Navistar MaxxForce DT Diagnostic Manual

DIAGNOSTICMANUAL
Step
ActionDecision
11
PerformStandardT esttoverifyallenginesystemsareoperating
asdesigned.Verifyenginecoolanttemperatureisgreaterthan
158°F(70°C).UsingESTwithServiceMaxx™software,goto
Tests>KOERTests>StandardTest.
DoesStandardT estrunandpass?
Yes:Gotostep12
No:Diagnoseandrepair
activefaultcode(s).Goto
ElectronicControlSystem
Diagnosticssectionin
EngineDiagnosticManual.
Step
ActionDecision
12
PerformthefollowingMAFSensorCalibrationprocedureto
accommodateforsystemrepairs:
1.Verifyenginecoolanttemperatureisgreaterthan
180°F(82°C),andlubeoiltemperatureisgreater
than176°F(80°C).
2.UsingESTwithServiceMaxxsoftware,gotoT ests>
anddeselectLoadT estSpecicSession.
3.GotoSessions>Performanceandselecttherecord
snapshoticonfromthetoolbar.
4.Gotoprocedures>KOERProcedures>MAFSensor
Calibration.
5.AfterMAFSensorCalibrationiscomplete,stop
recording.
6.TurntheignitionswitchtotheOFFpositionfora
minimumof30seconds.
7.Repeatsteps3through5tocompletesecondMAF
SensorCalibration.
DoesMAFSensorCalibrationprocedurerunandpass?
Yes:Diagnosticscomplete
No:GotoPerformance
Diagnosticssectionin
EngineDiagnosticManual.
23
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Navistar MaxxForce DT Specifications

General

Brand	Navistar
Model	MaxxForce DT
Category	Engine
Language	English