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Knocklink has never lit !

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Old 10 February 2003 | 07:46 PM
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I run an STI5 TypeR and it runs on Optimax and NF.

My knocklink sensor is mounted correctly and is working (tapped with object to test) It is set to max sensivity.

Has anyone any ideas as to why I have never seen my knicklink light up?

According to most of the threads on here, Jap cars are meant to det like hell, but I have still yet to see mine light up the second green light.

I have tried running without octane booster to see the effect, but still no det.

Is this just a sweet running engine or could there be some other underlying issue here?

*edited to say, when you near the top of the rev range, the second light comes on. I am putting this down to general engine noise.

[Edited by Gedi - 10/2/2003 6:47:25 PM]
Old 02 October 2003 | 08:21 PM
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Get it on Delta Dash to see if you are getting any Knock Correction

Old 02 October 2003 | 09:23 PM
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I am absolutly skint at the mo.

Do you mean the det could be small enough that the ECU can handle it and correct it. Thus the engine is running sweet????
Old 03 October 2003 | 10:59 AM
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Where is the sensor mounted?

You could try moving the sensor to see if you get noise elsewhere.

Are you sure the sensitivity is MAX and not MIN (not being funny but this has happened before).

Andrew...
Old 03 October 2003 | 04:43 PM
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Yours still standard?

Mines the same as yours by sound of it..

Max sensitivity, sensor mounted in recommended place, lights up when tap block/bolt.

I get 1st green light come on 'bout 6k flash of 2nd light at 7 something... might be just when i change gear then, not sure, its not on constant just a flash thou..


[Edited by krazy - 10/3/2003 3:46:34 PM]
Old 03 October 2003 | 04:47 PM
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Titter

"My Knock Sensor is telling me that all is well but I don't believe it. Surely all scoobs det like buggery (According to some on scoobynet ). I want to know that my £120 is picking up summat bad so i can feel better"

If the sensor works, and it's not showing any noise, trust it otherwise you'd have been better off without it

Mikey
Old 03 October 2003 | 04:52 PM
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same here 2nd light on start up and only saw 2nd light at maximum revs 2nd gear once

Wife still doesnt know what it is/ how much it costs

said its for the cd player speakers !!!

How am i going to get round the guages on the group buy
Old 03 October 2003 | 06:02 PM
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My wife know exactly how much mine cost - £7...

Andrew...
Old 03 October 2003 | 08:04 PM
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From: R.I.P Piphead, at least you are home now :(
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What my car does , at around 4.5k rpm in 4th (this only happens if I nail the throttle) the knock link lights up briefly to the 2nd Orange LED

This coincides with Delta Dash readings, showing upto -2.5 negative degrees of knock correction

So the ECU retards the ignition at this point

Im happy that the knock link & delta dash readings match up

Im in the North West too, and I have Delta Dash (I might be able to connect it up to your motor and we can take a look at the readings, to see if you are getting any knock correction, from the standard sensor)

Steve
Old 03 October 2003 | 08:15 PM
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My knocklink sensor is mounted correctly and is working (tapped with object to test) It is set to max sensivity.
Has anyone any ideas as to why I have never seen my knicklink light up?
Say what? Knicklink ? Have you been reading the poston slip thread by any chance?

If you're not getting anything bar the normal dimly lit bottom LED, it could be because
I run an STI5 TypeR and it runs on Optimax and NF.
If you want to test your KL's effectiveness, bung a tank of supermarket "95" RON in, reset your ECU then take it for a blast!

According to most of the threads on here, Jap cars are meant to det like hell,
Think you're suffering a case of the sweeping generalisations there. They'll det if you run them inappropriately. By running good fuel and booster you're getting them close enough to their design parameters that det shouldn't be an issue.

I have tried running without octane booster to see the effect, but still no det.
Knock correction could be responsible for that. As mentioned above, either stick it on DD, or reset the ECU (which will remove any learned corrections) and see if it starts to det when driven hard.
Old 03 October 2003 | 09:23 PM
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Steve, if despite the knock correction it still hits the second green at 4500 RPM it probably is still detting.
Old 03 October 2003 | 10:38 PM
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I know John

I am going to wind my boost down slightly, to see if that clears the detting and/or stick some OB in, and do some test runs, but what I tend to do is change into 5th at about 4k, before the activity appears, and DD shows no knock correction then too

It does only do it on full nailing of the throttle on full boost, taking the engine over 5k off boost in 4th shows no activity, therefore winding the boost down a touch should help

Steve
Old 04 October 2003 | 02:11 PM
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Knicklink? Have you been reading the poston slip thread by any chance?
I think someone's been watching too many 'Allo 'Allo repeats...!
Old 04 October 2003 | 03:36 PM
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S'pose it's worth repeating for those who may not have seen the other thread...

Old 04 October 2003 | 07:39 PM
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LMAO, it was a slip of the finger!!

Thanks for the replies.

Next time I need a fill up I'll go and stick 5 quids worth of supermarket fuel in and test it on the way from that garage to the shell garage to complete the fill up.
Old 04 October 2003 | 08:17 PM
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