DTC B1324: Lost Communication with Meter; DTC B1325: Lost Communication with HUD [12/2019 - 10/2022]: Description

These DTCs are stored when communication between the radio receiver assembly and combination meter assembly or headup display (meter mirror sub-assembly)*1 is not possible.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
B1324	Lost Communication with Meter	CAN reception error	Local bus communication line Combination meter power source circuit Combination meter assembly Radio receiver assembly Harness or connector No. 33 junction connector Stop and start system*2
B1325	Lost Communication with HUD	CAN reception error	Local bus communication line Headup display (meter mirror sub-assembly) power source circuit Headup display (meter mirror sub-assembly) Radio receiver assembly Harness or connector No. 33 junction connector Stop and start system*2

*1: w/ Headup Display System
*2: w/ Stop and Start System

HINT:

The radio receiver assembly is the master unit.