How to use ?Locating Data Link Connector1.Choose a location under driver side dash under steering wheel) and use thatdescription in both places.2.If unsure about location of dlc, check vehicl manual or reputable service center about location Connect the tool1.If the connector is not there a label should be there indicating thewhereabouts of the connector.2:If necessary, remove the cover from the DLC3.Turn the ignition switch to the on position. Do not start the engine4.Plug the OBD connector into the Data Link Connector.5.The tool will attempt to identify the vehicle. If successful, the vehicle identifielisplayed. if the vehicle cannot be identified, menus will be shown for you to select the vehicle manually.