Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0401 invalid data received from ecm/pcm "a"

Subaru Legacy BN/BS (2015-2019) Service Manual / Body control system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0401 invalid data received from ecm/pcm "a"

Received error data from ECM.

NOTE:

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

Dtc u0402 invalid data received from tcm

Received error data from TCM.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc u0327 software incompatibility with vehicle security control module

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

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CAUTION If any of the following conditions occur, we recommend that you have the ABS repaired at the first available opportunity by your SUBARU dealer. The warning light does not illuminate when the ignition switch is turned to the "ON" ...