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

Subaru Legacy BN/BS (2015-2019) Service Manual / Infotainment 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 u0327 software incompatibility with vehicle security control module

Detected when CAN data is not received from keyless access CM.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Dtc u0164 lost communication with hvac control module

Detected when CAN data from A/C CM does not arrive.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Other materials:

Installation
1. Install the floor mat.CAUTION:If the hook - rear seat is disconnected from the vehicle body, make sure to replace the hook - rear seat with a new part to prevent the decline of the fixed force of the seat.NOTE:Secure the mat firmly with clips.2. Install the pull handle cover.3. Install the lower ...