Reading Diagnostic Trouble Codes

How to Retrieve DTCs

1. With the ignition switch at LOCK (0), connect the HDS (Honda Diagnostic System) to the data link connector (DLC) (A) located under the driver's side of the dashboard.





2. Turn the ignition switch to ON (II).
3. Make sure the HDS communicates, with the vehicle and the TPMS control unit. If it doesn't, troubleshoot the DLC circuit.
4. Follow the prompts on the HDS to display the DTC(s) on the screen. After determining the DTC, DTC troubleshooting. Diagnostic Trouble Code Descriptions

NOTE: See the HDS Help menu for specific instructions.

5. Turn the ignition switch to LOCK (0).