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

Dtc u0101 lost communication with tcm

Detected when CAN data from TCM 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:

Vdc warning light and vdc indicator light do not go off
DETECTING CONDITION:• Defective combination meter• Defective engine• Defective CAN communicationTROUBLE SYMPTOM:When starting the engine, the VDC warning light & VDC indicator light remains lit.STEPCHECKYESNO1.READ DTC.Read the DTC. Read Diagnostic Trouble Code (DTC)Is DTC display ...