LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2010 >> Matrix Base, Automatic >> Repair and Diagnosis (Single Page) >> External Pages >> Different car >> Section 106 (Multiplex Communication System (Diagnostic Codes)) >> Multiplex Communication System >> DTC B1248: AVC-LAN Communication Impossible >> Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC B1248: AVC-LAN Communication Impossible: Procedure

WARNING: This page is about a different car, the 2011 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK OPERATION 
    1. Check for AVC-LAN communication DTCs.

      OK

      AVC-LAN communication DTCs are not output.

    NG → GO TO  DIAGNOSTIC TROUBLE CODE CHART  OF AUDIO SYSTEM OR NAVIGATION SYSTEM 

    OK → GO TO  PROBLEM SYMPTOMS TABLE  OF AUDIO SYSTEM OR NAVIGATION SYSTEM 

scientia non olet · About LEMON Manuals