Case 590ST - Page 367

8-TROUBLESHOOTING
PROBLEMPOSSIBLECAUSECORRECTION
Difcultstartingandpoorperformance
underallconditions.
High-pressurepumpfaulty.Afterexcludinganyotherpossible
cause,replacethehigh-pressure
pump.
Difcultstart,poorperformance,the
enginerunswithonecylinderless.
Injectorwithshutterorsolenoidcore
(mechanicalpart)stuckopen.
Contactyourdealer.
Startingtakestensofseconds,much
whiteexhaustsmoke,smelloffuel.
Injector(irreversibly)stuckopen.Contactyourdealer.
Brokenhigh-pressurelinefrompump
toCommonRail
Anomalousvibrationscausedbya
looselineclamping.
Contactyourdealer.
Theengineoperateswithacylinder
less,withoutsavingfailuresinthe
controlunit.
Injectorstuckclosed.
Contactyourdealer.
8-5