Symptom Troubleshooting

Navigation System Symptom Troubleshooting - Navigation system does not accept security code

Navigation system does not accept security code

NOTE:

- Check the vehicle battery condition first Battery Test.
- Check the connectors for poor connections or loose terminals.
- The system will not operate without the 4-digit security (anti-theft) code. Follow the this procedure. If the navigation system does not accept the code, follow this procedure. After you try to enter the security code 10 times consecutively, you must cycle the key to try again.
- The Navigation System Diagnosis and Core Return Form is available on ISIS, under Job aids, and can be printed out for recording this information. This information will help the reman facility determine what caused the failure.
- Check for and resolve all CAN DTCs before troubleshooting the navigation system.
- Verify that the correct navigation unit is installed for this model. Go into the System Diagnostic Mode Navigation System Diagnostic Mode, and use Version.
- Before troubleshooting, make sure you have the anti-theft code for the audio system and the navigation system.
- After troubleshooting, enter the anti-theft code for the audio system and the navigation system.
- Make sure that the correct navigation DVD color and version are installed.
- Inspect the navigation DVD for dirt or damage.
- Check any official Honda service website for more service information about the navigation system.

1. Go into the System Diagnostic Mode Navigation System Diagnostic Mode, and use the ECU info under the Unit Check diagnosis. A brief diagnosis runs for 20 seconds, and the serial number is displayed.

Is the serial number displayed?

YES -

Go to step 4.

NO -

Go to step 2.

2. Remove the navigation unit Service and Repair.

3. Check the serial number on the label on the underside of the navigation unit.

Is the serial number confirmed on the underside of the navigation unit?

YES -

Go to step 4.

NO -

Replace the navigation unit Service and Repair.

4. Using the serial number, look up the navigation security code in the Interactive Network (iN). (click: Service, Vehicle Information, Anti-Theft code Inquiry, and then select Navigation from the "product" drop-down box). Enter the serial number.

Is a 4-digit code displayed on the screen?

YES -

Go to step 5.

NO -

Call the Warranty Department to obtain the code (the telephone number is in the PDI service bulletin). Do not call Tech Line. Then go to step 5.

5. Check that the obtained code works to bypass the code screen in the navigation system.

Does the code work?

YES -

The system is OK at this time. Return the vehicle to the client and give them the anti-theft code.

NO -

Call the warranty Department to verify the security code is correct for the navigation unit's serial number. If it is not, replace the navigation unit Service and Repair, and enter Won't take security code, in the problem description field of the core return form; (as proof, enclose the sticker that contains the serial number and the code).