The first thing to check is the frequency valve. It should be buzzing like an angry hornet on the right side valve cover. This is the fuel enrichment circuit and if it isn't working it makes accelerating difficult. The usual culprit is the lambda relay which provides power to the circuit and has a tendency to fail. David Teitelbaum vin 10757 --- In dmcnews@xxxx, dmc12@xxxx wrote: > Hi all, > > I have an auto 81 DeLorean and when I drive it after about 1/2 an > hour of driving I can no longer press the accelerator to the floor > without the engine dying. It does not stop completely but it is as if > I have let go of the accelerator, as I lift my foot back up it > suddenly picks up again? The tank is full of fuel and is there is no > debris in the tank as I cleaned it earlier this year. This was the > first time I had driven the car for over 30-45 mins as I have only > just started driving it since my 21st birthday. > > Any help would be appreciated, > > James RG > England.