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Home >> Lexus >> 2019 >> ES 350 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 205 (Audio / Video System (Hybrid) - Diagnostic Codes (2 Of 2) & Symptom Tests) >> AUDIO AND VISUAL SYSTEM (for HV Model) >> DTC B15D9: Operation Panel Disconnected [06/2018 - 09/2022] >> Description

DTC B15D9: Operation Panel Disconnected [06/2018 - 09/2022]: Description

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The air conditioning control assembly and multi-display assembly are connected by an AVC-LAN communication line. When an AVC-LAN communication error occurs between the multi-display assembly and air conditioning control assembly, these DTCs will be stored.

DTC No. Detection Item DTC Detection Condition Trouble Area
B15D9 Operation Panel Disconnected A device that is listed in the AVC-LAN connected device record of the master unit is missing.
  • Air conditioning control assembly power source circuit
  • AVC-LAN circuit
  • Air conditioning control assembly
  • Multi-display assembly
  • Harness or connector

HINT: 

The radio receiver assembly is the master unit.