WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When replacing the radio receiver assembly or navigation ECU, always replace it with a new one. If a radio receiver assembly or navigation ECU which was installed to another vehicle is used, the following may occur:
A communication malfunction DTC m
PROCEDURE 1. CHECK DISPLAY SETTING (a) Check that the display is not in screen off mode. OK: The display setting is not in screen off mode. NG CHANGE SCREEN TO SCREEN ON MODE
OK 2. CHECK IMAGE QUALITY SETTING (a) Check that the display settings (contrast,