Hi everyone ,Have not long purchased 2000 td5 seems to be nice motor,however seems to be in limp mode or at least i think it is ,intermitent with power,struggles to get up to speed, sometimes when going through gears there is sudden surge of power as , turbo kicks in around 2500 but not constant .Had diagnostic, showed maf sensor , mapp sensor ,xyz switch , and egr valve , bought blanking kit for egr , replaced maf sensor and xyx , still no power , wastegate arm free , can move with pliers ,will take mapp off and clean , any suggestions would be gratefull as a little frustrated . many thanks