epc or engine

Where do I start??? Bought the car in March last year as a cat S with 50k on the clock, it ran fine for a total of 3 whole days before the EPC and engine light illuminated for the first time. The auto stop/start system was disabled and there was a lot of white smoke from the exhaust as I tried...

hi folks, at the start of the week a couple of lights illuminated on my dash, one was the engine management symbol (yellow engine) and the othe read EPC which i think is the limp home mode protection... I took my car down to Seat yesterday and they have told me that the FUEL PRESSURE REGULATOR...