How to Connect the HDS

WARNING: This page is about a different car, the 2022 Honda Accord, 2021 Honda Accord, 2020 Honda Accord, 2019 Honda Accord, and 2018 Honda Accord. However, it is still accessible from the selected car via links, so may be relevant.

1. Turn the vehicle to the OFF (LOCK) mode.

2. Connect the HDS to the DLC (A) located under the driver's side of the dashboard.

Courtesy of HONDA, U.S.A., INC.

3. Turn the vehicle to the ON mode, but do not start the engine.

4. Activate the HDS, then make sure the HDS communicates with the PCM and other vehicle systems. If it doesn't, go to the DLC circuit troubleshooting (with ACC)

or F-CAN circuit troubleshooting (without ACC) .

NOTE: For the models without ACC, if the F-CAN circuit troubleshooting is OK, go to the DLC circuit troubleshooting .