I change the valve with a friend, it cost me 165 pounds...not to expensive after I spend more then 1000 for 3 injectors. The car is back to normal.
I live in Birmingham if you know any good garage for the future. Thank you

Hi. I have the same problem with a similar car and nobody knows what's the problem. i been in 3 garages and change 3 injectors but the problem is still there. Can you tell me what is DRV means? Thank you