Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0101 lost communication with tcm

Subaru Legacy BN/BS (2015-2019) Service Manual / Airbag system (diagnostics) / Diagnostic chart with trouble code / Dtc u0101 lost communication with tcm

DTC DETECTING CONDITION:

Detected when CAN data from TCM does not arrive.

NOTE:

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

Dtc b1004 airbag ecu malfunction

NOTE:Refer to DTC B1104 for details on DTC B1000. Diagnostic Chart with Trouble Code > DTC B1000 AIRBAG ECU MALFUNCTION ...

Dtc u0100 lost communication with ecm/pcm "a"

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

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Dtc b1571 reference code incompatibility (immobilizer cm to ecm)
1. EXCEPT FOR C0 AND C5 MODELSDIAGNOSIS START CONDITION:• Battery voltage is 10 V or more.• The remote engine starter was not used to start the engine.DTC DETECTING CONDITION:Reference code incompatibility between body integrated unit and ECMTROUBLE SYMPTOM:• Engine will not start. ...