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Home >> Subaru >> 2019 >> Legacy 2.5i Premium >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> Air Bag System (Diagnostics) >> Diagnostic Chart With Trouble Code >> DTC U0073: Control Module Communication Bus Off
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DTC U0073: Control Module Communication Bus Off

DIAGNOSIS START CONDITION: 

Ignition voltage remains at 10 V or more for 1 second.

DTC DETECTING CONDITION: 

Detected when malfunction occurs in CAN line.

NOTE: Perform the diagnosis for LAN system. Ref. to LAN SYSTEM (DIAGNOSTICS)>BASIC DIAGNOSTIC PROCEDURE>PROCEDURE .