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Home >> Toyota >> 2022 >> Avalon XLE >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 65 (Air Conditioning System - Diagnostic Codes & Symptom Tests (Hybrid)) >> AIR CONDITIONING SYSTEM (for HV Model) >> DTC B14B2: Lost Communication with Front Panel LIN [04/2018 -] >> Description

DTC B14B2: Lost Communication with Front Panel LIN [04/2018 -]: Description

WARNING: This page is about a different variant/trim than selected.

The air conditioning control panel (radio and display receiver assembly) communicates with the air conditioning amplifier assembly via LIN communication.

If a malfunction occurs in the LIN communication system, the air conditioning amplifier assembly will not operate, even if the air conditioning control panel (radio and display receiver assembly) is operated.

DTC No. Detection Item DTC Detection Condition Trouble Area Memory
B14B2 Lost Communication with Front Panel LIN Lost communication with air conditioning control panel (radio and display receiver assembly)
  • Harness or connector
  • Air conditioning control panel (radio and display receiver assembly)
  • Air conditioning amplifier assembly
Memorized
(10 sec. or more)*
  1. *: The air conditioning amplifier assembly stores this DTC if the malfunction has occurred for the period of time indicated in the brackets.