Audio Screen Is Not Shown (NAVI Screen Is Shown)

WARNING: This page is about a different car, the 2005 Infiniti FX45 and 2005 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.

CHECK 1: COMMUNICATION LINE
Check audio communication line. Refer to "AUDIO COMMUNICATION LINE CHECK (BETWEEN DISPLAY CONTROL UNIT AND AUDIO UNIT) ".

OK or NG
1. OK : GO TO 2.
2. NG : Check the malfunctioning parts.
CHECK 2: COMMUNICATION LINE
Check display communication line. Refer to "DISPLAY COMMUNICATION LINE CHECK (BETWEEN DISPLAY CONTROL UNIT AND DISPLAY) ".

OK or NG
1. OK : Replace display.
2. NG : Check the malfunctioning parts.