Posts Tagged: When a check engine light goes on

How to use a scan tool

Check engine light on – How to use a scan tool and understand trouble codes When a check engine light goes on, people either freak out or ignore it. The people who ignore the check engine light have been told that it’s just an “emissions thing.” They know it’s going to cost money to get it checked out, so they don’t care. What they don’t understand is that you only get an emissions issue and a check engine light because something is wrong with your engine. It’s either not burning … Read More