Subaru Legacy BN/BS (2015-2019) Service Manual: Dtc u0100 lost communication with ecm/pcm "a"

Subaru Legacy BN/BS (2015-2019) Service Manual / Telematics system (diagnostics) / Diagnostic procedure with diagnostic trouble code (dtc) / Dtc u0100 lost communication with ecm/pcm "a"

Detected when CAN data from ECM does not arrive.

NOTE:

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

Dtc u1235 lost communication with eyesight

Detected when CAN data from the stereo camera does not arrive.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc u0452 invalid data received from restraints control module

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

Other materials:

Diagnostics with phenomenon inspection
(1) Perform diagnosis according to the diagnosis procedure for the corresponding symptom listed in the symptom table.(2) If there are multiple symptoms, perform the diagnosis in the order of symptom number (1 > 2 > ... > 13).1. SYMPTOM TABLESymptomsDiagnosis procedure1Nothing is displayed on the scr ...