That'd be a cat... try driving around for awhile, at high rpms before
the next test, your car might not've been hot enough. Does this car have
headers? They can cause less heat to get transfered to the cat as well..
-k
Darren Madams wrote:
>
> On a Honda, what would cause a slightly higer reading of Hydro Carbons
> (HC) at idle if it's fine at 2500? ANd CO were fine at both? And all
> other systems are fine...
>
> --D
--
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Kit Wetzler http://www.mindspring.com/~kitwetzler
"It's amazing how much 'mature wisdom' resembles being too tired."
_Time Enough for Love_, by Robert Heinlein
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