Mack V-MAC IV - Electronic Malfunction Indicator

V-MACCo-PilotOperator'sManual19
ElectronicMalfunctionIndicator
Theelectronicmalfunctionindicator,amberincolor,illuminatestoalertthedriverof
anelectricalproblemwiththevehiclemanagementandcontrol(V-MAC)IVsystem.
Thevehiclemanagementandcontrol(V-MAC)IVsystemdoesaself-testwhenthe
ignitionkeyisturnedtotheONposition.Theelectronicmalfunctionindicatorstays
onwhilethistestisbeingperformed(approximatelysixseconds).Aftertheself-test
iscompleted,theindicatorwillturnoffandremainoffunlessaproblemisdetected
byvehiclemanagementandcontrol(V-MAC)IV.Iftheindicatorturnsonwhilethe
vehicleisbeingdriven,vehiclemanagementandcontrol(V-MAC)IVhasdetecteda
problem.Inmostcircumstances,thevehiclewilloperateeventhoughtheindicator
ison;however,engineperformancemaybeaffected.
W3036326
Figure9—ElectronicMalfunctionIndicator
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