Manufacturer Code Charts: 2707

Navigation System DTC Troubleshooting: 2707

DTC 2707:

Mic Diag

NOTE:

- Check the vehicle battery condition first Battery Test.
- Before you troubleshoot, make sure to follow the general troubleshooting information Reading and Clearing Diagnostic Trouble Codes.

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 Self-Diagnosis Mode in the Select Diagnosis items menu Navigation System Diagnostic Mode.

4. Select the System Links.

Is the Mic icon red?

YES -

Go to step 5.

NO -

Go to step 8.

5. Turn the ignition switch to LOCK (0).

6. Check for poor connections or loose terminals at audio- navigation unit connector D (12P).

Are the connections OK?

YES -

Go to step 7.

NO -

Repair poor connections or loose terminals.�

7. Select the Mic in the System Links.

8. Press the navigation TALK button on the steering wheel switch, then check the Mic Level.

Is the microphone level OK?

YES -

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

NO -

Go to step 9.

9. Turn the ignition switch to LOCK (0).

10. Disconnect the navigation unit connector D (12P).

11. Disconnect the microphone connector (3P).

12. Check for continuity between audio-navigation unit connector D (12P) and the microphone connector (3P) according to the table.









Is there continuity?

YES -

Substitute a known-good microphone assembly, and recheck.�

NO -

There is an open or high resistance in the wire between the microphone and audio-navigation unit.�