fits model: 545i, 550i, 750li. make: Bmw. year: 2004–2006.

( Brand: Vemo ), ( Manufacturer Part Number: 12147503140 ), ( Part Type: Crankshaft Sensor ), ( Country/region Of Manufacture: Germany ), ( Item Name: Crankshaft Position Sensor )
The 12147503140 Crankshaft Position Sensor is an essential component for the proper functioning of your BMW 5 Series (545i, 550i, and 750li models from 2004 to 2005 and 2006 for the 550i) vehicles' engine management system. This high-quality sensor is manufactured by Vemo, a trusted name in automotive parts.
The Crankshaft Position Sensor is designed to accurately detect the position of the crankshaft, which in turn provides crucial information to the engine control unit (ECU) to manage ignition timing, fuel injection, and other vital engine functions. This sensor operates based on the principle of Hall Effect, which allows it to detect the magnetic field generated by the reluctor ring attached to the crankshaft.
The sensor is a compact, yet robust unit, featuring a corrosion-resistant construction to withstand the harsh operating conditions under the hood. It is also designed to offer a long service life, ensuring reliable operation for thousands of miles.
Installing the 12147503140 Crankshaft Position Sensor is a relatively straightforward task that can be done by most DIY enthusiasts with basic tools. However, it is always recommended to refer to your vehicle's service manual for precise instructions to avoid any potential issues.
In summary, the 12147503140 Crankshaft Position Sensor is a vital component for your BMW 5 Series engine, offering precision, reliability, and durability. By ensuring that your crankshaft position sensor is in good working condition, you're not only enhancing the performance and efficiency of your vehicle but also contributing to its longevity.
Pros of buying a 12147503140 crankshaft position sensor for BMW 545i, 550i, and 750li (04-05 models):1. OEM Compatibility: This sensor is an original equipment manufacturer (OEM) part, meaning it is designed and manufactured by BMW, ensuring optimal fit and performance.
2. Improved Engine Performance: A faulty crankshaft position sensor can lead to misfires, poor fuel economy, and even engine stalling. Replacing it with a new one can help restore proper engine operation and improve overall performance.
3. Reliable: OEM parts are often known for their durability and reliability, which can lead to fewer replacement needs in the future.
Cons of buying a 12147503140 crankshaft position sensor for BMW 545i, 550i, and 750li (04-05 models):1. Cost: OEM parts can be more expensive than aftermarket alternatives. This may be a significant investment for some individuals.
2. Availability: Depending on your location, finding this specific OEM part may be challenging, requiring you to order it online or visit a dealership.
Conclusion:If you value the reliability and performance of an original equipment manufacturer part, and you are willing to invest in it, the 12147503140 crankshaft position sensor is a solid choice for your BMW 545i, 550i, or 750li (04-05 models). However, if cost is a concern, you may want to consider aftermarket alternatives that can offer similar performance at a lower price point.
Recommendation:Before making a decision, research both OEM and aftermarket options to find the best balance between cost, reliability, and performance for your specific needs. It is also a good idea to check with your local BMW dealership or trusted mechanic to ensure the part is the right fit for your vehicle.
The item has not been installed. This is a brand new Bmw crankshaft sensor I had bought recently and turned out my problem was elsewhere. As of may 2017, Bmw factory doesn't make this P/N oem no more.
This is best replacement part I found, made by Vemo in germany.