Peterbilt 386 2017 - Description of Warning Symbols

WARNINGSYMBOLS
DescriptionofWarning
Symbols
1.Axle,StabilityControl(ESC
orElectronicStabilityControl)
Calculatesthedriver’sintended
pathoftravelfromwheelspeedand
steeringanglesensors,thencompares
calculationstotheactualdirectionof
travel.Thesystemusesindividual
wheelbrakestore-adjustthepathof
thevehicle.
•Illuminatesduringthepower-on
self-testwhentheignitionis
turnedON.Itturnsoffafterafew
secondsifnosystemproblems
aredetected.IfanESCproblem
isdetected,theESCwarninglamp
willturnonandstayon.
•IlluminateswhentheESCsystem
isregulatingindividualwheel
brakestocorrectthevehicle’s
directionoftravel.
2.Axle,TractionControl(ATC
orAutomaticTractionControl)
Watchesvehicle’swheelspeeds
todetectslippageandmayreduce
enginepower,orapplyvehiclebrakes,
tohelpincreasetraction.
•Illuminatesduringthepower-on
self-testwhentheignitionis
turnedON.Itturnsoffafterafew
secondsifnosystemproblems
aredetected.IfanATCproblemis
detected,theATCwarninglamp
willturnonandstayon.
•IlluminateswhentheATCis
regulatingwheelspinandturnsoff
afterthetractioncontroleventhas
ended.
•Flashescontinuouslywhenthe
ATC/DeepSnow&Mudswitch
isturnedon,indicatingthatthis
featureisactive.
3.Brakes,Anti-LockBrake
System(ABS)
IlluminatesduringtheInstrumentation
SystemSelf-T est.HavetheABS
systemcheckedbyanauthorized
dealeriftheABSWarningLampstays
onformorethan3seconds.
Illuminatesduringnormaloperating
conditionstoindicateaproblemwith
theABSSystem.SeeOperatingthe
BrakeSystemonpage4-21formore
information.
Illuminateswhenaproblemexists
withtheoptionalWheelSpinControl
feature.SeeAdvancedABSwith
StabilityControlonpage4-25formore
information.
(03/17)Y53-6076-1B13-23
3
https://www.besttruckmanuals.com/