Symptom Troubleshooting

Symptom Troubleshooting: Trip computer-no fuel information

Trip computer-no fuel information

Diagnostic Test: Self-Diagnosis Mode

NOTE:

- Check the vehicle battery condition first.

- Always check for and resolve all CAN DTCs before troubleshooting the navigation system.

- Check the connectors for poor connections or loose terminals.

- The navigation only displays the trip information. The calculations are done in the gauge control module.

- Before troubleshooting, make sure you have the anti-theft codes for the audio system and the navigation system.

- After troubleshooting, enter the navigation system anti-theft codes.

- Verify that the correct navigation unit is installed for this model. Go into the diagnostic mode, and use Version. Navigation System Diagnostic Mode

- Make sure that the correct DVD color and version are installed.

- Check any official Honda service website for more service information about the navigation system.

Do the System Links check Navigation System Diagnostic Mode to check the communication line between the PCM (FI-ECU) and the navigation unit.

1. Start the engine.

2. Go into the Self-Diagnosis Mode, and use Trip Information diagnostic under System Links. Navigation System Diagnostic Mode

Are the values greater than zero?
YES - The system is OK.

NO - Check for B or F-CAN DTCs, then troubleshoot them.