If your flash light check engine on the Dodge diesel truck is a good sign that your engine computer is warning that your system emission diesel do not, or one of the sensors is defective. The best way to confirm if you have an error code that is to disconnect the cable clamps to battery or the protection of the computer and pull it back for a minute or two. If the engine light check is on the Dodge diesel, this means a system error is detected in the act, and must be found. You can scan code to do this or go to the nearest part store so they scan the code free.
Before scanning for fault codes, engine, make sure the following loans:
Air filters and fuel replaced » Read more: Check Engine Light On Dodge Diesel – Can You Fix It?