Land Rover Discovery: Electrical

 Safety precautions

Avoid exposing the fuel gases to any potential sources of ignition, as the resulting fire and explosion may cause serious injuries and/or death. Switch off the engine when refuelling. Switch off any personal electronic devices, such as mobile phones or music players, when refuelling. PET

 Touch Screen(ts) and Navigation Diagnostics

Fault codes and diagnostics can be retrieved/achieved using the manufacturer approved diagnostic system Hard Key Test The hard key test is used to check the operation of the hard switches. If switch operation is normal, the switch colour on the screen will change when a hard switch is pressed. (Pow