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 ...

Other materials:

Installation
CAUTION:• Do not start the engine before charging refrigerant.• If the engine is started with no refrigerant charge, replace the compressor assembly.• Make sure that the water seal packing on the cover attachment area is securely attached.• Replace the O-rings with new parts, ...