hey i have a rs turbo with efi the map sensor has a fault tha car runs when map is unplugged but when u plug it in spluters cuts and bangs with a strong smell of fuel but it will not boost it vacs up untill it goes just over the 0 in my boost guage and then miss fires any one know any thing about this i checked all my vac pipes actuator turbo it spinning free and no play in the turbo