2004 BMW 545i Position: Front;. 2005 BMW 545i Position: Front;. Brake Pad Wear Sensor; Sensor; Sensors. Part Type: Disc Brake Pad Wear Sensor. Brake Pad Wear Sensor. Brk Pad Wear Sensor. Ensure that this part fits your vehicle by entering your vehicle's Year, Make, Model, Trim, and Engine in the Compatibility Table.
