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Home >> Cadillac >> 2017 >> CT6 Plug-In >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System - DTC B1000 To DTC U1818 >> Diagnostic Information and Procedures >> DTC U0029: MOST Bus Performance >> Circuit/System Description
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Circuit/System Description

The Media Oriented Systems Transport (MOST) bus master device shall set DTC U0029 when the MOST bus interruptions lasts long enough to interrupt MOST communication and functions, but not long enough to break the MOST bus ring.