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Ing very high in the JB4 log

Foobz

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Dec 5, 2023
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Anyone know why ignition increased suddenly?

Stinger 3.3T 2023 RWD
Pump gas
Map 2

Mods:
Secondary pipes
Intake - Takeda
Charge Pipe - AFE
Bov - add w1
JB4
Plugs - HKS
Big Mouth Air Scoop
Oli Catch Can - mashimioto
 

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Pump gas is pry the main cause, I wont run map 2 without a little ethanol. Im usually getting 93 damn near a full tank and maybe gallon and a half of pure e85, but I’m lucky to be in Iowa the land of e85. Most likely a fuel issue.
 
Ign2-6 are not absolute advance, but instead the degrees being pulled back relative to Ign1. The 2.3s generally aren't an issue but you have some 4.5s and 5.3s which could indicate knock in those cylinders.

The values like 60, 90, and 160 can't be real timing adjustments as those are far outside the window for ignition. You'd be firing at random times like bottom dead center of the intake stroke or halfway through the exhaust stroke.

So either something's very wrong or those are some kind of default/out of range values. May be worth posting over on the JB4tech forums.
 
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