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Old 04-29-2011, 11:03 AM   #10
J Tinsby
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Join Date: Sep 2010
Location: Pa.
Posts: 103
Blue = Oil Black = Unburned Fuel

Quote:
Originally Posted by Dale_K

Any ideas what causes this and whether I should worry about it?
If the smoke is blueish in color it's oil, if it's black it's unburned fuel.

I do not agree with the assessment that "Engine smoke is almost always related to oil in some way." Not so.

Don't worry about it unless it smokes ALL the time when warmed up and driving.. then you need to start looking for things to replace or repair.

Regards
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