A status screen will indicate progress of the automatic protocol detection:On many vehicles, there are multiple on-board computers (ECUs) that reside on the OBD-II network.Since OBD-II protocol dictates that you can only connect to one ECU at a time, it’s recommended you connect to the ECU reporting the most Supported PIDs first (you can always re-connect and select an alternate ECU). When Auto-Detect is complete, you will see a dialog box similar to below:Step 8: Connecting to your vehicleClick the ‘Connect’ button (circled in red below):OBDwiz will cycle through all legislated OBD-II protocols and detect which is used by your vehicle.
Your license key is printed on the Quick Start Guide included with OBDLink SX.Step 7: Initial Software Setup (Only for XP or Vista users)Click the ‘Auto Detect’ button, circled in red here:OBDwiz will check all known COM ports and baud rate options and auto-configure itself to work seamlessly with your OBDLink adapter. If there are no markings, turn the key clockwise and stop just short of starting the engine.The LED will turn green.Note: Vehicles with push button start: press the button without stepping on the brake pedal.Yellow LED?Ĭheck OBD port, auxilary port, and the cigarette lighter for blown fuses.Step 6: Launch OBDwiz softwareClick Start Programs OBDwiz OBDwiz.
The most common location is below the steering column, just below the driver’s dash area.Step 4: Plug SX into the OBD portDon’t use excessive force, but make sure it fits snugly.Can’t find your OBD port? VisitStep 5: Turn ignition to Key On, Engine Off positionOn some vehicles the ‘ON’ position is marked with the Roman numeral ‘II’. The diagnostic connector will usually be exposed, but sometimes it’s hidden under a decorative plastic cover, or behind an ashtray or coin tray.
Step 2: Connect SX to the PCThe LED will turn yellow when you connect SX to the PC’s USB port.Red LED? Drivers were not installed properly.Note: If the drivers for SX do not install automatically, click on the link below to install the driver.Step 3: Locate the OBD-II diagnostic connector in your vehicleThe diagnostic connector is always located in or near the interior dashboard of your vehicle.