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Tons of knock...need some advice

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Old Dec 16, 2008 | 10:27 AM
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Question Tons of knock...need some advice

I can email a Map that was listed in the 06 ix mr...I have tried to pull timing and played with the fuel but cannot seem to loose the knock...some one willing to look at the map and offer any advice will be greatly appreciated.

Evoscan Run
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Last edited by xtturbox; Dec 16, 2008 at 10:33 AM. Reason: wont post
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Old Dec 16, 2008 | 10:49 AM
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you need to not log so many parameters and get some more granular logs. Log wideband, timing, tps, RPM, load and knocksum. Get a few full pulls and post those up. these are pretty useless.

Where in MA are you?
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Old Dec 16, 2008 | 11:25 AM
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Raynham Ma, ....I have 2 full hours of logging just broken up...
here are a few more...
This vehicle was purchased with what seems to be a ton of work... not all done correctly but right now I am having problem with knock-timing-fuel

Car has a 20g 9lt with 650cc injectors, 22lbs boost, full exhaust no cat, lc-1 wideband, intercooler upgraded, cams....not sure which ones, block was redone to a stroker motor also with lower compression to run high boost.
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Old Dec 16, 2008 | 11:31 AM
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I do see what you mean for parameters....will try again with better weather.... car doesn't like the rain today.
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Old Dec 16, 2008 | 11:32 AM
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you need to take logs with not as many things selected. Only logs the parameters i posted in the 2nd post.
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Old Dec 16, 2008 | 11:41 AM
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pm sent
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Old Dec 16, 2008 | 12:24 PM
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With the stroker motor you need to figure out if the knock is real or not and maybe go use the new knock control mods to adjust your ambient knock settings for the built motor.

Try and verify the knock with Det Cans of some sort.
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Old Dec 16, 2008 | 01:03 PM
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new data

less parameters with tons of knock counts!!???
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Old Dec 16, 2008 | 01:15 PM
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there is no TPS so i am not sure if you are part throttle. It looks like it is always happening at peak boost. Timing looks conservative but AFRs seem erratic. can you pull the rom and post it?
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Old Dec 16, 2008 | 01:48 PM
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new data tps

I tried posting the rom....it says it is too big compressed??
same map with TPS
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Old Dec 16, 2008 | 01:50 PM
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rom

it says the rom is 147k and it will only post 100k
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Old Dec 16, 2008 | 01:59 PM
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Just do a print screen of the timing and fuel map, paste into a photo program, crop and post as a pic.
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Old Dec 16, 2008 | 02:09 PM
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Be mindful that if you have a physical issue, like a boost pressure leak somewhere in your system, this can wreak havoc with knock issues. You can bet that at least 50% of the cars in this forum will leak some air at 20 psi, some of them significantly. I strongly suggest conducting a pressure test if you have not recently done so.

The first step is to be sure that what you have is not real knock, and there is a reasonably good chance that it may very well be.
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Old Dec 16, 2008 | 02:32 PM
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rom map fuel and ign

Hope this works
This is the best I could really do for now.
Attached Thumbnails Tons of knock...need some advice-p1010046.jpg  
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Old Dec 16, 2008 | 02:36 PM
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rom

better pics
Attached Thumbnails Tons of knock...need some advice-p1010001.jpg   Tons of knock...need some advice-p1010002.jpg  
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