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Home >> Lexus >> 2005 >> LS 430 >> Repair and Diagnosis >> Accessories & Equipment >> Entertainment Systems >> Audio System - Diagnostics >> System Diagram

System Diagram

Fig 1: Audio System Diagram
G03002671Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

Input and output signals of each ECU.

TRANSMITTING ECU (TRANSMITTER) CHART

Transmitting ECU (Transmitter) Receiving ECU Signals Communication method
Driver Side J/B ECU Steering Pad Switch ACC SW Signal BEAN (Column Bus)
Driver Side J/B ECU Steering Pad Switch Taillight ON Signal BEAN (Column Bus)
Steering Pad Switch Radio Receiver Assy Audio Signal BEAN (Column Bus) AVC-LAN