B1248

NETWORKING: MULTIPLEX COMMUNICATION SYSTEM: B1248: AVC-LAN Communication Impossible
B1248 - AVC-LAN Communication Impossible

DESCRIPTION

This DTC is stored if communication between the AVC-LAN (radio receiver assembly or multi-display assembly) and multiplex network gateway ECU stops for more than 10 seconds.





INSPECTION PROCEDURE

PROCEDURE

1. CHECK OPERATION

(a) Check for AVC-LAN communication DTCs.

OK:

AVC-LAN communication DTCs are not output, and there are no symptoms specified in the problem symptoms table.

Result:





D -- GO TO NAVIGATION SYSTEM (for HDD) Navigation System (for HDD)

C -- GO TO NAVIGATION SYSTEM (for DVD) Navigation System (for DVD)

B -- GO TO AUDIO AND VISUAL SYSTEM Audio and Visual System (w/o Navigation System)

A -- REPLACE GATEWAY ECU Removal