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

Subaru Legacy BN/BS (2015-2019) Service Manual / Blind spot detection rear cross traffic alert (diagnostics) / General description

Preparation tool
Caution
Inspection

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:

Inspection
1. BASIC INSPECTIONRefer to “Basic Diagnostic Procedure” in “INFOTAINMENT SYSTEM (DIAGNOSTICS)”. Basic Diagnostic Procedure2. SYSTEM BLOCK DIAGRAMRefer to “System Block Diagram” in “INFOTAINMENT SYSTEM (DIAGNOSTICS)”. Control Module I/O Signal > SYST ...