misfiring

[deon96]

Hi guys my starlet is misfiring when it hits 1 bar boost i added a extra feul pressure regulator and set it on 3 bar and it is still doing the same thing what can be the problem?

[starletezy]

What mods are you running and what turbo?

[deon96]

Everything is stock standard on the car 8 gave it a service petrol filters everything cleaned the petrol lines but still the same

[starletezy]

Have you fitted an fuel cut defender before upping the boost? if you haven't your hitting fuel cut anything above factory boost setting your car will cut