engine won't start

I'm having a problem with the engine on my A2 suffering from intermittent cut outs. Googling for the problem suggests that there may be more than a few people that have experienced the same thing - and not only the Audi brand of VAG seems to be affected. So: 1. Has your car suffered from...

My wife has a 2002 A2 1.6 FSi Sport (39k miles, main agent serviced since new and running on high octane fuel) that has an intermittent fault which is presently baffling Portsmouth Audi (Harwoods). The symptoms are as follows: 1. The car will drive happily for some miles (5 to 50 miles) until...