Bosch
SKU: BOS-17278

BMW Oxygen Sensor - Bosch 17278

545i, 645Ci



Unavailable
No Longer Available
Price each: $97.99
Core charges are assigned to parts that have reusable components by manufacturers to encourage the return of the used units. Once you return the old part you will be refunded for your core charge, details regarding the return will be emailed to you once you place the order. Note: The customer is responsible for the cost of return shipping.
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Description

Details

SKU:
BOS-17278
FCP Euro ID:
539706
GTIN / UPC:
00028851172783
Made in:
Germany
Quality:
OE

OE Numbers

11787512983

MFG Numbers

17278, 0258007278

Product Information

550mm wire length with OE connector and heated probe

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

Oxygen Sensor

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 Bosch

Bosch is one of the worlds leading suppliers of engine electronics and sensors. Their sensors and modules can be found in almost every modern car on the planet. Bosch Automotive offers a comprehensive portfolio of unmatched solutions for every job. From diverse diagnostic solutions and OE-quality auto parts, to industry-leading software and unmatched vehicle coverage, to innovative charging, repair and maintenance tools. Making repair and maintenance more effective, efficient, and sustainable for the vehicles of yesterday, today and tomorrow. With over 130 years of experience in the automotive industry, Bosch continues to lead the way in automotive innovation by inventing and developing quality products and solutions that focus on customer needs, shaping the future, and the continued pursuit of excellence.

Robert Bosch founded the “Workshop for Precision Mechanics and Electrical Engineering” in Stuttgart, Germany in 1886. Since the beginning Bosch has been a leader in innovation and development. They introduced fuel injection into mass production in 1967 laying the foundation for modern ignition electronics. Bosch brought lambda sensors to market in 1976, paving the way for cleaner exhaust gases and better fuel economy.

With millions of parts and products in their product line, Bosch offers everything from brake pads to household tools and medical supplies. FCP Euro has partnered with Bosch for the 2019 TC America Championship. They are a sponsor on our 2018 Volkswagen GTI TCR race cars. We offer Bosch's full line of OE and OEM components for your European vehicle.

Fits These Cars

BMW 545i

  • 2004 BMW 545i Oxygen Sensor (Upstream Left)
    Manual RWD Sedan 4.4L V8 N62 Gas
    Notes: For cylinder 5-8, before catalytic converter
  • 2005 BMW 545i Oxygen Sensor (Upstream Left)
    Manual RWD Sedan 4.4L V8 N62 Gas
    Notes: For cylinder 5-8, before catalytic converter

BMW 645Ci

  • 2004 BMW 645Ci Oxygen Sensor (Upstream Left)
    Manual RWD Convertible 4.4L V8 N62 Gas
    Notes: For cylinder 5-8, before catalytic converter
  • 2004 BMW 645Ci Oxygen Sensor (Upstream Left)
    Manual RWD Coupe 4.4L V8 N62 Gas
    Notes: For cylinder 5-8, before catalytic converter
  • 2005 BMW 645Ci Oxygen Sensor (Upstream Left)
    Manual RWD Convertible 4.4L V8 N62 Gas
    Notes: For cylinder 5-8, before catalytic converter
  • 2005 BMW 645Ci Oxygen Sensor (Upstream Left)
    Manual RWD Coupe 4.4L V8 N62 Gas
    Notes: For cylinder 5-8, before catalytic converter

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