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S2000 Kpro cold partial throttle driving with mild breakup

Posted: Thu Oct 13, 2016 7:49 am
by RAIN H8R
software V4.2.6
Kpro2 serial 5270

2.2l 405whp, sos n1200 supercharger, id1000, walbro 255, ngk 8s at 0.024, sos 2.5bar map sensor, 93 octane e10 fuel

I am having issues with my S2000 when driving the car after a cold start. Until the engine warms up it feels like it is breaking up. it doesn't misfire, just struggles to accelerate. the more throttle I give, the worse it gets. This is all in vacuum, i do not beat on the car cold.

Re: S2000 Kpro cold partial throttle driving with mild breakup

Posted: Thu Oct 13, 2016 9:34 am
by Spunkster
You need to post a datalog showing the issue.

Re: S2000 Kpro cold partial throttle driving with mild breakup

Posted: Mon Oct 17, 2016 2:13 pm
by RAIN H8R
sorry. I forgot to add that. The breaking up/hesistation happens in 1st gear on the 1st series of 1-2-3-4 gear pulls. The second series of 1-2-3-4, it happens in 4th.

Re: S2000 Kpro cold partial throttle driving with mild breakup

Posted: Mon Oct 17, 2016 2:33 pm
by Spunkster
Has this been tuned on the dyno? Have you discussed this issue with your tuner?

I'm having a hard time seeing exactly where this is happening in the datalog.

Re: S2000 Kpro cold partial throttle driving with mild breakup

Posted: Sat Oct 29, 2016 3:33 pm
by RAIN H8R
I will discuss with my tuner. Thanks