Cylinder head valves normally will not just bend unless the engine has experienced some sort of trauma. Bent valves can occur as the by-product of a timing belt failure, as the valves strike the ...

Ignore that light and risk higher emissions, lower mpg, reduced power, and severe engine damage Rislone Cat Complete Clears ...

Normally, this code indicates that the parameters aren’t in line with where they should be with the EGR valve. For example, if the valve should be fully open but it only opens partially, this code ...

Some variable valve systems also work on the exhaust valves, which open to let the air-fuel mixture out of the engine. Related: Is Your Check-Engine Light On? 5 of the Most Common Causes ...

One such issue is related to the exhaust camshaft, the mechanical component that controls the timing of a V-style engine's valves. When your car is running low on oil, there wouldn't be enough oil ...

Despite remarkable progress made over the past 30 years, automobiles continue to be a major source of hydrocarbon emissions. The objective of this study is to evaluate whether variable exhaust valve ...