Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0073 control module communication bus off

Subaru Legacy BN/BS (2015-2019) Service Manual / Telematics system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0073 control module communication bus off

Detected when CAN line abnormality is detected.

NOTE:

Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE

Dtc u0452 invalid data received from restraints control module

Detected when CAN data from airbag CM is abnormal.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc u0416 invalid data received from vehicle dynamics control module

This is detected when CAN data from VDC is abnormal.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Dtc b1816 open in passenger's airbag dual stage - 2nd step
DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Open circuit failure (open circuit in main harness, open circuit in passenger’s airbag, open circuit in airbag CM internal circuit, connector connection failure)CAUTION:Before performing diagnosis, refer to &ldq ...