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Guest
fpr settings and misfire
hey boys n girls trying to get an idea what kind of fuel pressure my fpr should be at I have got a missfire I ve been trying to diagnose for ages it was only on partial throttle wot was fine I have 740cc nismo injectors running 420bhp have checked:-
spark plugs
coil packs
igniter
boost leak
map sensor
vacume leak
sent off injectors for a clean reinstalled them and now it runs like crap
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Guest
usually people set the fuel pressure to 3bar with the vacuume disconnected, but then the guy tuning it would raise or lower it to suit your application.
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