CITROEN 2014 C4 Picasso - Page 324

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Checks
In the event of a fault with the the SCR emissions control system
In the event of the detection of a fault
TheUREA,SERVICEanddiagnosticwarning
lampscomeson,accompaniedbyanaudible
signalandthedisplayofamessage"Emissions
fault"tosignalafaultwiththeemissionscontrol
system.
Thealertistriggeredwhendrivingwhenthe
faultisdetectedforthefirsttime,thenwhen
switchingontheignitionforsubsequent
journeys,whilethefaultpersists.
During an authorised driving phase (between
650 miles and 0 miles) (1 100 km and 0 km)
IfafaultwiththeSCRsystemisconfirmed
(after30miles(50km)coveredwiththe
permanentdisplayofthemessagesignalling
afault),theSERVICEandenginediagnostic
warninglampscomeonandtheUREA
warninglampflashes,accompaniedbyan
audiblesignalandthedisplayofamessage
(e.g.:"Emissionsfault:Startingpreventedin
150miles")indicatingtheremainingrange
expressinmilesorkilometres.
Whiledriving,themessageisdisplayedevery
30secondswhilethefaultwiththeSCRsystem
persists.
Thealertisrepeatedwhenswitchingonthe
ignition.
YoushouldgotoaCITROËNdealerora
qualifiedworkshopassoonaspossible.
Otherwise, you will not be able to restart
yourengine.
Asystemthatpreventsenginestarting
isactivatedautomaticallyfrom
650miles(1100km)afterconfirmation
ofafaultwiththeSCRemissions
controlsystem.Havethesystem
checkedbyaCITROËNdealerora
qualifiedworkshopassoonaspossible.
Ifitisatemporaryfault,thealert
disappearsduringthenextjourney,
afterself-diagnosisoftheSCRsystem.