2005 BMW 645Ci Convertible. 2004-2005 BMW 645Ci E63 Coupe. 2004-2005 BMW 645Ci E64 Coupe. 2004 BMW 645Ci E63 Convertible. 2004 BMW 645Ci E64 Convertible. Notes: Disc Brake Pad Wear Sensor. Electronic brake pad sensors should be replaced whenever pads are replaced.
