How to Retrieve DTCs

WARNING: This page is about a different car, the 2008 Honda Fit. However, it is still accessible from the selected car via links, so may be relevant.

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

Fig 1: Connecting HDS To Data Link Connector (DLC)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Turn the ignition switch ON (II).
Make sure the HDS communicates with the vehicle and the TPMS control unit. If it doesn't, troubleshoot the DLC circuit (see DLC CIRCUIT TROUBLESHOOTING (PART 1) ).
Follow the prompts on the HDS to display the DTC(s) on the screen. After determining the DTC, refer to the DTC troubleshooting.
NOTE: See the HDS Help menu for specific instructions.
Turn the ignition switch OFF.