The JLR DoIP VCI (Vehicle Communication Interface) is an essential tool for diagnosing and repairing Jaguar and Land Rover vehicles. It's the only approved interface for Pathfinder software and is compatible with new vehicle architectures available in 2017 and later, as well as with vehicles with Multi-CAN architecture from 2014 to 2016, in addition to all 2007 Jaguar and OBD2 vehicles and newer Land Rovers.