please help me ive had this car for 3 months and the flash tuner came with it the problem is that there are only 2 settings, f and the first 1 I wanted to change it to factory but the car would not start can someone tell my why it wont start, why only 2 settings if it is safe to get ford to service it with the car running on program 1 10psi and I have a dyno comp on saturday my mods are: intercooler injectors pump wastegate actuator upgrade crossover under battery intake