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Fuel Trim Numbers?

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Old 05-09-2004, 07:46 AM
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Fuel Trim Numbers?
I ran an obd2 scan on my max. It seems that cpu constantly adjusting fuel trim numbers down, especially at idle(-15 and -14 in some cases). Could this mean that i am running rich? What could cause that?
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Old 05-09-2004, 11:13 AM
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Originally Posted by nailz420
I ran an obd2 scan on my max. It seems that cpu constantly adjusting fuel trim numbers down, especially at idle(-15 and -14 in some cases). Could this mean that i am running rich? What could cause that?
I believe that is the % it has to correct to get out of being lean.
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Old 05-09-2004, 11:24 AM
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Originally Posted by krismax
I believe that is the % it has to correct to get out of being lean.
to get out of beling lean it would be positive numbers not negative.
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