TeamSwift

Hey all I currently have a problem with 1992 swift gti g13b car was running great with a chipped ecu then stupidly I had it put on dyno from then on I have had the problem it cranks but won't start , fuel pump doesn't prime when ignition turned over also no spark from plugs ,, we have done all usual tests disconnected fuel pump and wired up to battery it works reconnect nothing ,, it has been in a garage they have had the car 2 month still nothing they say there was a diode blown in the ecu which apparently relate to injector or coil driver I have no nearly had enough I've towed the car Home so anyone that might be able to help would be appreciated ,,, also would anyone no what would cause the diode th blow ,,, the ecu has now been fixed PLEASE HELP CHERLY