hi guys
my car is under a 6 month warranty from the stealers and the tech 2 has pick up a fault code, which is the fuel pressure regulator needs replacing
so its in on friday.funny enough i forgot to take out the tuning box and they have not noticed (lucky)so i will have to take this out and put it back when i get the the motor back.is there any right way to put the box back on, i think im supposed to take the battery lead off put box on then reconnect the battery lead is this right. help guys cheers justin