DTC B15D0: MOST Communication Malfunction [08/2019 - ]: Description

Audio and visual system components communicate with each other via MOST communication.

If a line short or short to ground occurs in a MOST communication line, communication will not be possible and the audio and visual system will not operate normally.

After the power switch is turned on (ACC), if the MOST communication network cannot be established and MOST communication is determined to not be possible, this DTC will be stored.

HINT:

Electrical noise may cause communication malfunctions between devices in the MOST network.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
B15D0	MOST Communication Malfunction	MOST network cannot be established.	Stereo component amplifier assembly Radio receiver assembly Harness or connector