hi all i ve got xantia 2.1 td 1998. got lucaus pump having few problems .. driving along after about 5 mins some times quicker. when away to change gear speedo revs all the way up then the management light come s on and shuts car down. then oncce ya get it started again wont let ya rev pass 3000 rev this is the limp home mode. but now once car in this mode it hardly letting me rev atall. gettin to realy anoy me now . checked and cleaned out sender and pick in tank , new feul filter, new hand primer { also tryd doing away with it }, changed map sensor, any ideas any one thanks