Problem Reports
Toyota Celica All-Trac
Report: Improperly Adjusted Valves May Cause Emissions Failure/Rough Idle
Toyota Celica All-Trac Problem
2 Reports
Model Years Affected: 1992, 1993
Verified
A rough idle and even an emissions inspection failure for high HC and CO can be caused by improperly adjusted valves. Also, exhaust valves may become to tight which can lead to valve failures. Our technicians tell us that regular valve adjustment inspections are a must.