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Timing value in ignition maps

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Old Mar 7, 2009 | 10:22 AM
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ecuflasher's Avatar
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Timing value in ignition maps

What does the value in the ignition maps stand for? For example, if I set it at "5", does the ECU take it to mean it shld fire the spark 5 degrees BTDC?
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Old Mar 7, 2009 | 10:33 AM
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Yes.
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Old Mar 7, 2009 | 05:17 PM
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Spark command at 5 degrees before TDC. Target pressure peak however will always be 12 -15 degrees ATDC for HP, 8 degrees will get you close at peak VE when fuel is burning good and fast...

Al F. was right after all, I find out
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