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Startup Spark/Fuel % changes?? Whats the deal?

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Old Jun 21, 2001 | 10:00 PM
  #1  
leirch's Avatar
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Startup Spark/Fuel % changes?? Whats the deal?

Guys,
When and for how long is the actual Start up spark tables put into effect? How long after the engine is started?

Brendan
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Old Jun 22, 2001 | 05:22 PM
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Anybody?
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Old Jun 22, 2001 | 10:23 PM
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<font face="Verdana, Arial" size="2">Originally posted by leirch:
Guys,
When and for how long is the actual Start up spark tables put into effect? How long after the engine is started?
Brendan
</font>
Depends by ecm, and code.
On some it decays out in just a few seconds, others it seems to be slower, as in till the O2 is warm.

You'd really have to read thru a hac of what your running to get the specifics.

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