DTC B1321-87: Lost Communication with EMV Missing Message [12/2017 - 10/2020]: Description

The meter mirror sub-assembly receives signals from the radio receiver assembly via local bus communication and displays audio system and navigation system information on the headup display.

This DTC is stored when the meter mirror sub-assembly cannot receive the signal.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Memory
B1321-87	Lost Communication with EMV Missing Message	DTC Detection Condition: IG+ voltage 9.5 to 11.5 V or higher Malfunction Status: Lost communication with radio receiver assembly Malfunction Duration: 30 seconds or more	Harness or connector Meter mirror sub-assembly Radio receiver assembly	DTC stored

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

B1321-87

Lost Communication with EMV Missing Message

DTC Detection Condition: IG+ voltage 9.5 to 11.5 V or higher

Malfunction Status: Lost communication with radio receiver assembly

Malfunction Duration: 30 seconds or more

Harness or connector
Meter mirror sub-assembly
Radio receiver assembly

DTC stored