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

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

Detected when malfunction occurs in CAN line. (Bus off)

NOTE:

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

Diagnostic procedure with diagnostic trouble code (dtc)

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Dtc u0100 lost communication with ecm/pcm "a"

No data is received from ECM.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

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Dtc u0423 invalid data received from instrument panel cluster control module
NOTE:Refer to “LAN SYSTEM (DIAGNOSTICS)” for diagnostic procedure. Basic Diagnostic Procedure1. OUTLINE OF DIAGNOSIS• Detect malfunction of CAN communication.• Judge as NG when data received from the combination meter is not normal.2. EXECUTION CONDITIONSecondary ParametersE ...