The oxygen sensor is vital to the performance and drivability of your car. The engine computer relies on data from the sensor to make adjustments in engine efficiency and performance. When your BMW oxygen sensor fails, the computer can no longer sense the air/fuel ratio, so it ends up guessing -- resulting in poor performance, poor gas mileage, and increased pollution.
Make sure your BMW. BMW 5-Series G30 (2017-2023) - Sensors (Oxygen Sensors, Oxygen Sensor Removal, & more) Oxygen Sensors The oxygen sensor actively measures the exhaust output from the engine in order to determine the proper mixture for the car. When the O2 sensor can't register oxygen content before and after your catalytic converter, it doesn't know what to do with the fuel mixture and will default to run rich.
Replace old failing oxygen sensors with OEM O2 sensors or quality aftermarket O2 sensors if you're looking to save a few bucks. Failing O2 sensors will trigger your BMW's check engine light, put your BMW into a lean or rich running state. This can affect gas mileage and even cause engine or cat damage.
O2 sensor replacement is straight forward and cheap insurance. Use our SEARCH BY MODEL feature to filter these items for your BMW. Need help finding O2 Sensors for your BMW?
11788631047 Upstream Oxygen O2 Sensor 5-Wire Air Fuel Ratio for BMW 1 F20 F21, 2' F22 F23, 3' F30 F31 F34, 4' F32 F33 F36, 5 G30 G31 G32 7 G11 G12 X3 G01 X4 G02 234. 2018-2020 BMW 530XE G30 REAR EMISSION SYSTEM LAMBDA O2 OXYGEN SENSOR OEM $63.92 $79.90 Free shipping. Oxygen sensors constantly monitor engine emissions and relays this data to the DME.
Using these readings the computer determines the proper air/fuel mixture as well as how efficiently the catalyst system is functioning. Symptoms of a failed oxygen sensor range from an EML to poor fuel economy and severe loss of power. A failed upstream sensor will typically cause the engine to run poorly and a.
The oxygen sensor actively measures the exhaust output from the engine in order to determine the proper mixture for the car. If you are having trouble adjusting the mixture on your car to proper levels, there is a high chance that you may have a faulty oxygen sensor. The oxygen sensor is located before the catalytic converter because the air/fuel mixture ratio cannot be accurately calculated.
OEM BMW X3 G01 X4 G02 G30 G20 Cat Catalytic Lambda Monitor Oxygen O2 Sensor B48 $79.95 Free shipping 2019 - 2024 BMW 330I G20 2.0L FRONT EXHAUST UPPER LAMBDA O2 OXYGEN SENSOR OEM $44.51 $59.35 Free shipping. This part is listed by BMW as BMW part number 11788689862 (11-78-8-689-862) and is described as Genuine BMW Pre-Cat Oxygen Sensor, B58C B58D B58X.