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

Subaru Legacy BN/BS (2015-2019) Service Manual / Blind spot detection rear cross traffic alert (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

Diagnostic procedure with diagnostic trouble code (dtc)

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Dtc u0101 lost communication with tcm

Detected when CAN data from TCM does not arrive.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Basic procedures
1. GENERAL DESCRIPTIONThe most important purpose of diagnostics is to quickly determine which fault is the root cause of the symptom, to save time and labor.2. IDENTIFICATION OF TROUBLE CAUSE1. Using the diagnostics, narrow down the causes.2. Refer to the wiring diagram and check the system’s ...