Navistar MaxxForce 15 - Page 42

DIAGNOSTICMANUAL
WARNING
Topreventpersonalinjuryordeath,donotexceedlocalspeedlimitlawsordrivetoofast
forconditionswhenperforming0to60MPHTest.
NOTE–IntakeManifoldPressure(IMP)canvarybasedonECMcalibrationandvehicleweight.Using
ElectronicServiceTool(EST)withServiceMaxx™software,monitorturbochargerwastegateoperation
toverifylowboost.
Step
ActionDecision
12A
Checkforengineperformanceissues.Perform0to60MPHTest
procedurebelow:
1.UsingEST ,gotoSessions>Performance.
2.Findanopenstretchofroad,whereminimumspeed
limitis50mphorhigher.
3.Pullovertothesideoftheroad.
4.Whendrivingconditionsaresafeandvehiclehas
reachednormaloperatingtemperature,selectthe
recordsnapshoticonfromthetoolbar.
5.Pressacceleratorpedalfullytotheoor,andaccelerate
from0mphtomaxallowedhighwayspeed.
After0to60MPHTestiscomplete,stoprecordingandsave
snapshot.
Gotostep12B
38
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