Symptom Troubleshooting

Symptom Troubleshooting: Navigation cannot control audio system

Navigation cannot control audio system

Diagnostic Test: System Links

NOTE:

- Check the vehicle battery condition first.

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

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

- Check the connectors for poor connections or loose terminals.

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

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

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

- Inspect the DVD for dirt or damage.

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

1. Turn the ignition switch to ON (II).

2. Make sure the anti-theft code for the audio system is entered.

3. Go into the Diagnostic mode, and use the use the Self-Diagnosis Mode diagnostic. Navigation System Diagnostic Mode

Is the Radio icon red?
YES - Do the troubleshooting for the voice guidance cannot be heard. Symptom Troubleshooting

NO - Go to step 4.


4. Substitute a known-good navigation unit, Service and Repair and recheck.

Can the navigation system control audio/disc functions?
YES - Replace the navigation unit. Service and Repair

NO - Do the audio system troubleshooting.