Manufacturer Code Charts: 2705

Control System DTCs

Navigation System DTC Troubleshooting: 2705

DTC 2705 : HFL Diag

NOTE:
* Check the vehicle battery condition first Battery Test.
* This navigation DTC sets when NG is indicated in the HFL diagnosis (the HFL icon is red in the System Links).
* Before you troubleshoot, make sure to follow the How to Troubleshoot the Navigation System How To Troubleshoot The Navigation System.
* Check any official Honda service website for more service information about the navigation system.
* Check the connectors for poor connections or loose terminals.

1. Problem verification:

Problem verification
-1. Clear the hard error codes How To Troubleshoot The Navigation System.

-2. Turn the ignition switch to LOCK (0) and then back to ON (II).

-3. Check for hard error codes How To Troubleshoot The Navigation System.

Is DTC 2705 indicated?
-YES- The failure is duplicated, go to step 2.
-NO- Intermittent failure, the system is OK at this time.

2. HandsFreeLink system DTC check:

HandsFreeLink system DTC check
-1. Select the HFL in the System Links, and check for HFL DTCs Navigation System Diagnostic Mode.

Is DTC B1792 indicated?
-YES- Go to B1792 troubleshooting B1792.
-NO- Replace the audio-navigation unit Audio-Navigation Unit Removal and Installation.