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How to Clear DTCs

NOTE: Make sure the battery is fully charged before you begin.
  1. Press the engine start/stop button to select the OFF mode.
  2. Connect the HDS (Honda Diagnostic System) to the data link connector (DLC) (A) located under the driver's side of the dashboard.
    Fig 1: Identifying Data Link Connector
    G08078136Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. Press the engine start/stop button to select the ON mode.
  4. Make sure the HDS communicates with the vehicle and the ACC unit. If it does not communicate, go to the DLC circuit troubleshooting (see DLC CIRCUIT TROUBLESHOOTING ).
  5. In the DRIVING SUPPORT MENU of the HDS, select ACC, then DTCs choose the clear DTCs icon, and follow the prompts.
  6. Press the engine start/stop button to select the OFF mode, then wait for 10 seconds.
  7. Disconnect the HDS from the DLC.
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