Symptom Troubleshooting
Navigation System Symptom Troubleshooting - Display day/night mode does not work or does not work properly
Display day/night mode does not work or does not work properly
- Turn the headlight on, and check that the dash brightness setting is not set to high.
- Check the connectors for poor connections or loose terminals.
- Always check for and resolve all CAN DTCs before troubleshooting the navigation system.
- Verify that the correct audio-navigation unit is installed for this model. Go into the System Diagnostic Mode, and use Version.
- Before troubleshooting, make sure you have the anti-theft code.
- After troubleshooting, enter the anti-theft code.
- Check any official Honda service website for more service information about the navigation system.
1. Turn the ignition switch to ON (II), or press the engine start/stop button to select the ON mode.
2. Press the Day/Night () button to see if the display changes to day and night modes.
Does the display change to day and night modes when pressing the Day/Night button?
YES -
Go to step 3.
NO -
Go to Interface dial buttons do not work properly troubleshooting Symptom Troubleshooting.
3. Turn the combination lighting switch to the parking light position, and adjust the dash brightness up and down, then to the middle range.
Does the display change to day and night modes when turning the headlights on and off?
YES -
Intermittent failure. The system is OK at this time.
NO -
Go to step 4.
4. Turn the combination lighting switch to the off position.
5. Clear the hard error code.
6. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode, then back to ON (II), or the ON mode.
7. Check for the hard error code.
Are there hard error codes stored?
YES -
Refer to the hard error code troubleshooting.
NO -
Go to step 8.
8. Turn the ignition switch to LOCK (0), or press the engine start/stop button to select the OFF mode.
9. Disconnect the navigation display unit 36P connector.
10. With the combination lighting switch to the parking light position, measure the voltage between navigation display unit 36P connector terminal No. 36 and body ground.
Is there battery voltage?
YES -
Substitute a known-good navigation display unit Navigation Display Unit Removal/Installation, then reconnect all of the connectors, and recheck. If the symptom/indication goes away, replace the original navigation display unit Navigation Display Unit Removal/Installation. If the symptom/indication is still present, replace the gauge control module Service and Repair.
NO -
Repair an open or short in the wire between the navigation display unit and the gauge control module.