Manufacturer Code Charts: 2601

Navigation System DTC Troubleshooting: 2601

DTC 2601: Display Diag: Connect

NOTE:

- Check the vehicle battery condition first.

- Check for B-CAN DTCs and resolve them before troubleshooting.

- Before you troubleshoot, make sure to follow the general troubleshooting information. How to Troubleshoot the Navigation System (With Navigation)

1. Clear the hard error code. How to Troubleshoot the Navigation System (With Navigation)

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 (With Navigation)

4. Check the System Links.

Is the Display icon red?
YES - Go to step 5.

NO - Intermittent failure, the system is OK at this time.


5. Check for poor connections or loose terminals at navigation unit connector B (32P), audio unit connector E (14P), and XM receiver connector A (14P).

Are the connections OK?
YES - Go to step 5.

NO - Repair poor connections or loose terminals, and recheck the self-diagnosis mode. Navigation System Diagnostic Mode (With Navigation)


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

7. Disconnect navigation unit connector B (32P) and the navigation display unit 28P connector.

8. Connect the navigation unit connector B (32P) terminals No. 10 and No. 26 with a jumper wire.






9. Check for continuity between navigation display unit 28P connector terminals No. 5 and No. 19.

Is there continuity?
YES - Go to step 10.

NO - Open in the wire between the navigation unit and the navigation display unit. Replace the affected shielded harness.






10. Disconnect the jumper wire.

11. Disconnect the audio unit connector E (14P) and XM receiver A (14P) connector.

12. Check for continuity between navigation display unit 28P connector terminals No. 5 and No. 19, and between terminals No. 3 and No. 17.

Is there continuity?
YES - Short in the wire(s) between GA-NET (+) and (-) wire. Replace the affected shielded harness.

NO - Go to step 13.






13. Check for continuity between body ground and navigation display unit 28P connector terminals No. 5 and No. 19 individually.

Is there continuity?
YES - Short to body ground in the wire(s) between the navigation display unit and the navigation unit. Replace the affected shielded harness.

NO - Go to step 14.






14. Reconnect the all connectors, then turn the ignition switch to ON (II).

15. Go into the Diagnostic Menu, and select the Self-Diagnosis Mode in the Select Diagnosis Items menu. Navigation System Diagnostic Mode (With Navigation)

16. Check the System Links.

Is the Display icon red?
YES - Go to step 17.

NO - Intermittent failure, the system is OK at this time.


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

18. Disconnect audio unit connector E (14P), and then ignition switch to ON (II).

19. Go into the Diagnostic Menu, and Select the Self-Diagnosis Mode in the Select Diagnosis Items Menu. Navigation System Diagnostic Mode (With Navigation)

20. Check the System Links.

Is the Display icon red?
YES - Go to step 21.

NO - Internal short circuit in the audio unit.


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

22. Connect audio unit connector E (14P).

23. Disconnect XM receiver connector A (14P), and then turn the ignition switch to ON (II).

24. Go into the Diagnostic Menu, and Select the Self-Diagnosis Mode in the Select Diagnosis Items Menu. Navigation System Diagnostic Mode (With Navigation)

25. Check the System Links.

Is the Display icon red?
YES - Replace the navigation display unit. Service and Repair

NO - Replace the XM receiver. XM Receiver Removal/Installation (With XM Radio)