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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BMW 1 2 3 Series E20 F21 F22 F30 LCI Exhaust Temperature Sensor 8570232

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 7L0907643A-1

Audi Q7 4L Air Conditioning Quality Sensor AUC Control Unit 7L0907643A

€66.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 03L906262A-1

VW Volkswagen Golf 6 Lambda Sensor Oxygen Probe 03L906262A

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 04L906088

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06J906262M

Audi Q3 8U VW Sharan 7N Tiguan 5N Lambda Oxygen Sensor 06J906262M

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8686978

Lambda Sensor BMW F70 F74 U06 U10 U12 Probe Oxygen Monitor 8686978

€32.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 06A906265F

Volkswagen Golf MK4 Lambda Oxygen Sensor Unit 1.8T 06A906265F

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L919529M

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

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06F906262A

Audi A3 S3 8P Volkswagen Golf 1K Oxygen Lambda Sensor Probe 06F906262A

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 8686977

BMW F70 F74 F78 U06 Active Tourer U11 Sonde Lambda Probe Oxygen Sensor 8686977

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7512973

Lambda Probe BMW E65 E66 E67 N62 N73 Petrol Oxygen Sensor Grey 325MM 7512973

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7540168

BMW E60 E63 540i 550i 650i Lambda Sensor Oxygen Exhaust Probe L=550mm 7540168

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 9454704

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

€142.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 059906262B

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 059907807AC

Volkswagen Touareg 7P NOxC3 Sensor Control Unit Probe 3.0 TDI V6 059907807AC

€194.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4G0906088K

Audi A6 C7 Exhaust Gas Temperature Sender Sensor 2.0 Diesel CNHA 4G0906088K

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 07L906262F

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8K0906262F

Audi A4 B9 A5 Petrol Exhaust Lambda Oxygen Sensor 8K0906262F

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 07L906262B

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

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. A0075426418

Lambda Probe Mercedes W204 W205 W213 M278 Petrol Oxygen Sensor A0075426418

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06J906262

Audi TT 8J Petrol Lambda Probe Oxygen Sensor 06J906262

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L906088AD

Temperature Sensor Volkswagen Golf MK7 Audi A3 8V Exhaust Gas 04L906088AD

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

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: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 8W0906265M

Audi A5 F5 SQ5 FY Lambda Oxygen Sensor Exhaust Wiring 8W0906265M

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 06F906262

Volkswagen Golf Mk5 Audi A3 8P Exhaust Lambda Oxygen Sensor 2.0 FSI 06F906262

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. F1FA-9Y460-AA

Ford Transit Connect Lambda Oxygen Sensor 1.0 EcoBoost Petrol F1FA-9Y460-AA

€42.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0051539028

Mercedes W164 Exhaust Gas Temperature Sensor Pipe Line A0051539028

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06J906262K

Lambda Probe Audi Volkswagen Seat 2.0 Petrol Oxygen Sensor 4 PIN 06J906262K

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0071536028

Mercedes W176 W246 OM651 Diesel Exhaust Pressure Sensor DPF A0071536028

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. J1B1-9G444-AD

Ford Transit Connect Lambda Sensor Probe 1.0 EcoBoost Petrol J1B1-9G444-AD

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 1739847

BMW 3 7 Z3 X5 Series E36 E38 E46 E53 Sonda Monitor Lambda Sensor Probe 1739847

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 03L906262F

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L906088BB

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

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06E906265AB

Audi A6 C7 A7 4G Exhaust Lambda Probe Oxygen Sensor 2.8 TFSI CHVA 06E906265AB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009051132

Mercedes R172 OM651 Diesel Exhaust Gas Temperature Sensor A0009051132

€32.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. JB3G-5L248-BB

Ford Ranger Wildtrak Mk6 Lambda Probe Oxygen Sensor Unit 2.0 Diesel JB3G5L248BB

€56.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009057809-2

Exhaust Pressure Sensor Mercedes W177 W246 M260 Petrol DPF A0009057809

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 46355145

Vauxhall Movano C Exhaust NOX Lambda Oxygen Sensor Probe 46355145

€222.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0019053000

Mercedes W204 OM646 Diesel Engine Exhaust Gas Temperature Sensor A0019053000

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 0258017270

Volkswagen Golf Mk6 Sonda Lambda Oxygen Sensor 2.0 TSI 0258017270

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7836394

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

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. A0005421000

Lambda Oxygen Sensor Mercedes ML W166 C207 W212 C218 M276 Turbo A0005421000

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06D906265

Audi A4 B7 2.0 TFSI Petrol Exhaust Oxygen Lambda Probe Sensor 06D906265

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8K0906262

Audi A4 B8 1.8 TFSI Exhaust Lambda Oxygen Sensor Probe 8K0906262

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 04L907805AH

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

€94.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 04L131552BK

Audi A5 8T 2.0 TDI EGR Tube Line Pipe Exhaust Gas Pressure Sensor 04L131552BK

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. 8W0906265AR

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

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06H906262A

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

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. A0065422018

Lambda Sensor Mercedes W204 W212 Oxygen Sensor Lambda Probe A0065422018

€42.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. A0009058800

Mercedes W221 Exhaust Catalytic Converter Oxygen Sensor A0009058800

€23.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. J1B1-9G444-AB

Ford Fiesta Mk8 Lambda Sensor Probe 1.0 EcoBoost Petrol Engine J1B1-9G444-AB

€47.95

Free delivery: Nov 12 – 13

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: Nov 12 – 13

If paid before 14:00

Part no. L8D2-9G444-AB

Land Rover Discovery Sport L550 Lambda Oxygen Sensor 1.5 PHEV L8D2-9G444-AB

€70.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8W0919529P

Audi A4 B9 A5 F5 Exhaust Gas Temperature Lambda Sensor 2.0 TFSI 8W0919529P

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 07L906265

Audi S5 8T 4.2 FSI CAUA Petrol Exhaust Oxygen Lambda Probe Sensor 07L906265

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0005423100

NOX Sensor Mercedes W213 X253 M274 Lambda Oxygen Probe A0005423100

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 0258005109

Range Rover L322 Lambda Probe Oxygen Sensor 4.4 0258005109

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. M8D2-5J299-AB

Land Rover Range Rover Evoque L551 Lambda Oxygen Sensor 2.0 Hybrid M8D2-5J299-AB

€142.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. LR178306

Land Rover Range Rover Evoque L551 Lambda Oxygen Sensor R8D25H310AC

€47.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. MX73-12B591-AA

Range Rover Velar L560 Exhaust Gas Temperature Sensor 2.0 MX73-12B591-AA

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 03L906088N

Audi A3 8P 2.0 TDI Diesel Engine Exhaust Gas Temperature Sensor 03L906088N

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 022906262BE

VW Volkswagen Touareg 7L Lambda Sensor Oxygen Sensor Lambda Probe 022906262BE

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0015405117

Mercedes W220 Oxygen Sensor Lambda Probe A0015405117

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 7513963

BMW E60 E61 E65 X3 E83 Z4 E85 Lambda Monitor sensor L=990MM 7513963

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. FPLA-9D375-AA-1

Range Rover Sport L494 Oxygen Sensor Lambda Probe 3.0 Diesel FPLA-9D375-AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8W0919529B

Audi A6 C8 A8 4N Exhaust Gas Temperature Lambda Sensor 3.0 TFSI 8W0919529B

€85.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06J906262N

Audi Q3 8U VW Tiguan 5N Lambda Probe Wiring Oxygen Sensor Petrol 06J906262

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8946552540

Toyota Yaris Mk2 Lambda Oxygen Sensor Bottom Probe Cable Wiring Plug 8946552540

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 06E906265AA

Audi A6 C7 A7 4G Exhaust Lambda Probe Oxygen Sensor 2.8 TFSI CHVA 06E906265AA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. F1F1-9Y460-DA

Ford Focus Mk3 Transit Connect Mk2 Exhaust Lambda Sensor 1.5 TDCi F1F1-9Y460-DA

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. A0009052709

Mercedes W447 Lambda Oxygen NOX Sensor A0009052709

€70.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 04L906088K

Audi A3 8V 2014 1.6 TDI CRKB Exhaust Gas Temperature Sensor 04L906088K

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 8201000784

Renault Trafic 3 Exhaust Gas Pressure Sensor 1.6 DCI R9M 8201000784

€75.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 226A42850R

Renault Trafic II Opel Vivaro A 2.0 Diesel Lambda Sensor Oxygen Probe 226A42850R

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. JX73-9F472-BB

Land Rover Discovery Sport L550 2.0 Petrol Lambda Oxygen Sensor JX73-9F472-BB

€23.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 4H0906265B

Audi S6 C7 S7 4G Lambda Probe Oxygen Sensor 4 Pin Cyl.1-4 4.0 Petrol 4H0906265B

€28.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 05L906088BR

Audi A5 F5 A4 B9 Q5 FY Diesel Exhaust Gas Temperature Sensor 05L906088BR

€37.95

Free delivery: Nov 12 – 13

If paid before 14:00

Part no. 96516181

Mini Cooper D R55 Clubman R56 W16 Lambda Exhaust Temperature Sensor Probe

€32.95

Free delivery: Nov 12 – 13

If paid before 14:00

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