-1707

€28.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. A0005421400

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

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 7560957

BMW Mini Cooper R55 R56 R57 N12 Regulating exhaust lambda probe

€32.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 04L907805DF

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

€37.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. A0009050332

Gas Temperature Sensor Mercedes W166 OM651 Exhaust Sensor Wiring A0009050332

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 226404367R

Temperature Sensor Mercedes W176 OM607 Diesel Exhaust Flue Sensor 226404367R

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 7L0906262C

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

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 8631047

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

€28.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 06K906262AT

Audi A3 8V S3 2.0 TFSI DJHA Exhaust Lambda Oxygen Sensor 06K906262AT

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 021906262B

Volkswagen Seat Audi Oxygen Sensor Lambda Probe 021906262B 0258007057

€28.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. F1F1-12B591-CB

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

€32.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 03C906262Q

Volkswagen Golf Mk5 Lambda Probe Oxygen Sensor 1.4 TSI BMY BLG 03C906262Q

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 03L906088DR

Audi A4 B8 A5 8T Diesel Exhaust Gas Temperature Sensor After DPF 03L906088DR

€37.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 06J906262A

Audi Volkswagen Seat Skoda Lambda Oxygen Sensor 06J906262A

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 0005428004

Mercedes W205 Oxygen Lambda Sensor Exhaust 0005428004

€28.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. 8574964

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

€23.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. A0005427912

Mercedes C118 W177 M282 Petrol Exhaust Lambda Oxygen Sensor A0005427912

€94.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. 8R0906262

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

€23.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. 03L906088HD

Volkswagen Crafter 2E Temperature Sensor 2.0 Diesel 03L906088HD

€42.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 8570233

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

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 7P5907807C

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

€237.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. A0005425912

Mercedes W118 W177 W206 W236 W247 Oxygen Lambda Sensor Exhaust A0005425912

€89.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. A0005428104

Mercedes W177 Lambda Sensor Downstream Of Catalytic Converter A0005428104

€28.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. A0075425118

Mercedes W211 W204 S204 Lambda Sensor Front Of Catalytic Converter A0075425118

€28.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. 04L906262AD

Skoda Superb 3V Audi Q3 8U 2.0 TDI Diesel Lambda Probe NOX Sensor 04L906262AD

€37.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 03L906088BK

Audi A1 8X Diesel Engine Exhaust Gas Temperature Sensor Control 03L906088BK

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 070906262B

Audi A4 B8 3.0 TDI Lambda Probe Oxygen Sensor 070906262B

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 04L907805BQ

Volkswagen Tiguan 5N Golf Mk 7.5 Diesel NOX Sensor Lambda Probe 04L907805BQ

€104.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 059906088Q

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

€28.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 8582024-1

NOx Sensor BMW F22 F23 LCI X5 F15 X6 F16 Lambda Oxygen Probe 8582024

€66.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. A0009057115

Mercedes W205 Exhaust Temperature Sensor A0009057115

€89.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 06F906265

Audi S5 8T Exhaust Lambda Probe Oxygen Sensor 06F906265

€28.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 1743994

Lambda Sensor BMW Z4 E36 E46 M3 S54 Petrol Oxygen Exhaust Control Unit 1743994

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 7787941

BMW X3 F25 Air Filter Heating Element Silencer Intake Unit 28dX 7787941 USA

€32.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 045906262

VW Volkswagen Polo 9N 1.4 TDI Lambda Sensor Oxygen Probe 045906262

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. MB3G-5L216-CA

VW Volkswagen Amarok NF Exhaust Nox Sensor 3.0 TDI Diesel Engine MB3G-5L216-CA

€279.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 04L906088DQ

Audi A3 8V VW Golf Mk7 Nox Oxygen Lambda Gas Temperature Sensor 04L906088DQ

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 4G0907807S

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

€170.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 7P5906262A

Porsche Cayenne Turbo 92A Lambda Oxygen Sensor 4.8 4852 Petrol 7P5906262A

€23.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. 04L906088DK

Volkswagen Jetta A6 Exhaust Gas Temperature Sensor 04L906088DK

€23.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. 03L906088CM

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

€32.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. 03L906262A

VW Volkswagen Golf 6 Lambda Sensor Oxygen Probe 03L906262A

€32.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 03G906262G

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

€32.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 04L906088FA

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

€32.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. MHK500960

Land Rover Sport L320 L322 Lambda Oxygen Sensor Probe MHK500960

€28.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. A0009057113

Mercedes W177 Diesel OM654 Exhaust Gas Recirculation Pressure Sensor A0009057113

€32.95

Free delivery: Aug 7 – 10

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: Aug 7 – 10

If paid before 14:00

Part no. 04L919529D

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

€23.95

Free delivery: Aug 7 – 10

If paid before 14:00

Part no. 8595102

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

€32.95

Free delivery: Aug 7 – 10

If paid before 14:00

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