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k20 jumping ignition idle

Posted: Mon Jul 22, 2019 10:07 am
by forryk
Hey guys,

I'm having some issues with my supercharged k20 EP3.
So basiclly the ignition jumps between 5-30* at idle it wont hold steady... So the car "sputters" backfires at idle.

I tried a known working set of coils and traced all wiring, no issues.

Re: k20 jumping ignition idle

Posted: Mon Jul 22, 2019 10:52 am
by Spunkster
What is shown in the datalog looks pretty normal as it has ignition controlled idle.

Re: k20 jumping ignition idle

Posted: Mon Jul 22, 2019 10:58 am
by forryk
So it dosen't matter how much i adjust ignition at idel?

Re: k20 jumping ignition idle

Posted: Mon Jul 22, 2019 12:01 pm
by Spunkster
No, it will move around to help maintain a steady idle.