Problem with missfiring?

[leon_2009]

i have this proplem in my car befor..
i think the engine need a balance
now i have another proplem when i run to 180 km or 200 in high rpm the car stop go more it like a cut off and the foult code is 00136 fuel rail prsurre too low i have this now for 4 month and no one know what is the proplem
i have remap from apr and all the part for stage 2 but the ko3 tourbo if any one can help
thnks

 

[rudgey]

Had the same fault code on mine! Turned out to be the fuel filter, can't say for sure it is on your's tho!