Navistar MaxxForce 10 Diagnostic Manual

DIAGNOSTICMANUAL
34711
FuelPressure1belowdesired(Low
systempressure)
•Lowerfueldeliverypressure
•Restrictedfuellter
•AFTFuelShutoffValvefailure
•BiasedAFTFuelPressure1sensoror
circuit
3471
7
AFTFuelDoserValvenotresponding
asexpected
•Lowerfueldeliverypressure
•Restrictedfuellter
•AFTFuelShutoffValvefailure
•BiasedAFTFuelPressure1sensoror
circuit
347110AFTFuelDoserValveabnormalrate
ofchange
•AFTFuelDoserfailure
34793AFTFuelDoserValveshorttoPWR•AFTFDcircuitshorttoPWR
•FailedAFTFD
34794
AFTFuelDoserValveshorttoGND•AFTFDcircuitOPENorshorttoGND
•FailedAFTFD
34803
AFTFP1signalOutofRangeHIGH•AFTFP1signalcircuitOPENorshortto
PWR
•FailedAFTFIS
34804
AFTFP1signalOutofRangeLOW•AFTFP1signalcircuitshorttoGND
•FailedAFTFIS
34823
AFTFuelShutoffValveshorttoPWR•AFTFSVcircuitOPENorshorttoPWR
•FailedAFTFSV
34824
AFTFuelShutoffValveshorttoGND•AFTFSVcircuitshorttoGND
•FailedAFTFSV
351214
ACMVREF1and2voltagedeviation•ACMVREFcircuitshorttoPWR
•ACMVREFcircuitshorttoGND
••FailedsensorcausingshorttoGNDon
VREFcircuit
35560
AFTFP2excessivelyhigh(Restricted
injection)
•HydrocarbonInjectorassemblyfailure
(Plugged)
•BiasedAFTFuelPressure2sensoror
circuit
35561AFTFuelPressure2belowdesired
(Possiblesystemleak)
•Fuelleakfrommeteringunit
•BiasedAFTFuelPressure2sensoror
circuit
37190
DPFSootLoad–Highest(level3/3)
•Level3DPFplugged
371915
DPFSootLoad–Lowest(level1/3)
•Level1DPFRegenrequired
76
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Navistar MaxxForce 10 Specifications

General

Brand	Navistar
Model	MaxxForce 10
Category	Engine
Language	English