1991 honda civic rpm problems
vorked1260
11-13-2005, 04:26 PM
i have a 1991 honda civc 4dr....,when im in neutral the rpm jump from 1.5 rpms to 3 rpms the back and forth a a steady rate and fairly quick what could this be??? i have rebuilt the whol thins new gaskets and a newe clutch any of this effect it????
doug294
11-13-2005, 05:30 PM
Sounds like a vacuum leak to me.
Hybrid1990crx
11-14-2005, 06:16 AM
eacv in the back of the intake manifold, or a cracked vacuum line.
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