BMW Oxygen Sensor - Genuine BMW 11787558055
BMW Oxygen Sensor - Genuine BMW 11787558055 is backordered and will ship as soon as it is back in stock.
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1400mm length oxygen sensor, for the upstream position on bank 1 (cylinders 1-3)
Upstream or front oxygen sensors are responsible for measuring the exhaust as it comes out of the engine. This information is used by your BMW's DME to adjust fuel trim. Failed oxygen sensors can cause a check engine light as well as performance issues.
Your vehicle's oxygen sensor works with your engine control unit to optimize your engine's performance. The oxygen sensor is measure the proportion of oxygen in the exhaust sends input back to the engine control unit so it can modify the vehicle's air fuel ratio based off of it's current conditions. In doing so your Oxygen Sensor is a major part of your vehicle engine management and fuel consumption.Oxygen Sensor Failure Symptoms
- Reduced fuel mileage
- Failed emissions testing
- A check engine light
- Poor drive-ability
About Genuine BMW
The original parts used by BMW to build your car are available as replacement parts under the “Genuine BMW” brand. When ordering a Genuine BMW part you are guaranteed to get the same part that you would pick up from your local dealerships part department. Genuine BMW parts have been built to BMW’s stringent standards and are the same quality of the original parts used to build your Ultimate Driving Machine.
You may not realize this, but the parts that make up your BMW are not necessarily manufactured by BMW. No cause for concern, as BMW designs the part, hires a manufacturer, and ensures its quality to you. In fact, many of these manufacturers have been making parts for BMW for decades. In our industry these manufacturers are called OEM (Original Equipment Manufacturers), and these are often brands you recognize, including Lemforder, ZF, Sachs, Bosch, Valeo, Zimmermann, Siemens VDO, Corteco, and more. Don’t be surprised to open that Genuine BMW parts box and find an OEM branded part inside, simply with the addition of a BMW logo.
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