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SES light..

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Old Nov 23, 2006 | 09:05 AM
  #1  
GTA's Avatar
GTA
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25 Year Member
 
Joined: Jan 2001
Posts: 530
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From: Canada
Car: 1992 GTA
Engine: running
Transmission: working
Axle/Gears: both
SES light..

Hello all,

Last edited by GTA; May 5, 2007 at 04:50 PM.
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Old Nov 23, 2006 | 09:41 AM
  #2  
JP86SS's Avatar
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Joined: Apr 2004
Posts: 3,180
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From: Browns Town
Car: 86 Monte SS (730,$8D,G3,AP,4K,S_V4)
Engine: 406 Hyd Roller 236/242
Transmission: 700R4 HomeBrew, 2.4K stall
Axle/Gears: 3:73 Posi, 7.5 Soon to break
Yes the SES will come on if you made a change and did not make the checksum update. You will be in limp mode.
The KR in AUJP can be up to 20* (not in PE) at 100 Kpa
($8220-$8228)
0* KR below 50 Kpa
50 Kpa = 4.9*
60 Kpa = 10*
70-100 Kpa = 20*

($8218-821F)
13-15* when in PE mode (this one is RPM based).

To disable it you can:
raise the min KR engin temp to 255 at 820C

Not really advisable to totally "lock it out", better to reduce the amount of KR attack rate at ($820E-$8212) and in the above tables and add more to the Knock recover ($8213) so it comes back once the knock is gone.
Adding allot to the recovery table is a good option if you are having knock but want to leave the stock tables alone.
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