2009 Lexus IS FFACTORY OEM SERVICE PROCEDURE

System Outline

The AVC-LAN consists of audio visual systems such as the network gateway ECU, DLC3, integration control & panel assembly, multi-display, multi-media module navigation assembly, radio receiver assembly and stereo component amplifier assembly. The network gateway ECU has communication circuits which correspond to different types of communication data. Different types of communication data can then be shared among communication parts after it goes through network gateway ECU.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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