keep getting miss fire codes on boost

civic hatch

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ok set up is D16Y7 1996 hatch
vitara set up.
eagle rods
gasket matched head
delta cam
MSD 6AL
MSD wires
MSD Blaster 2 coil
TD04 turbo
Greddy Emanage tuned by Jotech

ok i keep getting a miss fire codes on cylinder 1, 2, 3, 4,

do you think my timing could be off thats whats causing it, i had to replace the distrubitor cause it burned out on me put OEM back in work great, i change my plugs every oil change and they look good not white car is running at about 10.6 AFR using wideband O2 but EGT's are a little on the hot side

any suggestions

thank in advance
m
 

slowhatch

torque?
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5+ Year Member
what management are you using? try advancing your timing a bit, low a/f and hot egt-s is usually too far retarded.
 


killer_siller

my real car is a toyota
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did you check your timing w/ a timing light when you reinstalled? what do you have it set at?
 

civic98turbo

I'm back ....
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def check the timing....spark plug wires...tings of that sort
 


majorahole

New Member
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well first what plugs are you using, and whats the gap?
2nd 10.2 afr? i'd try and get it mid to low 12's, thats where most people tune for
 

killer_siller

my real car is a toyota
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5+ Year Member
a lower AFR isn't going to cause misfires, just a lack of power.

any update?
 

quicksilver1689

tuning owns you
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actually running way to rich can cause misfires and stumbling, i usually shoot for 11.5 afr in boost then you can tune accordingly to your setup, id check the dizzy cap n rotor, ignitior, then check your plug gap and try to gap them a little tighter. I think your running too rich man that and prolly running the stock plug gap isnt helping. Try that stuff out then come back and report your findings.
 


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