Subaru Legacy BN/BS (2015-2019) Service Manual: General description

Dtc u0122 lost communication with vehicle dynamics control module

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

Preparation tool

1. SPECIAL TOOLILLUSTRATIONTOOL NUMBERDESCRIPTIONREMARKS — (Newly adopted tool)SUBARU SELECT MONITOR 4Used for setting of each function and troubleshooting for electrical system.NOTE:For detailed op ...

Other materials:

List
1. ECMFor current data of ECM, refer to ENGINE (DIAGNOSTICS). Subaru Select Monitor2. BODY INTEGRATED UNITNOTE:Except for C0 and C5 modelsRefer to the BODY CONTROL SYSTEM (DIAGNOSTICS) for the current data of the body integrated unit. Read Current Data3. IMMOBILIZER CMNOTE:For C0 and C5 modelsItem ...