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

Detected when CAN data from TCM does not arrive.

NOTE:

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

Detected when CAN line abnormality is detected.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

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Electrical component location location
(1)Steering gearbox (including power steering control module)(2)STEERING warning light ...