DTC B1569: DVD-ROM Deck Disconnected: Description

The display and navigation module display and navigation module board are connected by the IEEE cable.

When an IEEE communication error occurs between the display and navigation module display and multimedia module navigation assembly, this DTC will be stored.

DTC Code	DTC Detection Condition	Trouble Area
B1569	When either of the conditions below is met: navigation module board is/was not connected while the engine switch is on (IG or ACC). Communication between the master unit and the navigation module board is not possible when the engine is started.	IEEE cable Display and navigation module display navigation module board Harness or connector

HINT:

Even if no fault is present, this DTC may be stored depending on the battery condition or engine start voltage.
The display and navigation module display is the master unit.