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

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

PLN 94.95

Part no. 8058646

BMW X3 F97 M X4 F98 M S58 Oxygen Sensor Exhaust Lambda Probe L=640MM 8058646

PLN 237.95

Part no. 8582024-1

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

PLN 284.95

Part no. 7587129-1

BMW E60 E61 E63 E64 E90 E91 E92 LCI NOX Sensor Petrol N53 7587129

PLN 427.95

Part no. 8657235

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

PLN 208.95

Part no. 7589146

Lambda Sensor BMW F10 F11 F01 F02 Petrol N52N N53 Lambda Probe L=575mm

PLN 142.95

Part no. 8570115

Lambda Probe Bracket BMW F10 F30 F31 F36 N57N Support Holder 8570115

PLN 46.95

Part no. 8508071

BMW F10 F11 F01N F02N E70N F15 E71 F16 Exhaust Temperature Sensor 8508071

PLN 61.95

Part no. 8570829

Lambda Probe Bracket BMW F10 LCI G20 G21 G30 Oxygen Sensor Mount Holder 8570829

PLN 46.95

Part no. 8570232

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

PLN 66.95

Part no. 8644371-1

BMW F20 F21 F30 LCI F32 Exhaust Lambda Oxygen Sensor Petrol 8644371

PLN 170.95

Part no. 1406622

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

PLN 94.95

Part no. 7794634

BMW E60 E61 E90 E91 LCI F10 Lambda Probe Oxygen Sensor Control Unit 7794634

PLN 46.95

Part no. 7539136

BMW F01 F02 F03 Rolls-Royce Ghost RR4 Wraith RR5 N74 V12 Lambda Sensor 7539136

PLN 237.95

Part no. 8573895

BMW F20 F21 LCI Diesel B37 Exhaust Heat Temperature Sensor Probe 8573895

PLN 47.95

Part no. 1743994

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

PLN 94.95

Part no. 7787941

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

PLN 142.95

Part no. 8579129

BMW X5 F15 Exhaust Oxygen Lambda Sensor Wiring L=600 25d 25dX B47 8579129

PLN 569.95

Part no. 7530318

BMW Z4 Series E85 Exhaust Lambda Monitor Sensor Probe 765MM 7530318

PLN 61.95

Part no. 7589136

BMW F01 F02 F10 F11 F80 M3 F82 F83 M4 Holder Bracket Lambda Probe 7853964

PLN 80.95

Part no. 7589147

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

PLN 151.95

Part no. 7848482

BMW 3 4 Series F80 M3 F82 F83 M4 Lambda Probe Oxygen Monitor Sensor 7848482

PLN 85.95

Part no. 7589968

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

PLN 94.95

Part no. 8490145

BMW G11 G30 G31 LCI G20 G21 Diesel Exhaust Gas Temperature Sensor 8490145

PLN 108.95

Part no. 9215951-1

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

PLN 379.95

Part no. 8659971

Lambda Sensor BMW G20 G21 G30 G31 Exhaust Oxygen Sensor Cable Probe 8659971

PLN 61.95

Part no. 7521705

BMW 5 6 7 Series E60 E63 E64 E65 E66 Sensor Lambda Probe Grey Petrol 7521705

PLN 94.95

Part no. 9454704

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

PLN 522.95

Part no. 8596276

BMW G20 G21 G30 G31 G11 Diesel Exhaust Gas Temperature Sensor 8596276

PLN 85.95

Part no. 7645875

Lambda Sensor BMW F20 F21 F30 F31 LCI Diesel Oxygen Probe Sensor L=550MM 7645875

PLN 66.95

Part no. 7506531

BMW E46 Exhaust Lambda Monitor Sensor Probe 7506531

PLN 121.95

Part no. 3413464

BMW X3 Series E83 M54 2.5i 3.0i Exhaust Lambda Probe Sensor 3413464

PLN 85.95

Part no. 1742051

BMW E36 E38 E39 Lambda Sensor Probe 580MM M52 M54 M62 M73 Petrol Engine 1742051

PLN 108.95

Part no. 7843161

Lambda Probe Bracket BMW F10 M5 F12 M6 Manifold Sensor Support Holder 7843161

PLN 94.95

Part no. 7530282

BMW E87 E90 E91 120i 320i N46 Sensor Lambda Probe Black 7530282

Product currently unavailable

Part no. 7512985

BMW E87 E90 E91 120i 320i N46 Sensor Lambda Probe Grey Petrol 7512985

Product currently unavailable

Part no. 7587130

Lambda Oxygen Sensor BMW E81 E87 LCI E90 E91 E92 E93 Petrol N43 NOx 7587130

Product currently unavailable

Part no. 7530287

BMW E87 E90 116i 316i N45 Regulating Lambda Probe Sensor 7530287

Product currently unavailable

Part no. 1742050

BMW X3 X5 E39 E46 E53 E60 E61 E65 Regulating Lambda Probe 1742050

Product currently unavailable

Part no. 7587130-2

BMW E81 E87 LCI E90 E91 E92 E93 Nox Sensor Petrol N43 7587130

Product currently unavailable

Part no. 7836452

BMW 5 6 Series E60 M5 E63 M6 Temperature Sensor Exhaust Manifold 7836452

Product currently unavailable

Part no. 7809158

BMW 3 5 X5 Series E60 LCI E70 E90 E91 M57N2 Exhaust Temperature Sensor 7809158

Product currently unavailable

Part no. 8582069

BMW G11 G12 Diesel Exhaust Valve Actuator Flap Drive 8582069

Product currently unavailable

Part no. 7823854

Lambda Probe Bracket BMW F10 F20 F30 N47S1 Plug Support Holder 7823854

Product currently unavailable

Part no. 8576469

Nox Sensor BMW X5 F15 F30 E70 Exhaust Probe SCR Emision Sensor Module 8576469

Product currently unavailable

Part no. 7809157

BMW E60 E61 X5 E70 X6 E71 X3 E83 E91 E92 M57 Exhaust Temperature Sensor 7809157

Product currently unavailable

Part no. 8593852

Lambda Sensor BMW G11 G20 G30 Oxygen Sensor Exhaust Lambda Diesel 8593852

Product currently unavailable

Part no. 7809153

Temperature Sensor BMW E60 E83 E90 E92 Exhaust Gas Sensor Wiring Cable 7809153

Product currently unavailable

Lambda Probe Bracket BMW F20 F21 F30 F32 N20 Oxygen Sensor Mount Holder 7607834

-9%

Part no. 7607834

Lambda Probe Bracket BMW F20 F21 F30 F32 N20 Oxygen Sensor Mount Holder 7607834

Product currently unavailable

Part no. 7587130-1

NOx Sensor BMW E81 E87 LCI E90 E91 E92 E93 Oxygen Sensor Petrol N43 7587130

Product currently unavailable

Part no. 7516149

BMW E65 E66 E67 Sensor Lambda Probe Black L= 620MM Petrol 7516149

Product currently unavailable

Part no. 8689863

BMW X3 G01 Lambda Probe Sensor Oxygen Nox Monitor 8689863

Product currently unavailable

Part no. 7580517

NOx Sensor BMW E81 E87 LCI E90 E91 E92 Exhaust Petrol N43 7580517 7587127

Product currently unavailable

Part no. 7540167

BMW E60 E61 E63 E64 E86 Lambda Sensore Oxygen Probe L=950mm 7540167

Product currently unavailable

Part no. 7576908

BMW E60 LCI E61 LCI E63 LCI E64 LCI E90 NOx Sensor Probe Petrol 330i N53 7576908

Product currently unavailable

Part no. 1405324

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

Product currently unavailable

Part no. 8579973

BMW G20 G21 G30 G31 G32 Diesel Exhaust Gas Pressure Sensor 8579973

Product currently unavailable

Part no. 7557758

Lambda Probe BMW X5 E70 3.0si N52N Exhaust Oxygen Sensor Cable Wiring 7557758

Product currently unavailable

Part no. 8589846

Exhaust NOx Sensor BMW X5 F15 F20 F21 LCI N47 N57 B47 Diesel L=915MM 8589846

Product currently unavailable

Part no. 7590402

BMW F10 F11 Exhaust Gas Temperature NOX Lambda Probe Sensor N53 Petrol 7590402

Product currently unavailable

Part no. 8490146

BMW G20 X3 G01 X4 G02 G22 G30 LCI Diesel Exhaust Gas Temperature Sensor 8490146

Product currently unavailable

Part no. 8589844

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

Product currently unavailable

Part no. 8058648

BMW X3 M F97 X4 M F98 S58 Sonda Monitor Lambda Sensor Probe L=950MM 8058648

Product currently unavailable

Part no. 8594553

NOX Sensor BMW G20 G21 G30 G31 X5 G05 Lambda Oxygen Probe 8594553

Product currently unavailable

Part no. 8689862

BMW X1 G01 G20 G21 Petrol Engine Exhaust Oxygen Lambda Probe Sensor 8689862

Product currently unavailable

Part no. 7795166

BMW 1 3 5 Series E60 E87 E90 M57N M47N2 Exhaust Temperature Sensor 7795166

Product currently unavailable

Part no. 7567909

BMW 3 5 Series E90 E91 E92 E60 LCI E61 LCI F10 Temperature Sensor Exhaust

Product currently unavailable

Part no. 8594553-1

NOX Sensor BMW G20 G21 G30 G31 X5 G05 Lambda Oxygen Probe 8594553

Product currently unavailable

Part no. 7796850

BMW E90 Exhaust Gas Temperature Sensor 7796850

Product currently unavailable

Part no. 8490431

BMW G30 G32 GT LCI G20 G21 X5 G05 NOX Sensor Lambda Probe Exhaust Oxygen 8490431

Product currently unavailable

Part no. 8576471

BMW E90 F07 F15 F16 F30 M57N2 N47N N57N Exhaust NOX Sensor L=915MM 8576471

Product currently unavailable

Part no. 7926310

Lambda Sensor BMW G20 G21 G30 B57P Oxygen Sensor Exhaust Lambda Diesel 7926310

Product currently unavailable

Part no. 8514019

BMW F20 F21 F30 F31 LCI B47 Diesel Exhaust Gas Pressure Sensor 8514019

Product currently unavailable

Part no. 7587130-4

NOx Sensor BMW E81 E87 LCI E90 E91 E92 Petrol N43 Control Unit 7587130 5WK96621K

Product currently unavailable

Part no. 3441868

BMW X3 E83 LCI 3.0sd M57N2 Lambda Sensor Oxygen Probe 3441868

Product currently unavailable

Part no. 8582026

NOX Sensor BMW G20 G21 G30 G31 Lambda Oxygen Probe 8582026

Product currently unavailable

Part no. 7548283

Lambda Probe Bracket BMW E81 E87 E90 E91 E92 Petrol Support Holder 7548283

Product currently unavailable

Part no. 1427884

BMW E38 E39 Petrol Oxygen Sensor Exhaust Lambda 1427884

Product currently unavailable

Part no. 8582026-1

NOX Sensor BMW G20 G21 G30 G31 G32 GT G11 Lambda Oxygen Probe 8582026

Product currently unavailable

Part no. 7809155

Temperature Sensor BMW E60 E61 E65 X3 E83 M57N2 Exhaust Gas 7795175

Product currently unavailable

Part no. 7587130-5

NOx Sensor BMW E81 E87 LCI E90 E91 E92 Petrol N43 Control Unit 7587130 5WK96610L

Product currently unavailable

Part no. 7596924

BMW E82 E90 E91 E92 LCI F20 F30 E31 N55 Regulating Lambda Probe Petrol L=740MM

Product currently unavailable

Part no. 8596295

BMW F40 F45 F46 F48 Diesel Exhaust Sensor PM Control Unit Module 8596295

Product currently unavailable

Part no. 5A34C60-1

BMW F40 Oxygen Air Quality Temperature Sensor 5A34C60

Product currently unavailable

Part no. 7809154

BMW 3 Series E90 E91 E92 335d M57N2 Exhaust Temperature Sensor 7809154

Product currently unavailable

Part no. 8603903

BMW i3 I01 Rex Hybrid Lambda Oxygen Sensor Exhaust Manifold 8603903

Product currently unavailable

Showing 100-185 of 185 products