high NO readings on emissions
01-21-2004, 12:07 PM
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high NO readings on emissions
Actually it's not an Audi but you guys seem to know your stuff on this site, what usually causes high NO readings on an emission test? it was 1238 with a max of 847. I am thinkin cat but I duno.
01-22-2004, 09:22 PM
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Re: something is too hot. clogged cat or too lean maybe?
Well the timing on the car is messed up too it turns out, so i am pretty sure that is the cause. I know she got the tbelt replaced not too long ago, probably missed a tooth or somethin with the belt.
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