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

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

NOTE:

Refer to “LAN SYSTEM (DIAGNOSTICS)” for diagnostic procedure. Basic Diagnostic Procedure

Dtc u0101 lost communication with tcm

NOTE:Refer to “LAN SYSTEM (DIAGNOSTICS)” for diagnostic procedure. Basic Diagnostic Procedure ...

General description

...

Other materials:

Removal
CAUTION:Refer to “CAUTION” of “General Description” before handling the airbag system components. General Description > CAUTION1. Turn the ignition switch to OFF.2. Disconnect the ground terminal from the battery sensor, and wait for at least 60 seconds before starting work. ...