Operation
Thefunctionofthisswitchistoallowgreaterengine
powerandmorewheelspin.Whenoperatingon
softroadsurfaces,placetheOFFROADorMUD
/SNOWswitchintheENABLEposition.Theswitch
indicatorwillashslowlytoindicatethatthisfunction
hasbeenselected,anditwillashrapidlywhenever
ATCisoperatingtocontrolexcessivewheelspin.
StabilityControlSystems–Bendix
®
RSP/
WABCO
®
RSC/Bendix
®
ESP
WARNING
Topreventpersonalinjuryand/ordeath,or
damagetoproperty,beawarethatvehicles
equippedwithstabilitycontrolhavereduced
effectivenesswhenpullingdoubleortriple
trailers.ESPisdesignedandoptimizedfortrucks
andfortractorsthattowsingletrailers.Extremely
carefuldrivingisrequiredwhentowingdoubleor
tripletrailers.Excessivespeedandaggressive
maneuversshouldbeavoided.
WARNING
Topreventpersonalinjuryand/ordeath,
ordamagetoproperty,employsafedriving
practicesandassumenoadditionaldrivingrisks
whenoperatingavehicleequippedwithastability
controlsystem.Stabilitycontrolsystemsare
designedtoenhanceoverallvehiclestability
byautomaticallyreducingvehiclespeedunder
certainconditions.
CAUTION
Topreventpropertydamage,modication
tovehiclesequippedwithstabilitycontrol
systemsrequirepriorapprovalthroughNavistar
orthestabilitycontrolsystemmanufacturer.
Unapprovedmodicationsmayresultin
diminishedstabilitycontrolperformance.
TheoptionalstabilitycontrolsystemprovidesthecoreABS
functionaswellasATCandRollStabilityfunctions.
CoreABSFunctions:ThecoreABSreduceswheellock-up
tohelpdriversmaintainsteeringcontrolwhilebraking.Antilock
BrakingSystems(ABS)usewheelspeedsensors,ABS
pressuremodulatorvalves,andanElectronicControlUnit
(ECU)tocontroleitherfourorsixwheelsofavehicle.ECUs
optimizeslipbetweenthetireandtheroadsurfacebymonitoring
individualwheelturningmotionduringbraking.
RollStabilityFunctions:Thecontrolsystem(RSPorRSC)
helpstomitigaterolloversthroughadvancedsensing,engine
torquecontrol,andautomaticapplicationofthevehiclebrakes.
RSPisanall-axleABSsolutionthathelpsreducevehiclespeed
byapplyingallvehiclebrakesasneeded,reducingthetendency
torollover.RSCisarear-axleABSsolutionthathelpsreduce
vehiclespeedbyapplyingrearvehiclebrakesasneeded,
reducingthetendencytorollover.
RSPorRSCfocusesonreducingthevehicle’sspeedbelow
thecriticalrollthresholdduringdirection-changingmaneuvers
(suchasatexitramps),lanechanging,cornering,orobstacle
avoidance.Itismosteffectiveondry,high-frictionsurfaces.
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