1. Switch the ignition to ACC or ON (engine off).
2. Press the POWER/VOLUME button to turn the audio on.
3. Press the POWER/VOLUME button and SEEK button (up) simultaneously to launch the diagnostic assist function.
4. Verify that the launched diagnostic assist function is displayed on the screen.
5. Input each diagnostic assist code using the diagnostic assist screen. (See Diagnostic assist code list.)
Diagnostic assist screen
| No. | Name | Content/function |
| 1 | Diagnostic assist code display screen | Displays the diagnostic assist code. |
| 2 | Diagnostic assist code input button | Inputs the diagnostic assist code. |
| 3 | DEL button | Clears the diagnostic assist code. |
| 4 | Diagnostic content display screen | Displays the diagnostic content. |
| 5 | Diagnostic results display screen | Displays the diagnostic results. |
| 6 | ENTER switch | Transfers to the diagnostic assist function. |
1. Launch the diagnostic assist function. (See Activation procedure.)
2. Input the diagnostic assist code "01"using the diagnostic input screen.
3. Select "ENTER".
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched display inspection mode is displayed on the screen.
Verify the display.
Red→Green→Blue→White→
Black→Color bar→Gray bar
Display functions normally.
Display is normal.
Display does not function normally.
If the display does not display/operate normally, replace the audio unit.
5. Press the POWER/VOLUME button and return to the diagnostic assist screen.
6. Press the POWER/VOLUME button and end the diagnostic assist function.
1. Launch the diagnostic assist function. (See Activation procedure.)
2. Input the diagnostic assist code "02"using the diagnostic input screen.
3. Select "ENTER".
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched switch inspection mode is displayed on the screen.
Operate all of the switches (press).
Does the buzzer sound?
Check SW
Yes
The switch is normal.
No
Replace the audio unit.
5. Press the POWER/VOLUME button and return to the diagnostic assist screen.
6. Press the POWER/VOLUME button and end the diagnostic assist function.
1. Launch the diagnostic assist function. (See Activation procedure.)
2. Input the diagnostic assist code "03"using the diagnostic input screen.
3. Select "ENTER".
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched speaker inspection mode is displayed on the screen.
Does each speaker output sound in the following order?:
Without Bose®
Front door speaker (LH) and tweeter (LH)
Front door speaker (RH) and tweeter (RH)
Rear door speaker (RH)
Rear door speaker (LH)
With Bose®
Front door speaker (LH) and tweeter (LH)/front side speaker (LH)
Front door speaker (RH) and tweeter (RH)/front side speaker (RH)
Rear door speaker (RH) and rear speaker (RH)
Rear door speaker (LH) and rear speaker (LH)
Check Speaker
Yes
The speakers and the wiring harness between the audio unit/audio amplifier and speakers are normal.
No
If no sound is produced from all of the speakers.
If no sound is produced from some of the speakers.
5. Press the POWER/VOLUME button and return to the diagnostic assist screen.
6. Press the POWER/VOLUME button and end the diagnostic assist function.
1. Launch the diagnostic assist function. (See Activation procedure.)
2. Input the diagnostic assist code "04"using the diagnostic input screen.
3. Select "ENTER".
4. Inspect according to the following table:
CAUTION:
Even if the system is normal, radio reception may be difficult depending on where the system is inspected (indoors/outdoors, or conditions at the location). Before inspecting the system, verify that radio reception is adequate.
When performing the inspection, select the best area for receiving radio frequencies.
| Inspection | Display | Action |
| Verify that the launched radio reception condition inspection mode is displayed on the screen. | LEVEL-10 879—LEVEL-5 879 | Glass antenna, audio amplifier, antenna feeder and audio unit are normal. |
| LEVEL-4 879—LEVEL-3 879 | Change frequencies and re-perform the inspection. |
|
| LEVEL-2 879—LEVEL-0 879 | Inspect the glass antenna, antenna amplifier and antenna feeder. (See GLASS ANTENNA INSPECTION.) (See ANTENNA AMPLIFIER INSPECTION.) (See ANTENNA FEEDER NO.1 INSPECTION.) (See ANTENNA FEEDER NO.2 INSPECTION.)
|
5. Press the POWER/VOLUME button and return to the diagnostic assist screen.
6. Press the POWER/VOLUME button and end the diagnostic assist function.
1. Launch the diagnostic assist function. (See Activation procedure.)
2. Input the diagnostic assist code "05"using the diagnostic input screen.
3. Select "ENTER".
4. Inspect according to the following table:
CAUTION:
Even if the system is normal, radio reception may be difficult depending on where the system is inspected (indoors/outdoors, or conditions at the location). Before inspecting the system, verify that radio reception is adequate.
When performing the inspection, select the best area for receiving radio frequencies.
| Inspection | Display | Action |
|
| Verify that the launched antenna control output condition inspection mode is displayed on the screen. | ANT-ON | Good sound quality | System is normal. |
| Bad sound quality | Inspect the glass antenna, antenna amplifier and antenna feeder. (See GLASS ANTENNA INSPECTION.) (See ANTENNA AMPLIFIER INSPECTION.) (See ANTENNA FEEDER NO.1 INSPECTION.) (See ANTENNA FEEDER NO.2 INSPECTION.)
|
||
| ANT-OFF | Replace the audio unit. |
||
5. Press the POWER/VOLUME button and return to the diagnostic assist screen.
6. Press the POWER/VOLUME button and end the diagnostic assist function.
1. Refer to the manufacturer verification procedure. (See SUPPLIER IDENTIFICATION PROCEDURE [AUDIO].)
1. Launch the diagnostic assist function. (See Activation procedure.)
2. Input the diagnostic assist code "07"using the diagnostic input screen.
3. Select "ENTER".
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched audio amplifier specification inspection mode is displayed on the screen.
Verify the audio amplifier specifications.
Are the audio amplifier specifications correct?
Without Bose®
N
With Bose®
L
Yes
System is normal.
No
Replace the audio unit.
5. Press the POWER/VOLUME button and return to the diagnostic assist screen.
6. Press the POWER/VOLUME button and end the diagnostic assist function.
1. Tune in the radio.
2. Launch the diagnostic assist function. (See Activation procedure.)
3. Input the diagnostic assist code "09"using the diagnostic input screen.
4. Select "ENTER".
5. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched radio SEEK inspection mode is displayed on the screen.
Verify “ANY-CONT ON” is displayed and select “OK”.
Verify “MOV SIG AREA” is displayed and select “OK”.
“Now SEEKING” is displayed.
Is the inspection result normal?
--ch
RECEIVED
Yes
System is normal.
No
Replace the audio unit.
6. Press the POWER/VOLUME button and return to the diagnostic assist screen.
7. Press the POWER/VOLUME button and end the diagnostic assist function.
1. Verify that a CD is not inserted.
2. Launch the diagnostic assist function. (See Activation procedure.)
3. Input the diagnostic assist code "11"using the diagnostic input screen.
4. Select "ENTER".
5. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched CD diagnostic inspection mode is displayed on the screen.
Verify “INSERT NEW DISC” is displayed and insert a disc.
“NOW CHECKING USER DISC DEFECT” is displayed.
Verify the inspection results.
OK/DISC DEFECT
Yes
System is normal.
MALFUNCTION
No
Replace the audio unit.
6. Press the POWER/VOLUME button and return to the diagnostic assist screen.
7. Press the POWER/VOLUME button and end the diagnostic assist function.
1. Launch the diagnostic assist function. (See Activation procedure.)
2. Input the diagnostic assist code "14"using the diagnostic input screen.
3. Select "ENTER".
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the dial inspection screen is displayed.
Rotate the dial switch.
Does the switch rotation direction correspond to the direction displayed in the diagnostic assist screen?
VOL ENC ←→
TUNE ENC ←→
COMMANDAR ENC ←→
Yes
System is normal.
No
Replace the audio unit.
5. Press the POWER/VOLUME button and return to the diagnostic assist screen.
6. Press the POWER/VOLUME button and end the diagnostic assist function.
1. Launch the diagnostic assist function. (See Activation procedure.)
2. Input the diagnostic assist code "15"using the diagnostic input screen.
3. Select "ENTER".
4. Verify that the vehicle NAVI signal verification screen is displayed.
5. Verify the vehicle NAVI signal status displayed in the display.
| Name | Content/function |
| TNS | Displays the TNS signal status. |
| REV | Displays the reverse signal status. |
| PKB | Displays the parking brake signal status. |
| SPEED | Vehicle speed is displayed. |
| ST-SW | Displays the steering switch connection status. |
| COMMANDER | Displays the commander switch connection status. |
| MIC | Verifies the microphone connection status. |
| NAVI (USB) | Verifies the NAVI (USB) connection status. |
| NAVI GPS ANT | Verifies the GPS antenna connection status. |
6. Press the POWER/VOLUME button and return to the diagnostic assist screen.
7. Press the POWER/VOLUME button and end the diagnostic assist function.
NOTE:
Car-navigation unit, Bluetooth unit, rear mount camera connection information, and commander connection information, which are detected when the ignition is switched to ACC or ON the first time after connecting the negative battery cable, are recorded. The exterior device connection information clearing is a function which clears this connection information.
1. Launch the diagnostic assist function. (See Activation procedure.)
2. Input the diagnostic assist code "16"using the diagnostic input screen.
3. Select "ENTER".
4. Verify that the exterior device connection information clearing screen is displayed.
5. Perform the exterior device connection information clearing according to the screen display.
6. Press the POWER/VOLUME button and return to the diagnostic assist screen.
7. Press the POWER/VOLUME button and end the diagnostic assist function.
1. Switch the ignition to ACC or ON (engine off).
2. Press the POWER/VOLUME button to turn the audio on.
3. Press the SEEK button (up) for 0.2 s or more while simultaneously pressing the POWER/VOLUME button to launch the display inspection mode.
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched display inspection mode is displayed on the screen.
Are the characters displayed normally in the display (no truncation or faintness)?
Yes
Display is normal.
No
Replace the audio unit.
5. Switch the audio power supply off or switch the ignition off (LOCK) to complete the switch inspection mode.
1. Switch the ignition to ACC or ON (engine off).
2. Press the POWER/VOLUME button to turn the audio on.
3. Press PRESET button 3 for 0.2 s or more while simultaneously pressing the POWER/VOLUME button to launch the switch inspection mode.
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched switch inspection mode is displayed on the screen.
Operate all of the switches (press).
Does the buzzer sound?
―
Yes
The switch is normal.
No
Verify the switch.
(See CONFIRMATION STEP 1: AUDIO PANEL SWITCH CONFIRMATION [ENTIRE AUDIO SYSTEM].)
5. Switch the audio power supply off or switch the ignition off (LOCK) to complete the switch inspection mode.
1. Switch the ignition to ACC or ON (engine off).
2. Press the POWER/VOLUME button to turn the audio on.
3. Press the AUTO-M button for 0.2 s or more while simultaneously pressing the POWER/VOLUME button to launch the speaker inspection mode.NOTE:
The AUTO-M function operates when the AUTO-M button is pressed, however, press and hold it until the speaker inspection mode launches.
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched speaker inspection mode is displayed on the screen.
Does each speaker output sound in the following order?:
Front door speaker (LH) and tweeter (LH)
Front door speaker (RH) and tweeter (RH)
Rear door speaker (RH)
Rear door speaker (LH)
―
Yes
The speakers and the wiring harness between the audio unit and speakers are normal.
No
If no sound is produced from all of the speakers.
If no sound is produced from some of the speakers.
5. Switch the audio power supply off or switch the ignition off (LOCK) to complete the speaker inspection mode.
1. Switch the ignition to ACC or ON (engine off).
2. Press the POWER/VOLUME button to turn the audio on.
3. Tune in the radio.
4. Press PRESET button 2 for 0.2 s or more while simultaneously pressing the POWER/VOLUME button to launch the radio reception condition inspection mode.
5. Inspect according to the following table:CAUTION:
Even if the system is normal, radio reception may be difficult depending on where the system is inspected (indoors/outdoors, or conditions at the location). Before inspecting the system, verify that radio reception is adequate.
When performing the inspection, select the best area for receiving radio frequencies.
Inspection
Display
Action
Verify that the launched radio reception condition inspection mode is displayed on the screen.
LEV 10 ― LEV 5
Glass antenna, audio amplifier, antenna feeder and audio unit are normal.
LEV 4 ― LEV 3
Change frequencies and re-perform the inspection.
LEV 2 ― LEV 0
Inspect the glass antenna, antenna amplifier and antenna feeder.
(See GLASS ANTENNA INSPECTION.)
(See ANTENNA AMPLIFIER INSPECTION.)
If the glass antenna, antenna amplifier or antenna feeder is not normal, replace the malfunctioning part.
(See FILAMENT REPAIR.)
(See ANTENNA AMPLIFIER REMOVAL/INSTALLATION.)
If the glass antenna, audio amplifier and antenna feeder are normal, replace the audio unit.
6. Switch the audio power supply off or switch the ignition off (LOCK) to complete the radio reception condition inspection mode.
1. Switch the ignition to ACC or ON (engine off).
2. Press the POWER/VOLUME button to turn the audio on.
3. Press the FM/AM button for 0.2 s or more while simultaneously pressing the POWER/VOLUME button to launch the antenna control inspection mode.
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched antenna control inspection mode is displayed on the screen.
ANT―ON
Good sound quality
System is normal.
Bad sound quality
Inspect the glass antenna, antenna amplifier and antenna feeder.
(See GLASS ANTENNA INSPECTION.)
(See ANTENNA AMPLIFIER INSPECTION.)
If the glass antenna, antenna amplifier or antenna feeder is not normal, replace the malfunctioning part.
(See FILAMENT REPAIR.)
(See ANTENNA AMPLIFIER REMOVAL/INSTALLATION.)
If the glass antenna, audio amplifier and antenna feeder are normal, replace the audio unit.
ANT―OFF
Replace the audio unit.
5. Switch the audio power supply off or switch the ignition off (LOCK) to complete the antenna control inspection mode.
1. Switch the ignition to ACC or ON (engine off).
2. Press the POWER/VOLUME button to turn the audio on.
3. Simultaneously press the AUTO-M button and PRESET button 1 for 3 s or more to launch the dial inspection mode.NOTE:
The AUTO-M function operates when the AUTO-M button is pressed, however, press and hold it until the dial inspection mode launches.
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched dial inspection mode is displayed on the screen.
Rotate the dial switch.
Does the switch rotation direction correspond to the direction displayed in audio display?
→
←
Yes
System is normal.
No
Replace the audio unit.
5. Switch the audio power supply off or switch the ignition off (LOCK) to complete the dial inspection mode.
1. Switch the ignition to ACC or ON (engine off).
2. Press the POWER/VOLUME button to turn the audio on.
3. Press the SEEK button (down) for 3 s or more while simultaneously pressing the POWER/VOLUME button to launch the audio amplifier specification inspection mode.
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched audio amplifier specification inspection mode is displayed on the screen.
Verify the audio amplifier specifications.
Are the audio amplifier specifications correct?
Without Bose
N (Normal)
With Bose
L (Line out)
System is normal.
Replace the audio unit.
5. Switch the audio power supply off or switch the ignition off (LOCK) to complete the antenna control inspection mode.
1. Switch the ignition to ACC or ON (engine off).
2. Press the POWER/VOLUME button to turn the audio on.
3. Press PRESET button 1 for 3 s or more while simultaneously pressing the POWER/VOLUME button to launch the AUTO-M inspection mode.
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched AUTO-M inspection mode is displayed on the screen.
Perform the AUTO-M inspection according to the screen instructions.
Is the inspection result normal?
--ch
RECEIVED
Yes
System is normal.
No
Inspect the glass antenna, antenna amplifier and antenna feeder.
(See GLASS ANTENNA INSPECTION.)
(See ANTENNA AMPLIFIER INSPECTION.)
(See ANTENNA FEEDER NO.1 INSPECTION.)
(See ANTENNA FEEDER NO.2 INSPECTION.)
If the glass antenna, antenna amplifier or antenna feeder is not normal, replace the malfunctioning part.
(See FILAMENT REPAIR.)
(See ANTENNA AMPLIFIER REMOVAL/INSTALLATION.)
If the glass antenna, audio amplifier and antenna feeder are normal, replace the audio unit.
5. Switch the audio power supply off or switch the ignition off (LOCK) to complete the AUTO-M inspection mode.
1. Switch the ignition to ACC or ON (engine off).
2. Press the POWER/VOLUME button to turn the audio on.
3. Press PRESET button 6 for 3 s or more while simultaneously pressing the POWER/VOLUME button to launch the CD diagnostic inspection mode.
4. Inspect according to the following table:
Inspection
Display
Action
Verify that the launched CD diagnostic inspection mode is displayed on the screen.
After LOAD NEWDISC is displayed, insert the CD.
Is the inspection result normal?
CD DEFECTIVE
System is normal.
MALFUNCTION
Replace the audio unit.
5. Switch the audio power supply off or switch the ignition off (LOCK) to complete the antenna control inspection mode.