Navistar MaxxForce 15 - Page 32

DIAGNOSTICMANUAL
WARNING
Topreventpersonalinjuryordeath,donotexceedlocalspeedlimitlawsordrivetoofast
forconditionswhenperforming0to60MPHTest.
NOTE–IntakeManifoldPressure(IMP)canvarybasedonECMcalibrationandvehicleweight.Using
ElectronicServiceTool(EST)withServiceMaxx™software,monitorturbochargerwastegateoperation
toverifylowboost.
Step
ActionDecision
11A
Checkforengineperformanceissues.Perform0to60MPHT est
procedurebelow:
1.UsingEST ,gotoSessions>Performance.
2.Findanopenstretchofroadwhichwillsafelyallow
fullacceleration.
3.Pullovertothesideoftheroad.
4.Whendrivingconditionsaresafeandvehiclehas
reachednormaloperatingtemperature,selectthe
recordsnapshoticonfromthetoolbar.
5.Pressacceleratorpedalfullytotheoor,and
acceleratefrom0mphtomaxallowedhighway
speed.
After0to60MPHTestiscomplete,stoprecordingandsave
snapshot.
Gotostep11B
28
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