If it was low on fuel,and you then filled it right up,dont thrash it drive it gentle and when it gets down to 3/4 fill it with DIESEL,repeat this for 500 miles. You should be ok,
All easy fix. Side lamp bulb,if it has an aftermarket angel eyes then check all the connections! Seen some shocking"modifications". Handbrake,take the rear disks off and clean it all up then pull the leather gator up from the hand brake and adjust from there. Wear sensor sounds like someone has re used the wear sensor
Everything is electronic,and it all tends to work! Very few faults recorded and the engine sounds fantastic with the roof down. All we need now is the sun