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Knock MIL Help

Posted: Sun Aug 04, 2019 3:15 am
by DaveCaswell
Hi

My Knock Sensor MIL keeps coming on, Any ideas what it could be?

TIA

Re: Knock MIL Help

Posted: Mon Aug 05, 2019 9:03 am
by Spunkster
What ECU are you using this in?

Re: Knock MIL Help

Posted: Wed Aug 07, 2019 3:22 am
by DaveCaswell
P30

Re: Knock MIL Help

Posted: Wed Aug 07, 2019 8:59 am
by Spunkster
Are you sure the knock sensor in the block is working and undamaged?

Re: Knock MIL Help

Posted: Thu Aug 08, 2019 4:29 am
by DaveCaswell
Yes working fine on Dyno 1 week ago Light came on a few times just turned car off and was good. This has been playing up for a while replaced with new and still same.

Re: Knock MIL Help

Posted: Thu Aug 08, 2019 4:33 am
by DaveCaswell
Here is my current tune

Re: Knock MIL Help

Posted: Thu Aug 08, 2019 10:45 am
by Spunkster
Have you discussed this with your tuner?

Do you have forged pistons?

If you are using a P30, the knock board is tuned for a B16A engine and not an H22. That could also be the issue. With some research there is information out there about the resistors on the board that will tune it for the H22 instead.