DTC B1321: Lost Communication with EMV [11/2017 - ]: Description

The combination meter assembly and radio receiver assembly communicate via local bus communication. This allows audio and visual system or navigation system information to be displayed on the multi-information display.

This DTC is stored when a communication error occurs between the radio receiver assembly and combination meter assembly.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Memory	Note
B1321	Lost Communication with EMV	Diagnosis Condition: The engine switch is ON IG power source voltage is 9.5 V or more Malfunction Status: No communication with radio receiver assembly Malfunction Time: 30 seconds or more	Harness or connector Combination meter assembly Radio receiver assembly Remote touch (Remote operation controller assembly)	DTC stored	-

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Memory

Note

B1321

Lost Communication with EMV

Diagnosis Condition:

The engine switch is ON
IG power source voltage is 9.5 V or more

Malfunction Status:

No communication with radio receiver assembly

Malfunction Time:

30 seconds or more

Harness or connector
Combination meter assembly
Radio receiver assembly
Remote touch (Remote operation controller assembly)

DTC stored