OPERATOR'S MANUAL

WARNINGSYMBOLS
dealeriftheABSWarningLampstays
onformorethan3seconds.
Illuminatesduringnormaloperating
conditionstoindicateaproblem
withtheABSSystem.SeeABS
WarningLampsonpage4-21formore
information.
Illuminateswhenaproblemexists
withtheoptionalWheelSpinControl
feature.SeeAdvancedABSwith
StabilityControlonpage4-21formore
information.
4.Brake,ParkBrake
Illuminatesinthestatusindicatorwhen
parkingbrakesareapplied.
5.Brake,ServiceBrake
Indicatesthatafaultexistsinthebrake
system.Thisshouldbecheckedbyan
authorizeddealerassoonaspossible.
6.Brakes,TrailerAnti-LockBrake
System(ABS)
IlluminatesduringtheInstrumentation
SystemSelfTestandthetractor/truck
isconnectedwithaABSequipped
trailer.
Illuminatesduringnormaloperating
conditionstoindicateaproblem
withtheTrailerABSSystem.This
shouldbecheckedbyanauthorized
dealerassoonaspossible.SeeABS
WarningLampsonpage4-21formore
information.
NOTE
Tractors/Trucksandtrailersbuilt
after3/1/01mustbeabletoturn
onanIn-CabTrailerABSWarning
Lamp(perU.S.FMVSS121).
TheindustrychosePowerLine
Communication(PLC)asthe
standardmethodtoturniton.See
TrailerABSWarningLamponpage
4-21formoreinformation.On
trailersbuiltpriorto3/1/01verify
trailerABSsystemstatusviathe
requiredexternalwarninglamp
mountedonthetrailer.Theindicator
lamponthetrailershouldbeyellow
andidentiedwiththeletters“ABS”.
7.Differential,InterAxleDiffLock
Illuminateswhentheinter-axle
differentialswitchisONthuslocking
theinter-axledifferential.Thispowers
theforwardrearandtherearrear
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