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stlrj stlrj is offline
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Join Date: Dec 1999
Location: Novato, CA
Posts: 4,740
Quote:
Originally Posted by stlrj View Post
Vacuum leaks are pretty common on the 3.2 due to intake manifold gasket failure that will result in high NO due to running lean. If your idle improves when spraying carb cleaner at the base of your manifolds, you might be too lean. If that's the case, take it in and have the CO adjusted and then it should pass.


Cheers,

Joe
87 Carrera that also failed for the same reason, but passed after CO adjustment.
The brown wire on my 87 was never disconnected when I failed but the CO adjustment did the trick in my case.

Keep your fingers crossed, you may be lucky.


Cheers,

Joe
Old 02-05-2016, 03:23 PM
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