1. In a motor vehicle, a control system for controlling at least one part of the vehicle comprising: a plurality of electronic sensors mounted at different locations on the vehicle, each of said sensors providing a measurement related to a state of said sensor or a measurement related to a state of the mounting location; and a processor coupled to said sensors and arranged to diagnose the state of the vehicle based on the measurements of said sensors, said processor being arranged to control the at least one part based at least in part on the diagnosed state of the vehicle.