Fault code p1775 jaguar xjr mean?

The fault code P1775 in a Jaguar XJR indicates a problem with the Gear Shift Selector Position Sensor Circuit Range/Performance. This sensor is responsible for detecting the position of the gear shift selector, and if there is a problem with the circuit, the transmission may not be able to shift gears properly. This can cause issues with the vehicle's performance, such as a lack of power, and a rough ride. To fix this problem, the gear shift selector position sensor or its circuit will need to be diagnosed and replaced if necessary. It is recommended to take your vehicle to a qualified mechanic or authorized Jaguar dealership for further diagnosis and repair.