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

Dtc u0100 lost communication with ecm/pcm "a"

DTC DETECTING CONDITION:No data is received from ECM.TROUBLE SYMPTOM:Cooperation control of transmission may not operate properly.STEPCHECKYESNO1.CHECK PERFORMING OF BASIC DIAGNOSTIC PROCEDURE.Was the ...

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 ...

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Inspection locations after a collision inspection
If the vehicle is involved in a collision, even if it is a slight collision, be sure to check the following systems.1. DRIVER’S AIRBAG MODULE ASSEMBLY1. Frontal collision (driver’s airbag module assembly activated)(1) Replace the following parts with new ones.• Airbag control modul ...