Inspection Procedure

Check the setting. (Is it set to Day Mode in screen adjustment?)

Normal.

2 Check if the screen is dimmed at night. (With the light control switch ON, do all screens except the navigation screen appear in Night Mode?)

Does the beep sound by operating switches on the navigation screen?

Replace the navigation ECU.

Check "AVC-LAN communication circuit" (See page DI-872).

Replace or repair AVC-LAN circuit.

Replace the navigation ECU.

5

Check the multi display.

CHECK:

Check terminal TAIL. OK:

TAIL: See "Multi Display" of "TERMINAL OF ECU".

Replace or repair wire harness.

DI7PA-01

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