How to Retrieve DTCs
- With the ignition switch in LOCK (0), connect the HDS to the data link connector (DLC) under the driver's side of the dashboard.
- Turn the ignition switch to ON (II).
- Make sure the HDS communicates with the vehicle and the VSA modulator-control unit. If it does not, troubleshoot the DLC circuit DLC CIRCUIT TROUBLESHOOTING
- Follow the prompts on the HDS to display the DTC(s) on the screen. After determining the DTC, refer to the DTC TROUBLESHOOTING . Do the all systems DTC check, and troubleshoot any powertrain DTCs first.
- Turn the ignition switch to LOCK (0).