Manufacturer Code Charts: 2603

Navigation System DTC Troubleshooting: 2603

DTC 2603:

Display Diag: RAM

NOTE:

- Check the vehicle battery condition first Testing and Inspection.
- Check any official Honda service website for more service information about the navigation system.
- This navigation DTC sets when a malfunction is detected in the navigation display.
- Check for B-CAN DTCs and resolve them before troubleshooting.
- Before you troubleshoot, make sure to follow the general troubleshooting information How To Troubleshoot The Navigation System.

1. Clear the hard error code.

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

3. Go into the Diagnostic Menu, and select the Unit Check in the Detail Information & Setting.

4. Check the Display test.

Is the RAM NG?

YES -

Replace the navigation display unit Service and Repair.�

NO -

Intermittent failure, the system is OK at this time.�