NO.5 CANNOT PRESET (PRESET FUNCTION DOES NOT OPERATE)

id0903a3804700

5

Cannot preset (preset function does not operate)/Possible DTC: 21:Er19

POSSIBLE CAUSE

• Audio unit malfunction
• Center panel malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION

1
• Tune to the desired station and press channel preset button 1 for about 2 s to store it.
• Repeat the above for other stations using channel preset buttons 2 to 5.
•  Press channel preset button 1 to 6 one by one.
• Are the stored stations present?
Yes
Go to the next step.
No
Go to Step 3.
2
• Turn the ignition switch to the LOCK position, and then to ACC.
• Check if the preset stations are stored by pressing the preset buttons.
• Are the stations stored?
Yes
The system is normal. (Explain preset procedure to customer using Owner's Manual)
No
Replace the audio unit.
3
• Remove the center panel from the audio unit, and reinstall the center panel to the audio unit to check the connector connections.
• Turn the audio power switch on.
• Press the POWER button and simultaneously pull up the CLOCK switch at same time for approximately 1 s to enter the system to switch to the check mode.
• Press all buttons and check if a buzzing sound occur.
• Are all the buttons normal?
Yes
Replace the audio unit.
No
Replace the center panel.