Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0327 software incompatibility with vehicle security control module

Subaru Legacy BN/BS (2015-2019) Service Manual / Body control system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / 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

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 u0164 lost communication with hvac control module

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

Other materials:

Removal
1. Disconnect the ground terminal from battery sensor. NOTE2. Remove the trim panel - front pillar UPR. Upper Inner Trim > REMOVAL3. Release the clips and claws, then detach the grille speaker side. Front Speaker > REMOVAL4. Remove the sensor - automatic light.(1) Release the claws of the duct - ...