hi have oct tdi 90bp have fitted new turbo becos i'm very light footed at 85k:thumbup: now it drives ok for abit then if i put my foot down i lose power as if there was massive turbo lag:confused:then to reset have to stop turn off wait couple a mins off she goes again.

All hoses connected properly?

Youve got this post under 'technical guides'!

I have the same problem. Did you find out how to fix it?

Thanks.

Get the fault codes read; it looks like there's a sensor or pressure control valve problem.

Was it a new or s/hand turbo, if s/hand might be gummed up vanes