EF.2-7
Delphienginemanagementsystm-MT20Usystemcontrol
low-speedfanforengine
accumulator
dual-speedfanfor
engine
high-speedfanforengine
11.Mileageaccumulationfunctioncontrol
ThemileageaccumulationfunctionofMT20Uisspeciallydesignedformileagestatisticswithinafter-salewarrantyperiod,an d
willnotsupercedetheexistingvehiclespeedmeterorodometer.
Systemwillreceivevehiclespeedsignalfromthevehiclespeedsensor,accumulatethemileages,andstopaccumulatingthemileage
whenitreaches80,000km.
Systemwillhavethemileageaccumulationfunctionappliedtotwoaspects:
-Duringrunninginperiod,systemwilllimitthespeedofvehicle.
-Duringqualitywarrantyperiod,systemwillactivatetheaccumulativemileageprotectionlogic.Nomatterforgoodnessorbadness,
whenthere’sanyfailurewithvehiclespeedsensororitsconnectionloop,system
willcutfuelsupplytoprotecttheengine,andtheenginerotatingspeedisunallowabletoexceed2500r/mintolimitthevehicledriving
speed,andvehicleuserswillbeurgedtoclearthefailureaway.
-Thespeedlimitingfunctionwillfailwhentheoverallaccumulativemileageisgreaterthan70,000km.
12.Theft-detectorcontrol
Systemoffersanelectronictheftdetectorforselectionorinstallation:ECUwillcontroltheenginemanagementsystemnottomake
fuel-injectionorignition andnottostarttheenginebeforetheelectronictheft-detectorreceivescorrectidentificationpassword.
Passwordrepeater It’sinstalledinsidethestartkey,withpasswordtobeupdatedonreal-timebasiswiththechangeofelectric-
controlsystemplusthetheft-preventionsystem.
theft
detector
key
having
installed
password repeater
ignition fuse 2
accumulator fuse 4
request line
Data line
theft-prevention
indicator light
r
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