How Do You Read And Manually Check Engine Codes On A Dodge 3500 Truck?
Reading and checking engine codes on your Dodge 3500 truck requires a special tool called an ODB scan tool. The Dodge 3500 uses an on-board diagnostic computer to generate and store error codes generated by a faulty system component or components. When your Check Engine light comes on, the first thing you need to do, before fixing anything, is to read and manually check the engine codes. Open the fuse panel cover on your Dodge 3500: turn the knob on the fuse panel cover counterclockwise and pull down on the fuse panel cover. Plug the OBD scan tool electrical connector into the port on the fuse panel. There is only one port that will accept the OBD scan tool. Turn the ignition key to the “II” position. Check the display or readout on the OBD scan tool. The display should show a code if there is something wrong with your truck. Open your model year Dodge 3500 truck’s service manual and cross-reference the code number generated by the Dodge’s computer and displayed on the ODB scan tool wi
