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

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

Detected when an error occurs in the CAN line. (Bus off)

NOTE:

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

Dtc u0100 lost communication with ecm/pcm "a"

Detected when CAN data from engine control module (ECM) is not transmitted to stereo camera.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc u0423 invalid data received from instrument panel cluster control module

Failure counter diagnosis of combination meterNOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Inspection
1. Measure the resistance between connector terminals.Preparation tool:Circuit testerTerminal No.Inspection conditionsStandard6 — 8Switch OFF1 M- or moreSwitch ONLess than 1 -2. Apply battery voltage between the connector terminals to check lighting condition of illumination inside the switch.Term ...