DDEC II Engine - DaysTalk

1 POWERCONNECTORA543555P541P542544545P9019 16952953A543555902541P542544545900901916 952953 FIREWALLCONNECTORABCDEFGHJKLMNP531528508 509 P451115417150531528508509505419115417150 ABCDEFGHJKLMNP900P451+12 VGNDBATTERY24124124024029823995315055655 7 SPEED SENSOR556557531A543543 CLUTCHSWITCHCLUTCHPEDALA15068 NORMALCOOLANTLEVELCOOLANTLEVELSWITCH1501 50544545558 CRUISERESUMESWITCH542541558 CRUISESET/RESUMESWITCH5 AFUSE555439439A555 NONE508953558 CRUISEON/OFFSWITCHOPTIONAL SHUTDOWN SYSTEM OVERRIDE SWITCH451150(MOMENTARY CONTACT)FEDCB439 DIAGNOSTICCONNECTOR150901900A91641795295 2417916 THROTTLEPOSITIONSENSOR68A15015011568531A 543558439 BBB68531A543558 BBA150150115439439 BPSERVICE BRAKEPRESSURESWITCH531B543A543(PRESSURE APPLIES SERVICE BRAKES)P558531(PRESSURE RELEASES PARKING BRAKES)PARKINGBRAKEPRESSURESWITCHNCNONCN OBRAKE(S) ONSERVICE BRAKES ONPARKINGBRAKES ONSERVICE BRAKES OFFA150150115439439 BDDEC IICOOLANTLEVELCONTROLMODULE439P2329 KEYCRANKKEY/START HARNESSJ1922 DATALINKCONN953524 POPTIONALSHUTDOWN TIMERPARKING BRAKEPRESSURE SWITCH(PRESSURE RELEASES BRAKES)528953(MOMENTARY CONTACT)DIAGNOSTICSWITCHCRUISELIGHTRELAY 901900 JAKEBRAKECONNECTION239 JAKE BRAKE MODULEOPTIONAL JAKE BRAKEATEC 211223224224223508225289 ABCDEFABCDEF2252235082892242422252892112 39 ATEC CONNECTION(OPTIONAL)DASHGROUNDMAIN CAB HARNESSENGINE BRAKE SWITCHCONNECTORS508 PARKINGBRAKES OFFBRAKE(S) OFF439439 EOF KILL CONNECTIONSCHEMATIC - DETROIT DIESEL DDECIIPETERBILT 379 FAMILYCKTFUNCTION23292422892983544394515 0550850952452853154154254355712V POWER (STARTER CRANKING)12V POWER (KEY ON)12V POWER (KEY ON, FUSED)JAKE BRAKE12V POWER (CONSTANT)CRUISE CONTROL "ON" LIGHTCRUISE SET150A150A543544545555556 CRUISE "ON" SIGNALVEHICLE SPEED SIGNAL (+)

2 90068115211223224225239240241 JAKE BRAKE - FRONTJAKE BRAKE - REAR DASH GROUND419417901902916952953 ECM POWERECM POWERLOW COOLANT PROBE SIGNALLOW COOLANT SIGNALECM GROUNDLOW COOLANT PROBE GROUNDJAKE BRAKE ATEC SIGNALJAKE BRAKEDIAGNOSTIC SIGNALDATA LINK (+)DATA LINK (-)THROTTLE POSITION SIGNAL"CHECK Engine " LIGHT438"STOP Engine " LIGHTIGNITION972 TACHTACHENGINE BRAKE ENABLE SIGNALSTOP Engine SIGNALPARKING BRAKE-IDLE TIMERSHUTDOWN OVERRIDEBRAKE/CLUTCH "ON"CRUISE NOT SETBRAKE/CLUTCH "OFF"BRAKE "OFF"CRUISE NOT RESUMECRUISE RESUMEVEHICLE SPEED SIGNAL (-)CRANK POSITION SIGNALTHROTTLE POSITION SENSOR POWERTHROTTLE POSITION SENSOR GROUNDSWITCH GROUND558 CRUISE/PRESSURE SWITCH GROUNDCKTFUNCTIONNOTES:1) SCHEMATIC FOR DETROIT DIESEL DDECII Engine WITH OPTIONAL JAKE BRAKE, SHUTDOWN SYSTEM AND IDLE SHUTDOWN TIMER2) RELAY SHOWN IN NON-ENERGIZED POSITION3) PRESSURE SWITCHES SHOWN IN NON-PRESSURIZED POSITION5) CLUTCH SWITCH SHOWN WITH CLUTCH ENGAGED4) PARKING BRAKES ARE RELEASED BY PRESSURE IN THE SYSTEMDDECII Engine HARNESSDDECII CAB HARNESSDDECII FUSE HARNESS15 AFUSE15 AFUSE AA242239 ABS239224225 LOHIMEDHION/OFF BA242239 ABS239224225 CABSABS CONN (OPT )

3 ATEC 211509419A555438419354438419354 LIGHTBARDDEC IICABHARNESSMAINCABHARNESS DSTOPENGINECHECKENGINECRUISECONTROL EDATALINKCONN901900 F1 F25245246868419A150A150439439 G H7SK20627 AMCDDPH08-3 0-8989057-03 RGMSR E PLA C ED C B S W/ 15 A FU SE SROCB-7 CND PND P04-0 4-9036548-02 MSREVISED JAKE INSTLA- 5 RGROCDJJXMNH09-04-9035989-08 RGMSREV FOR NEW LIGHT BARB-2 EDPHDPH06-24-9112503 JJSMS5 AMP FUSE WAS 15 AMPC-2 GND PND P12-21-9212822 JJSMSCORRECTED PIN CALLOUTSON FIRE WA LL CONN ECTO RC-5 FMNHMNH10-03-9191079-05 RGMS1) REV D IAG NO ST IC CO NNAJCB-42) A DD J192 2A DAT AB-4 LI NK CON NHND PND P0 3-25-93128 85 RGMSCORRECTED PIN CALLOUTSB-5 RGROCBND PND P03-0 2-9036538-02 MSREVISED JAKE INSTLA- 5 DDEC II EngineSK20627H01