LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Subaru >> 2020 >> Outback Premium >> Repair and Diagnosis (Single Page) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> HVAC System (Diagnostics) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC U0073: Control Module Communication Bus Off >> DTC U0073 Control Module Communication Bus Off
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC U0073 Control Module Communication Bus Off

Detected when malfunction occurs in CAN line. (Bus off)

NOTE: Perform the diagnosis for LAN system. Refer to LAN SYSTEM (DIAGNOSTICS)>Basic Diagnostic Procedure>PROCEDURE .
scientia non olet · About LEMON Manuals