have a tdci that wont star just had the high pressure pump changed and reprogrammed the injectors but it is still comming up with fault code of ijector delivery pressure low it is now at 5200 kpa but wont star so i put a simulator on it and took the fuel pressur up but still nothink i am getting the smell of burnt diesel from the exhaust but it just wont fire. but if you tow it then it will start but runs rough and cuts out