306 HDI PROBLEMS

cyber-shot · Post by **cyber-shot** » 17 Jul 2006, 20:44

HI HOPE SOMEBODY CAN HELP,MY FREND HAS A 306 HDI WHICH HAS STARTED TO SMOKE REALLY BADLY,BLACK SMOKE THAT IS,WE HAVE CHANGED ALL THE FILTERS AND THE MAFF SENSOR AND EVEN BITS OF THE EXHUST,BUT STILL THE SAME.IF YOU PUT YOUR FOOT DOWN ALL YOU GET IS A MEGGA FLAT SPOT LOTS OF BLACK SMOKE .THEN ONCE THIS HAS CLEARED AT ABOUT 2500 REVS IT PULLS LIKE A TRAIN.STOP AT A JUNCTION PULL AWAY GENTLY LOTS OF SMOKE NO POWER THEN BANG ITS OFF OK
I ONCE HAD A PETROL WITH A BURNT VALVE THAT DID THIS AS WELL COULD THIS BE POSSIBLE .NO FAULT CODES SHOWING,STARTS OK,SOUNDS OK ITS 2000 MODEL 1OOOOO MILES ON THE CLOCK

pugxpert · Post by **pugxpert** » 17 Jul 2006, 20:56

check your egr valve amd its controll solenoid,try unplugging vacuum pipe from solenoid below brake resevoir

cyber-shot · Post by **cyber-shot** » 17 Jul 2006, 21:27

HI THANKS HE JUST TRIED IT AND ITS PERFECT NO SMOKE GOES LIKE HELL FROM 1200 RPM THANKS AGAIN