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 b1438 mode door actuator circuit open
DTC DETECTING CONDITION:Mode door actuator potentiometer circuit is open.TROUBLE SYMPTOM:Vent does not change.WIRING DIAGRAM:Air conditioning system Air Conditioning System > WIRING DIAGRAMSTEPCHECKYESNO1.CHECK CONNECTOR.1) Check connecting condition of the A/C CM connector and mode door actuator c ...