Disc Brake Pad Wear Sensor. This part generally fits Jaguar vehicles and includes models such as XF,XJ with the trims of 3.0L AWD Sedan 4-Door,Base Sedan 4-Do or,L Portfolio Sedan 4-Door,Portfolio Sedan 4-Door,Premium Luxury Sedan 4-Door,R-Sport Sedan 4-Door,Sport Sedan 4-Door,XJ50 Sedan 4-Door.