Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0402 invalid data received from tcm

Subaru Legacy BN/BS (2015-2019) Service Manual / Telematics system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0402 invalid data received from tcm

This is detected when CAN data from TCM is abnormal.

NOTE:

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

Dtc u0416 invalid data received from vehicle dynamics control module

This is detected when CAN data from VDC is abnormal.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc u0401 invalid data received from ecm/pcm "a"

Detected when CAN data from ECM is abnormal.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

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Installation
CAUTION:• Do not start the engine before charging refrigerant.• If the engine is started with no refrigerant charge, replace the compressor assembly.• Replace O-rings and pipe clamps with new parts and install securely.• Before handling the airbag system components, refer to ...