April 5, 2026: LEMON Manuals is launched! Read the announcement.

Trouble Symptom Chart

WARNING: This page is about a different variant/trim than selected.

TROUBLE SYMPTOM CHART

Trouble symptom	Inspection procedure
No navigation screen is displayed.	Refer to INSPECTION PROCEDURE 1: NO NAVIGATION SCREEN IS DISPLAYED.
No sound is heard.	Refer to INSPECTION PROCEDURE 2: NO SOUND IS HEARD.
No sound is heard from one of the speakers.	Refer to INSPECTION PROCEDURE 3: NO SOUND IS HEARD FROM ONE OF THE SPEAKERS.
The navigation system can be operated while the vehicle is driven.	Refer to INSPECTION PROCEDURE 4: THE NAVIGATION SYSTEM CAN BE OPERATED WHILE THE VEHICLE IS DRIVEN.
The screen is not normal in the navigation mode. (The displayed position of the vehicle mark deviates.)	Refer to INSPECTION PROCEDURE 5: THE SCREEN IS NOT NORMAL IN THE NAVIGATION MODE. (THE OWN VEHICLE MARK IS DISLOCATED.)
The AM/FM radio broadcasting cannot be received.	Refer to INSPECTION PROCEDURE 6: THE AM/FM RADIO BROADCASTING CANNOT BE RECEIVED.
GPS signal can not be received.	Refer to INSPECTION PROCEDURE 7: GPS SIGNAL CAN NOT BE RECEIVED.
CD/DVD cannot be played.	Refer to INSPECTION PROCEDURE 8: CD/DVD CANNOT BE PLAYED.
Image of a DVD is played, but no sound is played.	Refer to INSPECTION PROCEDURE 9: IMAGE OF A DVD IS PLAYED, BUT NO SOUND IS PLAYED.
Sound of a DVD can be played, but no image is played.	Refer to INSPECTION PROCEDURE 10: SOUND OF A DVD CAN BE PLAYED, BUT NO IMAGE IS PLAYED.
The picture and sound of audio and video adapter's input are not played.	Refer to INSPECTION PROCEDURE 11: THE PICTURE AND SOUND OF AUDIO AND VIDEO ADAPTER'S INPUT ARE NOT PLAYED.
Check the CAN box unit power supply circuit.	Refer to INSPECTION PROCEDURE 12: CHECK THE CAN BOX UNIT POWER SUPPLY CIRCUIT.

NOTE:

For the troubleshooting of the USB box, refer to DIAGNOSIS MODE -- VEHICLES WITH MMCS . < Vehicles with USB box >
For the troubleshooting of the hands free module, refer to DIAGNOSIS . < Vehicles with hands free module >
For the troubleshooting of the steering wheel audio remote control switch, refer to STEERING WHEEL AUDIO REMOTE CONTROL SWITCH . < Vehicles with steering wheel audio remote control switch >