DTC B14B2: Lost Communication with Front Panel LIN [10/2014 - ]: Description

The air conditioning control assembly communicates with the air conditioning amplifier assembly through the LIN communication system.

If the LIN communication system malfunctions, the air conditioning amplifier assembly does not operate even if the air conditioning control assembly is operated.

DTC No.	DTC Detection Condition	Trouble Area
B14B2	Lost communication with the air conditioning control assembly	Harness or connector between air conditioning control assembly and power source circuit Harness or connector between air conditioning control assembly and body ground LIN communication system Air conditioning control assembly Air conditioning amplifier assembly