Subaru Legacy BN/BS (2015-2019) Service Manual: Diagnostics with phenomenon

Dtc u0101 lost communication with tcm

Detected when CAN data from TCM is not transmitted to stereo camera.NOTE:Perform the diagnosis for LAN system. Basic Diagnostic Procedure > PROCEDURE ...

Check adaptive cruise control indicator light/constant speed cruise control indicator light and cruise set indicator light

TROUBLE SYMPTOM:Adaptive cruise control or conventional cruise control can be set, but adaptive cruise control indicator light/constant speed cruise control indicator light and cruise SET indicator li ...

Other materials:

Dtc b16a7 short in front sub sensor lh (to ground)
DIAGNOSIS START CONDITION:Ignition voltage is 10 V to 16 V.DTC DETECTING CONDITION:Shorted between front sub sensor LH circuit and GND circuitWIRING DIAGRAM:NOTE:For the coupling connector, refer to “WIRING SYSTEM”.Airbag system Airbag System > WIRING DIAGRAMSTEPCHECKYESNO1.CHECK POOR C ...