MERCURY COUGAR ENGINE

A check en­gine light, also known as a ser­vice en­gine light, or a MIL (mal­func­tion in­di­ca­tor light) is de­signed to let you know there is a prob­lem with one of your car's...

A com­puter sys­tem is used to help choose which en­gine will be more ef­fi­cient at any given time. In most cases the elec­tric mo­tor will start the ve­hi­cle in mo­tion, while the...