DTC B1595: No Response from Rear Seat Entertainment System; DTC B15D5: Rear Seat Entertainment System Disconnected: Description

The display and navigation module display and multi-display controller sub-assembly are connected by the MOST communication line.

When a MOST communication error occurs between the display and navigation module display and multi-display controller sub-assembly, these DTCs will be stored.

DTC No.	DTC Detection Condition	Trouble Area
B1595	No response to the diagnostic memory request from the master unit.	Multi-display controller sub-assembly power source circuit MOST circuit between stereo component amplifier assembly and multi-display controller sub-assembly MOST circuit between multi-display controller sub-assembly and display and navigation module display Multi-display controller sub-assembly Display and navigation module display
B15D5	A device that is listed in the MOST network connected device record of the master unit is missing.

HINT:

For the MOST network, the display and navigation module display is the master unit.