NO.9 LCD DOES NOT DISPLAY AT ALL [AUDIO]


id0903e1803800

9

LCD does not display at all/Possible DTC: 09:Er20, 21:Er19

Troubleshooting hints
•  Audio unit malfunction
•  Information display malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION

1
•  Turn the audio unit to ON.
•  Press both POWER ON/OFF and SEEK UP buttons for 0.2 seconds at the same time.
•  Does the LCD display properly?
Yes
Go to the next step.
No
Replace the information display.
2
•  Press either CLC or SET/INFO button on the information display.
•  Does the beep sound?
Yes
Replace the audio unit.
No
Replace both audio unit and information display.
(CAN communication malfunction)