NOTE:
1. Determine possible failure area (USB device, others).
Connect the customer's USB device to a known-good vehicle (same year/trim) that is equipped with a USB port, and check the USB device operation.
Does the USB device working properly in the known-good vehicle?
YES
Go to step 2.
NO
See the Owner's Manual for details about the USB device requirements and approved file types.
2. Problem verification:
Does the USB device work properly in the customer's vehicle?
YES
Intermittent failure, the system is OK at this time. Inspect the connectors of the USB device, USB port and USB adapter for wear.
NO: USB port A and B do not work
The failure is duplicated in USB port A and B, replace the audio-navigation unit.
NO: USB port A does not work
The failure is duplicated in USB port A, go to step 3.
NO: USB port B does not work
The failure is duplicated in USB port B, go to step 4.
3. Open wire check (USB A lines):
Audio-navigation unit connector F (5P)
USB adapter A 5P connector
.png)
Is there continuity?
YES
The USB harness is OK. Go to step 5.
NO
There is an open in the wire (s) between the audio-navigation unit and the USB adapter A. Replace the affected shielded harness.
4. Open wire check (USB B lines):
Audio-navigation unit connector G (5P)
USB adapter B 5P connector
.png)
Is there continuity?
YES
The USB harness is OK. Go to step 5.
NO
There is an open in the wire (s) between the audio-navigation unit and the USB adapter B. Replace the affected shielded harness.
5. Audio-navigation unit check (substitution):
Does the symptom go away?
YES
Replace the original audio-navigation unit.
NO
Replace the USB adapter A or USB adapter B.
USB Device Does Not Function (Without Navigation, Color Audio Type
(5-inch Screen) )
USB Device Does Not Function (Without Navigation, Display Audio Type
(7-inch Screen) )
Volume Does Not Increase With Speed (With Navigation)
Navigation System Symptom Troubleshooting - Rearview Camera Image Does Not
Change When Selecting Different Views
Navigation System Symptom Troubleshooting - Voice Control Does Not
Work/Respond