Electrical System Schematic

RE

NR

7879-0

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RENR7879-01February 2012

C9 Generator Set with EMCP 3Electrical SystemC9E1-UP

Printed in U.S.A.© 2012 Caterpillar, All Rights Reserved

Related Electrical Service ManualsForm Number

RENR9881

RENR9868

TitleTroubleshooting

Systems Operation / Testing and Adjusting

SEBU7878Operation and Maintenance Manual

Component Identifiers (CID¹)Module Identifier (MID²)

ComponentDIC0001 Injector Cylinder #10002 Injector Cylinder #20003 Injector Cylinder #30004 Injector Cylinder #40005 Injector Cylinder #50006 Injector Cylinder #60041 ECM (Electronic Control Module) 8 Volt DC Supply0042 Injector Actuation Valve0091 Throttle Position Sensor0094 Fuel Pressure Sensor0100 Engine Oil Pressure Sensor0102 Boost Pressure Sensor0110 Engine Coolant Temperature Sensor0111 Engine Coolant Level Sensor0164 Injector Actuation Pressure Sensor0168 Electrical System Voltage0172 Intake Manifold Air Temperature Sensor0190 Engine Speed Sensor0247 SAE J1939 Data Link0253 Personality Module0261 Engine Timing Calibration0262 5 Volt Sensor Power Supply0268 Programmed Parameter Fault0274 Atmospheric Pressure Sensor0342 Secondary Engine Speed Sensor0617 Inlet Air Heater Relay1835 Auxiliary Pressure Sensor1836 Auxiliary Temperature Sensor2417 Ether Injection Control Solinoid

Event Identifiers (EID)tnevEDIE

E096 High Fuel PressureE360 Low Engine Oil PressureE361 High Engine Coolant TemperatureE362 Engine OverspeedE443 High Auxilliary PressureE445 High Auxilliary TemperatureE539 High Intake Manifold Air TemperatureE2143 Low Engine Coolant Level

¹ The CID is a diagnostic code that indicates which circuit is faulty.

² The MID is a diagnostic code that indicates which electroni control module diagnosed the fault.

Failure Mode Identifiers (FMI)¹FMI No Failure Description

0 Data valid but above normal operational range.1 Data valid but below normal operational range.2 Data erratic, intermittent, or incorrect.3 Voltage above normal or shorted high.4 Voltage below normal or shorted low.5 Current below normal or open circuit.6 Current above normal or grounded circuit.7 Mechanical system not responding properly.8 Abnormal frequency, pulse width, or period.9 Abnormal update.10 Abnormal rate of change.11 Failure mode not identifiable.12 Bad device or component.13 Out of calibration.14 Parameter failures.15 Parameter failures.16 Parameter not available.17 Module not responding.18 Sensor supply fault.19 Condition not met.20 Parameter failures.

¹The FMI is a diagnostic code that indicates what typeof failure has occurred.

J204CLR-GA WIRE NAME POS TERM/PLUGWH-18 G828-A95 A 180-9339GN-18 G829-A94 B 180-9339BR-18 G849-A96 C 180-9339

ACCESSORY TABLEQTY PART NAME P/N1 RECEPTACLE_AS. 3E-3370

200mm PAINT/PRO 110-32021 WEDGE 3E-3371

P200CLR-GA WIRE NAME POS TERM/PLUGWH-18 G828-A39 A 180-9340GN-18 G829-A41 B 180-9340PK-18 R746-A20 C 180-9340

ACCESSORY TABLEQTY PART NAME P/N1 PLUG_AS. 155-22671 WEDGE 155-2276

200mm PAINT/PRO 110-3202

P203CLR-GA WIRE NAME POS TERM/PLUGWH-18 G828-A40 A 180-9340GN-18 G829-A42 B 180-9340GY-18 R747-A6 C 180-9340



P201CLR-GA WIRE NAME POS TERM/PLUGBR-18 G826-A38 A 180-9340BU-18 G827-A43 B 180-9340GY-18 994-A10 C 180-9340



P501CLR-GA WIRE NAME POS TERM/PLUGRD-18 C987-A99 1 180-9340BU-18 G850-A98 2 180-9340

ACCESSORY TABLEQTY PART NAME P/N1 PLUG_AS. 155-2269

200mm PAINT/PRO 110-32021 WEDGE 155-2261

P93CLR-GA WIRE NAME POS TERM/PLUGYL-18 A751-A13 1 180-9340PK-18 G833-A46 2 180-9340WH-18 T725-A32 3 180-9340PU-18 N707-A31 4 180-9340BR-18 G826-A35 5 180-9340BU-18 G827-A36 6 180-9340PK-18 C991-A33 7 180-9340

8 8T-8737ACCESSORY TABLE

QTY PART NAME P/N1 PLUG_AS. 155-22641 WEDGE 155-2259


P100CLR-GA WIRE NAME POS TERM/PLUGBU-18 995-A12 1 180-9340PK-18 G833-A44 2 180-9340



P103CLR-GA WIRE NAME POS TERM/PLUGBU-18 C967-A15 1 180-9340PK-18 G833-A45 2 180-9340



P500CLR-GA WIRE NAME POS TERM/PLUGPK-18 G854-A92 1 180-9340PU-18 G855-A91 2 180-9340



P402CLR-GA WIRE NAME POS TERM/PLUGBU-18 E965-A48 A 111-1567YL-18 E966-A49 B 111-1567



P401CLR-GA WIRE NAME POS TERM/PLUGBK-18 E963-A27 A 111-1567WH-18 E964-A26 B 111-1567



P300CLR-GA WIRE NAME POS TERM/PLUG

GY-18-XLPE T858-A86 1 180-9340GY-18-XLPE T858-A85 2 180-9340WH-18-XLPE T859-A88 3 180-9340WH-18-XLPE T859-A87 4 180-9340OR-18-XLPE T860-A90 5 180-9340OR-18-XLPE T860-A89 6 180-9340

7 8T-87378 8T-87379 8T-873710 8T-873711 8T-873712 8T-8737

WH-18-XLPE T962-A28 13 180-9340GN-18-XLPE T961-A29 14 180-9340BU-18-XLPE T960-A19 15 180-9340BR-18-XLPE T959-A18 16 180-9340YL-18-XLPE T958-A17 17 180-9340PU-18-XLPE T957-A16 18 180-9340



P400CLR-GA WIRE NAME POS TERM/PLUGWH-18 G856-A22 1 180-9340YL-18 G857-A30 2 180-9340



J400CLR-GA WIRE NAME POS TERM/PLUG

1 8T-87372 8T-8737


P2CLR-GA WIRE NAME POS TERM/PLUG

1 8T-87372 -3 8T-87374 -

RD-18 C987-A99 5 180-93406 8T-87377 -8 8T-87379 -

PU-18 G855-A91 10 180-934011 8T-873712 8T-8737

BU-18 995-A12 13 180-934014 8T-8737

PK-18 R746-A20 15 180-934016 8T-8737

GN-18 G829-A93 17 180-934018 8T-873719 8T-8737

PK-18 G854-A92 20 180-934021 8T-873722 8T-873723 8T-873724 8T-8737

BK-18 E963-A27 25 180-9340WH-18 G856-A22 26 180-9340

27 8T-8737GY-18 994-A10 28 180-9340

29 8T-8737PK-18 G833-A47 30 180-9340

31 8T-873732 8T-873733 8T-873734 8T-8737

WH-18 E964-A26 35 180-9340YL-18 G857-A30 36 180-9340

37 8T-873738 8T-873739 8T-8737

PK-18 C991-A33 40 180-934041 8T-873742 8T-873743 8T-873744 8T-873745 -

YL-18 E966-A49 46 180-9340BU-18 E965-A48 47 180-9340

48 8T-873749 8T-873750 8T-873751 8T-873752 -53 8T-8737

BU-18 G827-A2 54 180-934055 8T-8737

BU-18 C967-A15 56 180-9340GY-18 R747-A6 57 180-9340

58 8T-873759 8T-873760 8T-873761 8T-8737

YL-18 A751-A13 62 180-934063 8T-873764 8T-8737

WH-18 T725-A32 65 180-934066 8T-873767 8T-873768 8T-873769 -70 8T-873771 8T-8737

WH-18 G828-A92 72 180-934073 8T-873774 8T-873775 8T-873776 -77 8T-873778 8T-8737

BU-18 G850-A98 79 180-9340BR-18 G826-A1 80 180-9340

81 8T-873782 8T-8737

PU-18 N707-A31 83 180-934084 8T-8737

BR-18 G849-A96 85 180-934086 8T-873787 8T-873788 8T-873789 8T-873790 8T-873791 8T-873792 8T-873793 8T-873794 8T-873795 8T-873796 8T-873797 8T-873798 8T-8737

OR-18-XLPE T860-A34 99 180-9340100 8T-8737101 8T-8737102 8T-8737103 8T-8737

GY-18-XLPE T858-A23 104 180-9340WH-18-XLPE T962-A28 105 180-9340BR-18-XLPE T959-A18 106 180-9340GN-18-XLPE T961-A29 107 180-9340BU-18-XLPE T960-A19 108 180-9340

109 8T-8737110 8T-8737111 8T-8737112 -113 8T-8737114 -

WH-18-XLPE T859-A37 115 180-9340PU-18-XLPE T957-A16 116 180-9340

117 -YL-18-XLPE T958-A17 118 180-9340

119 -120 8T-8737

ACCESSORY TABLEQTY PART NAME P/N1 PLUG_AS. 227-40021 ENDBELL 211-6807


CONNECTOR TABLES FOR HARNESS 235-8202P304 NOTE X

CLR-GA WIRE NAME POS TERM/PLUGNEO_GY-16 T954-A57 1 154-2389NEO_BU-16 T960-A66 2 154-2389

ACCESSORY TABLEQTY PART NAME P/N1 PLUG_AS. 153-96931 SEAL 154-08771 CLIP 154-3769

P303 NOTE XCLR-GA WIRE NAME POS TERM/PLUG

NEO_BU-16 T953-A56 1 154-2389NEO_BR-16 T959-A67 2 154-2389



NEO_BR-16 T952-A55 1 154-2389NEO_YL-16 T958-A68 2 154-2389



NEO_YL-16 T951-A54 1 154-2389NEO_PU-16 T957-A69 2 154-2389



NEO_GN-16 T955-A58 1 154-2389NEO_GN-16 T961-A65 2 154-2389



NEO_GY-16 T956-A63 1 154-2389NEO_WH-16 T962-A64 2 154-2389


J300CLR-GA WIRE NAME POS TERM/PLUG

NEO_YL-16 T951-A54 1 144-1636NEO_BR-16 T952-A55 2 144-1636NEO_BU-16 T953-A56 3 144-1636NEO_GY-16 T954-A57 4 144-1636NEO_GN-16 T955-A58 5 144-1636NEO_GY-16 T956-A63 6 144-1636

7 -8 -9 -10 -11 -12 -

NEO_WH-16 T962-A64 13 144-1636NEO_GN-16 T961-A65 14 144-1636NEO_BU-16 T960-A66 15 144-1636NEO_BR-16 T959-A67 16 144-1636NEO_YL-16 T958-A68 17 144-1636NEO_PU-16 T957-A69 18 144-1636

ACCESSORY TABLEQTY PART NAME P/N1 RECEPTACLE_AS. 191-78231 WEDGE 172-60645 STRAP 3S-20935 MOUNT-WIRE_TIE 105-1797

CONNECTOR TABLES FORHARNESS 215-3249

CONNECTOR TABLES FORHARNESS 243-1552

J93CLR-GA WIRE NAME POS TERM/PLUGYL-18 F421-L1 1 180-9339PK-18 G833-L2 2 180-9339WH-18 T725-L3 3 180-9339PU-18 N707-L4 4 180-9339WH-18 G828-L5 5 180-9339GN-18 G829-L6 6 180-9339PK-18 C991-L7 7 180-9339

8 8T-8737ACCESSORY TABLE

QTY PART NAME P/N1 RECEPTACLE_AS. 3E-3388


J209CLR-GA WIRE NAME POS TERM/PLUGWH-18 G828-L5 A 180-9339GN-18 G829-L6 B 180-9339PK-18 C991-L7 C 180-9339



NOT USEDCLR-GA WIRE NAME POS TERM/PLUGWH-18 T725-L3 1 180-9340PU-18 N707-L4 2 180-9340



FUEL TEMPERATURECLR-GA WIRE NAME POS TERM/PLUGYL-18 F421-L1 1 180-9340PK-18 G833-L2 2 180-9340



B BA

153-9693

C

BA

155-2267

155-2264

54

8

72

1

3 6

3E-3388

4 2 13

5 876

227-4002

123456789

232425262728293031

22

44

60

68

69707172737475

88

899091929394959697

110

120

45464748495051

1112131415161718192021

32

3334353637383940414243

52

53545556575859

61626364656667

7778798081828384858687

76

99100101102103104105106107108109

98

111112113114115116117118119

10

103-0213

1 2 3 4 5 6 7

15 16 17 18 19 20 21

29 30 31 32 33 34 35

43 44 45 46 47 48 49

57 58 59 60 61 62 63

8 9 10 11 12 13 14

22 23 24 25 26 27 28

36 37 38 39 40 41 42

50 51 52 53 54 55 56

64 65 66 67 68 69 70

128-2312

J

HG

F

ED

C

BA

C

B

3E-3370

A

2 1

155-2269

111-2416100-3320

BABA

1 2 3 4 5 6

7 8 9 10 11 12

13 14 15 16 17 18

172-6062

123456

789101112

131415161718

191-7823

58

48

40

32

24

14

1

70

57

47

39

31

23

13

160-7689

A-10

C-18

B-2

RELAY BOX

CHARGING ALTERNATOR

STARTER MOTOR

A-10

C-18

B-2

RELAY BOX

CHARGING ALTERNATOR

STARTER MOTOR

2

40

+

E

4B+

10 45 2+

+

25

SPLICE(45)

SPLICE(1) SPLICE(30)

159

2

SPLICE(10)

CONNECTOR AND SPLICE LOCATIONS FOR HARNESS 265-4944

SPLICE(2 No.1)

1082

78

80 EF1

EF2

2

E

A+

24

SPLICE(2 no.2)

SPLICE(B+)

GENERATOR (ALTERNATOR)

GENERATOR PLUG - 70 WAY

RELAY BOX LINK WIRES

COOLANT LOSS SENSOR PLUGCOOLANT LOSS SENSOR PLUG

CAT

2

25

+

+

1

+

2

2230

2E

C

B A

40

121

222

72

2

119 2

2

2

40

+

E

4B+

10 45 2+

+

25

SPLICE(45)

SPLICE(1)

SPLICE(30)

159

2

SPLICE(10)


SPLICE(2 No.1)

1082

78

80 EF1

EF2

2

E

A+

24

SPLICE(2 no.2)

SPLICE(B+)

AC GENERATOR (ALTERNATOR)

EMERGENCY STOP(E/STOP) PLUG

ETHER STARTPLUG

MAGNETICPICKUP(MPU) PLUG

FUEL LEVEL

OIL TEMPERATURE PLUG

ENGINE CONTROLMODULE (ECM) PLUG

GENERATOR PLUG - 70 WAY

RELAY BOX LINK WIRES

CAT

2

25

+

+

1

+

2

2230

2E

C

B A

40

121

222

72

2

119 2

2

ENGINE CONTROLMODULE (ECM) PLUG

EMERGENCY STOP(E/STOP) PLUG

ETHER START PLUG

MAGNETICPICKUP(MPU) PLUG

FUEL LEVEL

OIL TEMPERATURE PLUG

CAT

PANEL LIGHT

VOLTAGEADJUST

ALARM BUZZER

SERVICE CONNECTORRECEPTACLE

EMCP3 PLUG

PANEL LIGHT SWITCH

ETHER START

GENERATORRECEPTACLE

45

17

14


SPLICE(2)SPLICE(41)

SPLICE(45)SPLICE(ES-)

SPLICE(55)SPLICE(101)

79

82

80

9

36

2

30

34

46

SPLICE(50)SPLICE(10)

SPLICE(30)SPLICE(1)SPLICE(CAN1-)

SPLICE(108)SPLICE(17)SPLICE(CAN1+)

2

2 55

1

4155

1A

55

12

361010

23A3030373855555973779596

ES-EF1EF2

CAN1-CAN1+

SCREEN9394M+

10

9

1A

ES-

EARTH

E/STOP

CONTROL RELAY CR

M-SCREEN

CAN2+CAN2-

SCREEN

108

50

109

110

515253

10

555730

9091979899

D-SPDS-SPD

SCREEN

101108

EARTH

E/STOP

12

105-9344

Pin SocketFuse

ComponentPart Number

Pin or SocketNumber

ReceptaclePlug

Connector ReferenceDesignator

Single Wire GroundConnectionConnector

Harness And Wire Symbols

325-AG135 PK-14

P2741117898

J2743E5179

P1741306795

CircuitNumberIdentification

WireColor

WireGauge

J1741306795

200-L32 BK-14

325-A135 PK-14

Part Number ForConnector Assembly

Harness identification codeThis example indicateswire 135 in harness "AG".

INJECTORCYLINDER 1 P301

ENGINE LEFT SIDE VIEW

ENGINE TOP VIEW






ENGINE COOLANTTEMPERATURESENSOR P100

INJECTIONACTUATIONPRESSURESENSOR J204

ENGINE OILPRESSURESENSOR P201

SECONDARY ENGINESPEED/TIMING

SENSOR(BOTTOM) P402

PRIMARY ENGINESPEED/TIMINGSENSOR(TOP) P401

CONNECTORP2/J2

ELECTRONICCONTROL MODULE (ECM)

CONNECTOR J1

ATMOSPHERIC PRESSURESENSOR P203

ATMOSPHERIC PRESSURESENSOR P203

TIMING CALIBRATION(TC)PROBECONNECTOR P400

FUEL HARNESSINTERFACECONNECTOR P93

INJECTION ACTUATIONPRESSURE CONTROLVALVE(IAPCV) P500

INJECTION ACTUATIONPRESSURE CONTROLVALVE(IAPCV) P500

INTAKE MANIFOLD AIR TEMPERATURESENSOR P103

INJECTOR HARNESSINTERFACE P300/J300

TURBO OUTLET(BOOST) PRESSURE SENSOR

(INTAKE MANIFOLD AIR) P200

TURBO OUTLET(BOOST) PRESSURESENSOR(INTAKE MANIFOLD AIR)P200

INLET AIR HEATERRELAY

CABLE TO INLET AIR HEATER

INLET AIR HEATERGROUND STRAP

INLET AIR HEATER

ENGINE LEFT SIDE VIEW SHOWING INLET AIR HEATER WIRING

FUEL PRESSURESENSOR J209

FUELTEMPERATURESENSOR P105

FUEL HARNESSCONNECTOR J93

FUEL FILTER - LEFT SIDE VIEW

GENERATOR SET RIGHT SIDE VIEWGENERATOR SET ENCLOSURE REAR VIEW WITH DOORS OPEN

GENERATOR SET REAR VIEW

RELAY BOX

GENERATORGENERATORTERMINAL BOX

ENCLOSURE

COOLANT LEVELSENSOR

EMCP3 CONTROLPANEL

SERVICECONNECTOR

GENERATORRECEPTACLE

CHASSISAC TERMINAL

RAIL

CHASSISDC TERMINAL

RAIL

FUSEF1, F2, F3

FUSEF4, F5

RELAY CR

DOORMORE DIN RAILS MAY BE ADDEDHERE TO ACCOMIDATE OPTIONS.

POWER CIRCUITBREAKER

CURRENT TRANSFORMERST1, CT2, CT3

EMERGENCY STOP(E/STOP) BUTTON

KE

NR

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Components are shown installed on a fully operable generator set with the key and engine off.Refer to the appropriate Service Manual for Troubleshooting, Specifications and Systems Operations.

THIS SCHEMATIC IS FOR THE C9 GENERATOR SET ELECTRICAL SYSTEM

MEDIA NUMBER: RENR7879-01 S/N- C9E, NSE

SPNSPN Description

38Fuel Level (External Tank)52Aftercooler Temperature82Starting Air Pressure94Fuel Pressure95Fuel Filter Differential Pressure96Fuel Level (Local Tank)98Engine Oil Level99Oil Filter Differential Pressure100Engine Oil Pressure101Crankcase Pressure105Intake Manifold 1 Temperature107Air Filter Differential Pressure108Atmospheric Pressure110Engine Coolant Temperature111Engine Coolant Level137Fire Extinguisher Pressure158Battery Voltage (switch)

Battery Charging System Voltage168Battery Voltage171Ambient Air Temperature172Inlet Air Temperature173Exhaust Temperature174Fuel Temperature175Engine Oil Temperature176Turbo Oil Temperature190Engine Speed441Auxiliary Temperature 1442Auxiliary Temperature 2612Gen Rotating Diode Failure625SCADA Data Link Fault628Voltage Regulator Failure639Primary Data Link (J1939 #1)701Event Input Function #1702Event Input Function #2703Event Input Function #3704Event Input Function #4705Event Input Function #5706Event Input Function #6707Event Input Function #7708Event Input Function #8709Event Input Function #9710Event Input Function #10711Event Input Function #11712Event Input Function #12713Event Input Function #13714Event Input Function #14715Event Input Function #15716Event Input Function #16970Emergency Stop Switch971Engine Derate Overridden

Generator Bearing Temperature #1Generator Bearing Temperature #2Generator Winding Temperature #1Generator Winding Temperature #2Generator Winding Temperature #3

1131Intake Manifold 2 Temperature1132Intake Manifold 3 Temperature1133Intake Manifold 4 Temperature1135Engine Oil Temperature 2

Exhaust Gas Port 1 TemperatureExhaust Gas Port 2 TemperatureExhaust Gas Port 3 TemperatureExhaust Gas Port 4 TemperatureExhaust Gas Port 5 TemperatureExhaust Gas Port 6 TemperatureExhaust Gas Port 7 TemperatureExhaust Gas Port 8 TemperatureExhaust Gas Port 9 Temperature

EMCP Suspect Parameter Number (SPN) Codes

1146Exhaust Gas Port 10 Temperature1147114811491150115111521153115411551156

Main Bearing 1 Temperature (engine)Main Bearing 2 Temperature (engine)Main Bearing 3 Temperature (engine)Main Bearing 4 Temperature (engine)Main Bearing 5 Temperature (engine)Main Bearing 6 Temperature (engine)Main Bearing 7 Temperature (engine)Main Bearing 8 Temperature (engine)Main Bearing 9 Temperature (engine)Main Bearing 10 Temperature (engine)Main Bearing 11 Temperature (engine)Turbocharger 1 Compressor Inlet TemperatureTurbocharger 2 Compressor Inlet TemperatureTurbocharger 3 Compressor Inlet TemperatureTurbocharger 4 Compressor Inlet TemperatureTurbocharger 1 Turbine Inlet TemperatureTurbocharger 2 Turbine Inlet TemperatureTurbocharger 3 Turbine Inlet TemperatureTurbocharger 4 Turbine Inlet TemperatureTurbocharger 1 Turbine Outlet TemperatureTurbocharger 2 Turbine Outlet TemperatureTurbocharger 3 Turbine Outlet TemperatureTurbocharger 4 Turbine Outlet TemperatureEngine Auxiliary Coolant TemperatureAccessory Data Link Fault (J1939 #2)Emergency Shutdown Override Mode Active Warning 1237

1239Ruptured Fuel Basin- Primary Tank1383Unexpected Engine Shutdown1664Engine Failure to Start Shutdown

Battery 1 Temperature1801Battery 2 Temperature1802Intake Manifold 5 Temperature1803Intake Manifold 6 Temperature2433Right Exhaust Temperature2434Left Exhaust Temperature2436Generator Frequency2440Generator AC Voltage2448Generator AC Current2452Generator Reverse Power (kW)2456Generator Reverse Power (kWAr)2648Service Interval Warning4000Air Damper Closed4001ATS in Normal Position4002ATS in Emergency Position4003Battery Charger Failure4004Generator Beaker Closed4005Utility Breaker Closed4006Engine in Cooldown

Generator Control Not in Auto Warning4009Generator Breaker Failure to Open4010Utility to Generator4011Generator Breaker Failure to Close4012Utility Breaker Failure to CLose

Utility to Generator Transfer Failure WarningGenerator to Utility Transfer Failure Warning

4017Loss of Utility4028Earth Fault

Earth Leakage 4029

Description FMIData Valid but Above Normal Operational Range- Most Severe LevelData Valid but Below Normal Operational Range- Most Severe Level

2Data Erratic, Intermittent or Incorrect3Voltage Above Normal or Shorted to High Source4Voltage Below Normal or shorted to Low Source5Current Below Normal or Grounded Circuit6Current Above Normal or Grounded Circuit7Mechanical System Not Responding or Out of Adjustment8Abnormal Frequency, Pulse Width or Period9Abnormal Update Rate10Abnormal Rate of Change11Unexpected Engine Shutdown12Bad Intelligent Device or Component13Out of Calibration14Special Instructions

Data Valid But Above Normal Operational Range- Least Severe LevelData Valid But Above Normal Operational Range- Moderately Severe Level (Derate)Data Valid But Below Normal Operational Range- Least Severe LevelData Valid But Below Normal Operational Range- Moderately Severe Level (Derate)

19Received Network Data In Error31Not Available or Condition Exists

Failure Mode Identifier (FMI) Codes

NOTE A: THE CHASSIS AC TERMINAL RAIL IS CONNECTED DIFFERENTLY ON A FEW EARLY GENERATOR SETS.THERE IS NO S/N BREAK BUT C9E00127 WAS BUILT THIS WAY.THE DIFFERENCES ARE: TERMINAL BLOCK 13 WHICH CONNECTS TO WIRE 143 DOES NOT EXIST AND TERMINALBLOCK 14, 15, 16, 17 & 18 ARE LABELED 13, 14, 15, 16 & 17. TERMINAL BLOCKS 18, 19, AND 20 DONOT EXIST.

2

8

30

5

2

X 265-4944 02 C9 HARNESS

Y 258-4700 02 EMCP3 HARNESSX 283-4834 00 C9 HARNESS - SIDE MOUNTED

IDENT HARNESS CHG

NO ADDITIONAL CONNECTIONS ARE ALLOWED TO ANY WIRESWITHOUT CATERPILLAR ENGINEERING APPROVAL

UNLESS OTHERWISE SPECIFIED:

ALL WIRES TO BE 16 AWG OR LARGER SAE J1128 TYPE SXL OREQUIVALENT. FOR TWISTED PAIR SPECIFICATION SEE SAE J1708

ELIMINATION OF ANY COMPONENTS SHOWN WILL DISABLE CERTAINENGINE FEATURES. CONTACT CATERPILLAR ENGINEERING WHENCONSIDERING COMPONENT REMOVAL

NOTE X: USE KIT 156-7106 WHEN REPLACING CONNECTOR 153-9693.REFER TO REHS1809 FOR REPAIR AND INSTALLATION DETAILS.

POT

SCREEN

POTENTIOMETER

AIR SHUT-OFF RELAY

CONTROL RELAY

ASOR

CTR

E/STOP

CR

GENSET FAULT RELAYGFR

PC

PUMP RELAYPOWER TERMINAL STRIPPULSE WIDTH MODULATED

ABBREVIATIONS

CRANK TERMINATION RELAYCT

SYMBOLS

EMERGENCY STOPPUSHBUTTON

RELAY CONTACT N/O

RELAY COIL

PANEL LAMP SWITCH

SCREEN CABLE

TRANZORB(SURGE SUPRESSOR)

PANEL LAMP

FUSE

POTENTIOMETER

COMPONENT BOX

OPTIONAL WIRINGSECTION BORDER

CIRCUIT BREAKER

EARTH

CHASSIS CUSTOMER TERMINALLOCATED ON DC TERMINAL RAIL

CHASSIS DC TERMINALLOCATED ON DC TERMINAL RAIL

CHASSIS AC TERMINALLOCATED ON AC TERMINAL RAIL

START AID SOLENOID VALVESOCKET

OIL TEMPERATURE SENSORSOCKET

CHASSIS TO DOOR DC SOCKET

GENERATOR SOCKET

E/STOP CHASSIS TO DOOR SOCKET

POWER TERMINAL

CONNECTION

ENGINE CONTROL MODULEECMELECTRONIC MODULAR CONTROL PANELEMCPEITHER POWER INJECTOR RELAYEPIR

MOULDED CASE CIRCUIT BREAKERMCCBMOTORIZED VALVEMVOVERLOADO/L

LIQUID CRYSTAL DISPLAYLCD

RESISTIVE TEMPERATURE DETECTOR

STARTER MOTOR MAGNETIC SWITCHSTARTER AID SOLENOID VALVE

AIR CIRCUIT BREAKERACB

CAT DIGITAL VOLTAGE REGULATORCDVR

AUTOMATIC VOLTAGE REGULATORAVR

AIR SHUT-OFF SOLENOIDASOS

GENERATOR RUNNING RELAYGRRINJECTION ACTUATION PRESSURE CONTROL VALVEIAPCV

ALARM RELAYALR

EMERGENCY STOP

11

58

11

:2

:3

R:10

:2

:1

:3R/1

:1:3

:2

IDENT HARNESS CHG

FOR: C9 ACERT

A 235-8202 05 (EXTERNAL) ENGINE MASTER HARNESSC 215-3249 03 (INTERNAL) INJECTOR HARNESSL 243-1552 00 FUEL HARNESS

THIS SCHEMATIC IS FOR THE C9 GENERATOR SET ENGINE(S/N C9E, NSE)

BLUE

GREEN

BU

GN

RD

WH

OR

YL

PK

BK

BROWN

PURPLE

GRAY

BLACK

COLORABBREVIATIONS

PINK

YELLOW

ORANGE

WHITE

RED

BR

PU

GY

SENSOR / ACTUATOR SUPPLY

SIGNAL PLUS TO ECM

SIGNAL MINUS TO ECM

(+) BATTERY

(-) BATTERY / SENSOR RETURN

CONTROL PLUS FROM ECM

CONTROL MINUS FROM ECM

WIRE GROUP COLOR DESCRIPTIONS

CONTROL TRANSFORMER

PUMP CONTACTOR

SMMSSASV

SRN

PTSPWMRTD

PR

167

11221123112411251126

1142114311441145

11371138113911401141

SPNSPN Description

Exhaust Gas Port 11 TemperatureExhaust Gas Port 12 TemperatureExhaust Gas Port 13 TemperatureExhaust Gas Port 14 TemperatureExhaust Gas Port 15 TemperatureExhaust Gas Port 16 TemperatureExhaust Gas Port 17 TemperatureExhaust Gas Port 18 TemperatureExhaust Gas Port 19 TemperatureExhaust Gas Port 20 Temperature

1157115811591160116111621163116411651166116711721173117411751180118111821183118411851186118712121231

1800

4007

40154016

01

15161718

SPARE BATTERY -SPARE BATTERY -

SPARE BATTERY -SPARE BATTERY -

ATS

J1939 PRIMARY COMMUNICATION

J1939 PRIMARY COMMUNICATION

FUEL LEAK DETECT

SPARE BATTERY +SPARE BATTERY +

AIR SHUTOFF RELAY

CUSTOMER CONNECTIONS:

SHIELD

GENERATOR RUNNING RELAY - N/OGENERATOR RUNNING RELAY - COMMON

GENERATOR RUNNING RELAY - N/CCOMMON SHUTDOWN RELAY - N/O

COMMON SHUTDOWN RELAY - COMMONCOMMON SHUTDOWN RELAY - N/C

REMOTE START FROM ATSREMOTE START FROM ATS

ECM POWER LINK

ECM POWER LINK

MODBUS RS485 COMMUNICATIONMODBUS RS485 COMMUNICATION

SHIELD

AWG 12AWG 12AWG 12

AWG 12

AWG 12

AWG 12

AWG 12AWG 12

AWG 12

AWG 12

AWG 12

AWG 12

AWG 12AWG 12AWG 12

AWG 12

AWG 12

AWG 12AWG 12AWG 12AWG 12AWG 12AWG 12

AWG 12

J1939 SECONDARY COMMUNICATIONJ1939 SECONDARY COMMUNICATION

SHIELD AWG 12AWG 12AWG 12

N

L1

AWG 8

AWG 8

BREAKER AUX N/C AWG 12

BREAKER AUX COM AWG 12

BREAKER AUX N/O AWG 12

-8555

10

WIRE IDENT:-

9

678

5

34

12

-2

-1

-8-10

-3-6

2021

1817

19

141516

1312

-38-37

-23A-30

-10

-30

11

-77-73-59-55-55

3132

28

3029

2627

2324

22

25

-CAN1--EF2

-96-ES-

-95

-EF1

-SRN

-CAN1+

-57

4243

4041

3837

39

3435

33

36

-S-SPD-SRN

-M+-94-93

-M-

-55

-10-SRN-D-SPD

5354

5251

484950

4546

44

47

-87-66

-64-30

-65

-84

-81-89-88

-83

CHASSISDC TERMINALRAIL

-2326665

6362

6059

61

565758

64

-98-97

-90-91-92

-231

-CAN2--CAN2+-99

-SRN

67 -233

-52-51-50

21

3

14 -131

-1429-210

-101-108

-53

-209

45678

-143

-131-131

-140

12

1011

13

15

16

17

19

18

20

-132

-131

-132

-148

-133

-139

-2

JUMPER PLUGS

-CAN1-

-1

-CAN1+

-2-2

120 OHMRESISTORBETWEEN27 & 29

-10

120 OHMRESISTORBETWEEN62 & 63

-5O EARTH

SEE SEPERATE SHEET FOR THE LOACTION OF THE TERMINAL STRIP ON THE GENSET.SEE SEPERATE DRAWINGS FOR INTERCONNECT POINTS ONTO OPTIONAL SHIP LOOSE ITEMS.

WIRE SIZES ARE MAXIMUM TERMINAL CAPABILITIES.208VAC IS ACCEPTABLE VOLTAGE FOR AC FEED, BUT THE JW HEAT WILL DERATE.DO NOT TURN ON AC POWER UNTIL FIELD TECHNICIAN HAS CHECKED WIRING.

NOTES:

NOTE A

2

1

100V TO 250VCUSTOMER

AC SUPPLY(AC TERMINAL RAIL)

(DC TERMINALRAIL)

NOTE: CUSTOMER CABLE TONOTE: CUSTOMER CABLE TO

2 TERMINALS.6mmENTER DIRECTLY ONTO

NOTE:A

COPPER BUSBAR

IF 230V BLOCK HEATER IS FITTED FUSE F19 SHOULD BE 10AIF 230V JACKET WATER HEATER IS FITTED FUSE F19 SHOULD BE 16A

6

6

26mm

COPPER BUSBAR

CUSTOMER

AC SUPPLY(AC TERMINALRAIL)

100V TO 250V

NOTE: CUSTOMER CABLE TO

2mm6 TERMINALS.ENTER DIRECTLY ONTO

NOTE:A

COPPER BUSBAR

IF 230V BLOCK HEATER IS FITTED FUSE F19 SHOULD BE 10AIF 230V JACKET WATER HEATER IS FITTED FUSE F19 SHOULD BE 16A

CUSTOMER

AC SUPPLY(AC TERMINALRAIL)

100V TO 250V

TERMINALS.

NOTE: CUSTOMER CABLE TONOTE: CUSTOMER CABLE TOENTER DIRECTLY ONTO

HEATERS

WATER

5.

62

ENGINEJACKET

HEATER

VOLTAGE CHARGERCONSTANT

BATTERY CHARGER

ENGINE

WATERHEATER

JACKET

BATTERY CHARGER& HEATERS(Both use thesame voltage)

BATTERY CHARGER& HEATERS(120V Charger,240V Heaters)

C9 INLETAIR HEATER

FUEL LEVEL SWITCH DRAWING

CONSTANTVOLTAGE CHARGER

FUEL LEAKDETECTOR

COPPER BUSBAR

VOLTAGE CHARGERCONSTANT

ALTERNATOR(GENERATOR)HEATER



HEATER

ENGINEJACKETWATER

CUSTOMER100V TO 250V

AC SUPPLY(AC TERMINAL

RAIL)

NOTE: CUSTOMER CABLE TONOTE: CUSTOMER CABLE TOENTER DIRECTLY ONTO

TERMINALS.26mm

IF 230V JACKET WATER HEATER IS FITTED MCB M2 SHOULD BE 16AIF 230V BLOCK HEATER IS FITTED MCB M2 SHOULD BE 10A

NOTE:A

F2(4A)

F1(4A)

F34A)

4 POLE BREAKER OR POWER TERMINAL STRIP (PTS) OPTIONAL

EMCP3.3or 3.2or 3.1

AIRSHUT-OFFSOLENOID

COOLANT LOSSSENSOR

CORE BALANCE

IF REQUIREDCURRENT TRANSFORMER

REMOTESTARTCONTACT

MAGNETIC

E

PICK UP No.1

CHARGING

RELAY BOX

RELAY BOX

RELAY BOX

ALTERNATOR

OPTIONALBATTERYISOLATORSWITCHKEYREMOVABLE

ECMPLUG P1 1607689

EMCP3 PLUG1607689

EMCP3 PLUG1607689

EMCP3 PLUG1607689

EMCP3 PLUG1607689

ECM PLUGP1 1607689

GENERATORPLUG 9X4391

E/STOP RECEPTACLE 3E3388

GENERATORRECEPTACLE

1030213

GENERATORPLUG

9X4391

GENERATORRECEPTACLE1030213

GENERATORPLUG

9X4391



GENERATORRECEPTACLE

1030213



E/STOP PLUG 1552264

E/STOP PLUG 1552264

E/STOP RECEPTACLE3E3388

E/STOP RECEPTACLE3E3388

E/STOP PLUG1552264

E/STOP PLUG1552264

E/STOP RECEPTACLE 3E3388

POWERLINK

ECM

STOPEMERGEMCY

LIGHTPANEL

SWITCH

LIGHTPANEL

SERVICE CONNECTORRECEPTACLE 1282312

EMERGENCY STOPON ENCLOSURE

50

EDOOR

EE

CHASSISSTANDARDSTUD

CHASSISOPTIONALSTUD

2230 2

ENGINEELECTRONICCONTROLMODULE(ECM){ENGINE MOUNTED}

METERING C.T.s

VOLTAGE ADJUST

(2K OHM, 10 TURN)POTENTIOMETER

3

43

J

H

C

E

B

A

CAN 2 SERVICECONNECTOR

SERVICECONNECTOR

D

43+B

:2

S

D

SPEED CONTROL

3

2

44

-B1 42

SPEED

(2K , 10T)ADJ. POT.

:1

:3

PWM SPEED CONTROL

ETHERSTART ETHER

START

ETHERSTART

AIRSHUTOFF

AIRSHUTOFF

MANAUTO

START SWITCHETHER

CAN2+

CAN2-

5

18

SRN

2

55

ANNUNCIATOR

ENGINE WIRING

4 POLE BREAKER OPTIONAL

POWERWIRINGFROMGENERATOR

POWERWIRINGFROMGENERATOR

OPEN & CLOSED

REMOTE TERMSFOR BREAKER

POSITIONSBREAKERAUXILIARY

4 POLE BREAKER OPTIONAL

REMOTE TERMS

POSITIONS

FOR BREAKEROPEN & CLOSED

AUXILIARYBREAKER

EARTH FAULTRELAY

AIRSHUTOFFRELAY

ALARMRELAY

GENRUNNING

REMOTE CONTACTSFOR GENERAL ALARM

COMMON ALARMCOMMONALARM

REMOTE CONTACTSFOR GENERATOR RUNNING

GENERATOR RUNNING

SHIELD

CAN_L

CAN_H

BATT(-)

BATT(+)BATTERY POSITIVE(12-24V DC)

BATTERY NEGATIVE (12-24VDC)

J1939 DATA LINK - HIGH

J1939 DATA LINK - LOW

RTD #1 - M

RTD #1 - H

RTD #1 - GND

RTD #1 - L

RTD #1 - SHIELD

RTD MODULE

PT100RTD

RTD #2 - SHIELD

RTD #2 - H

RTD #2 - GND

RTD #2 - L

RTD #2 - M

RTD #3 - GND

RTD #3 - SHIELD

RTD #3 - M

RTD #3 - L

RTD #3 - H

RTD #4 - M

RTD #4 - L

RTD #4 - SHIELD

RTD #4 - GND

RTD #4 - H

RTD #5 - GND

RTD #5 - SHIELD

RTD #5 - H

RTD #5 - L

RTD #5 - M

RTD #6 - L

RTD #6 - SHIELD

RTD #6 - GND

RTD #6 - M

RTD #6 - H

RTD #7 - SHIELD

RTD #7 - M

RTD #7 - GND

RTD #7 - L

RTD #7 - H

RTD #8 - GND

RTD #8 - SHIELD

RTD #8 - H

RTD #8 - L

RTD #8 - M

RTDPT100

PT100RTD

RTDPT100

BATTERY POSITIVE(12-24V DC)

BATTERY NEGATIVE (12-24VDC)



SHIELD

CAN_L

CAN_H

BATT(-)

BATT(+)

THERMOCOUPLE #1

THERMOCOUPLE #1

THERMOCOUPLE #2

THERMOCOUPLE #2

THERMOCOUPLE #4

THERMOCOUPLE #4

THERMOCOUPLE #3

THERMOCOUPLE #3

THERMOCOUPLE #8

THERMOCOUPLE #7

THERMOCOUPLE #7

THERMOCOUPLE #8

THERMOCOUPLE #6

THERMOCOUPLE #6

THERMOCOUPLE #5

THERMOCOUPLE #5

THERMOCOUPLE #14

THERMOCOUPLE #16

THERMOCOUPLE #15

THERMOCOUPLE #15

THERMOCOUPLE #16

THERMOCOUPLE #13

THERMOCOUPLE #13

THERMOCOUPLE #14

THERMOCOUPLE #11

THERMOCOUPLE #11

THERMOCOUPLE #12

THERMOCOUPLE #12

THERMOCOUPLE #10

THERMOCOUPLE #10

THERMOCOUPLE #9

THERMOCOUPLE #9

THERMOCOUPLE #17

THERMOCOUPLE #18

THERMOCOUPLE #20

THERMOCOUPLE #19

THERMOCOUPLE #19

THERMOCOUPLE #20

THERMOCOUPLE #18

THERMOCOUPLE #17

CHANNEL8 DEFAULT SPN='EXHAUST GAS PORT 8 TEMP'










THERMOCOUPLE MODULE

INPUT #1

INPUT #2

INPUT #4

INPUT #3

INPUT #8

INPUT #7

INPUT #6

INPUT #5

INPUT #12

INPUT #10

INPUT #11

INPUT #9

INPUT COMMON #1

INPUT COMMON #2

INPUT COMMON #3

INPUT COMMON #4

OUTPUT #1 (N/O)

OUTPUT #1 (N/C)

OUTPUT #1 (COM)

OUTPUT #2 (N/O)

OUTPUT #2 (N/C)

OUTPUT #2 (COM)

OUTPUT #3 (COM)

OUTPUT #3 (N/C)

OUTPUT #3 (N/O)

OUTPUT #4 (N/O)

OUTPUT #4 (N/C)

OUTPUT #4 (COM)

OUTPUT #5 (N/O)

OUTPUT #5 (COM)

OUTPUT #5 (N/C)

OUTPUT #6 (N/C)

OUTPUT #6 (COM)

OUTPUT #6 (N/O)

OUTPUT #7 (COM)

OUTPUT #7 (N/O)

OUTPUT #7 (N/C)

OUTPUT #8 (COM)

OUTPUT #8 (N/C)

OUTPUT #8 (N/O)

BATT(+)

BATT(-)

CAN_L

CAN_H

SHIELD

INPUT 1 DEFAULT SPN='PRIMARY FUEL TANK LEVEL LOW WARNING'

INPUT 2 DEFAULT SPN='PRIMARY FUEL TANK LEVEL LOW SHUTDOWN

INPUT 3 DEFAULT SPN='COOLANT LEVEL LOW WARNING'

INPUT 6 DEFAULT SPN='GEN BREAKER CLOSED'

INPUT 5 DEFAULT SPN='AIR SHUTOFF DAMPER CLOSED'

INPUT 4 DEFAULT SPN='COOLANT LEVEL LOW SHUTDOWN'

INPUT 10 DEFAULT SPN='SPARE'



INPUT 9 DEFAULT SPN='ATS IN EMERGENCY POSITION'

INPUT 8 DEFAULT SPN='ATS IN NORMAL POSITION'

INPUT 7 DEFAULT SPN='UTILITY BREAKER CLOSED'

OUPUT 1 DEFAULT SPN='COOLANT TEMP HIGH WARNING'

OUPUT 2 DEFAULT SPN='OIL PRESSURE LOW WARNING'

OUPUT 3 DEFAULT SPN='COOLANT TEMP LOW WARNING'

OUPUT 4 DEFAULT SPN='GENERATOR CONTROL NOT IN AUTO'

OUPUT 8 DEFAULT SPN='ENGINE OVERSPEED'

OUPUT 7 DEFAULT SPN='ENGINE OVERCRANK'

OUPUT 6 DEFAULT SPN='COOLANT TEMP HIGH SHUTDOWN'

OUPUT 5 DEFAULT SPN='OIL PRESSURE LOW SHUTDOWN'

BATTERY POSITIVE(12-24V DC)



DISCREET I/O MODULE

NOTE A

NOTE A

NOTE A

NOTE A

NOTE A

NOTE A

NOTE A

NOTE A

NOTE A

NOTE A

GRAVITY FUEL SUPPLY FROM HIGHLEVEL BULK TANK TO BASETANK

FUEL SYSTEM No. 2

DC CIRCUIT

VALVE

LEVEL

SWITCH

SWITCH

LEVELHIGH

FUEL

FUEL

LOW

MOT.

:11CR/3

:9

ST4R448

AUTOMATICVOLTAGE

REGULATOR (AVR)

WITHCDVR

USEFOR

CDVRWITHUSEFOR

55

2

CAN2-

CAN2+

SRN

TERMINAL BOX

NORMALLY OPEN

NORMALLY CLOSED

NORMALLY CLOSED

NORMALLY CLOSEDSW1

SW2

SW3

SW4

LEVEL SWITCH(SIDE VIEW)

TERMINAL BOX

LOW-

LOW

SW 2SW 1

LOWHIGH

SW 4

SW 3

HIGH-HIGH

ENTRY

CABLE

(TOP VIEW)LEVEL SWITCH

16

14

1326

1316(4A) NOTE:A

F19F18(2A)

136

F16

:4

:1CR/1

16132

13114

136136135 131131131

(6A)F17

:4

CR/1:1

16132

14131

6

6NOTE:A

F19(4A)

136

(6A)F18F17

:1CR/1

:4

(2A)F16

62. 5

:5

134

:3

141

6

131

:A1

137

:6

19139

:4

9142131

:A2

131

HC

1514131 131

2177

30 13

131

++36

--2

(*)

F151+ 1

2- 5

*FOR 10A CHARGER FIT (10A) FUSEFOR 5A CHARGER FIT (6A) FUSE

3077FUELLEAKSWITCH

6

141

:5

134

2. 5

6 135

:3

131137

:A1 :1

19142

:6

139140

:4

131131

:A2 :2

9

HC

15

6

5.

131

2

14

140++36

--2

(*)

F151

1+

5-

*

2

FOR 10A CHARGER FIT (10A) FUSEFOR 5A CHARGER FIT (6A) FUSE

24V DCSUPPLY(DCTERMINALRAIL)

24V DCSUPPLY(DCTERMINALRAIL)

134141131

140 131

134141135131

25

:2

TOSTARTERMOTOR

2

+10

--131

12

++ 140

131 2

143

13

5.

137

:A1

:A2

131

HC:14

9142

:13 :1

141

:4

:1CR/1

140

CR/2:6

:5

25. .

136

(10A)

135

F17(2A)F16

MCB2P 6AM1

141

6

20

148

19

:4

139

:6

:3

147

:5

134 138

13114

6 6

MCB

147

M2NOTE:A

134

6

138

18

16

6 133

6 132

240

120

4

M-

-

3SRN

RS485

M+

+5

CAN2-

SRN63

-

OILTEMP

ENGINETEMP

OILPRESSURE

29

PASSIVE

37

PASSIVE

4630

PASSIVEANALOG 1- ANALOG 2- ANALOG 3-

L1

L3

L2

E

N

101T3T2T1

P2

CT1

CT3

CT2

S2P2

P2

S2

S2

50

EARTH

E

+62

SRN42

CAN2+

-

34+50

CAN1+ CAN1-

CAN1 J1939

ENGINETEMP

OILPROGI/P 8 PRESSURE

38

PASSIVEANALOG 2+

28I/P 8

94

34

56

PASSIVEANALOG 1+

FUELLOW

FAULTEARTH

LEAKFUEL

44I/P 6

72

33

45I/P 5

73

53I/P 4

77

2021

LEVEL

PROGI/P 7

I/P 736

93

101

101

6108

5

109108 110

101

7

109

911

108

13

VB

VA

VC

11050

39

I RETURN

LOWCOOLANTSTOP

EMERGSTARTREMOTE

54

18

I/P 370

17

I/P 1

57

55I/P 2

LEVEL

PROGO/P

RLY8

O/PPROG

RLY7

LCD DISPLAY

241

9897

15

92

6159 6058

2 25

9190

27

55

5756

14

99

64

CAN2 J1939

OIL

ANALOG 3+

TEMP

PASSIVE

EF2

26EF2

62

EF2

EF1

25

59

19 12

23A

EF1

61

EF1

72

72

9 64

59

59

59 23A

23A

3017 57

13

14

30

46

7

18

20

30

30

25

30

65

17

17

48

46

46

50

5

3

8

26

1

59

1

2

2

SASV ASOS

LOWFUELLEVEL

18

C

10 A

B2

2

2

P1

S1P1

P1

S1

S1

5351 52

4 12 3

T1

T2

T3

E

N

53

57

51

31

52

47

ICIBIA

AC

333231

21 22

2221

22

66

21

+-67

MAG

PICKUP

EARTH (MOUNTING SCREW)

GFRSWITCH

RLY5

GRRRLY4

SWITCH

40

55

32

6

4133

8355

43

55

ASRSWITCH

RLY3

FUEL

RLY2

CONTROL

_2

55 52

65

ENGCRANK

RLY1

+

BATTERY (12/24Vdc)

58 35

2 37

61 48

55 41

51

14

DC

1

2

F5

F4(10A)

(10A)

ACGENERATOR

(ALTERNATOR)

11

21

6HARNESS XSPLICE 1 HARNESS Y

SPLICE 1

HARNESS YSPLICE 55

HARNESS YSPLICE 45

HARNESS YSPLICE 30

HARNESS YSPLICE 17

HARNESS YSPLICE 10

TERMINALRAIL LINK

TERMINALRAIL LINK

TERMINALRAIL LINK

TERMINALRAIL LINK

HARNESS YSPLICE 41

HARNESS YSPLICE 50 HARNESS Y

SPLICE 101

HARNESS YSPLICE 108

HARNESS YSPLICE CAN1+

HARNESS YSPLICE CAN1-

HARNESS YSPLICE ES-

HARNESS YSPLICE 2

TERMINALRAIL LINK

TERMINALRAIL LINK

HARNESS XSPLICE B+

HARNESS XSPLICE 10

HARNESS XSPLICE 45

HARNESS XSPLICE 2-1

HARNESS XSPLICE 2-2

HARNESS X, SPLICE 30

2.5

E/STUD 2E/STUD 1

(60A)CB1

6

40

1.5

(15A)CB3

:30

:87SR/1

A+

ALT

6

B+

2.5

(20A)

24

CB2

PS1

25

SMMS1/1

+

24V

-

PS1SM1

6

8

38

16

55

1110

10

CR:10

:2

41

15

18

55 55

55

34

10

1010

716

:86SR

34

34

49

7

8

4

SMMS1

2

A55

B2

H

J

CAN 1-

CAN 1+

F

D

J

D+

ED-

24

98

ES-

1A

:2

:3

9

9

2

3654

:85

41

3950

CAN 1-

CAN 1+

CAN1-

SRN(CAN1)

CAN1+

CAN1-

SRN(CAN1)

CAN1+

34 40

5

3D+

8

4

15

D-9

141440

27

28

821

22ES-

48

52

53

61

63

65

11

12

2

2

2

2

2

30

36

36

26

RLY6

ALARM

ALARMBUZZER

AUDIBLE

22

96

The above doesnot functionon EMCP3.2 orEMCP3.1

The above does not function on EMCP3.1

This pindoes notexist onEMCP3.1

The below doesnot functionon EMCP3.1

The below doesnot functionon EMCP3.1

The items below do notfunction onEMCP3.1

95

23SINK O/P 2

SINK O/P 1

68

69

17

45

45

45

17 18

45

37

S-SPD

D-SPD68

66

36

35

7010

45

40

39

38

23

78

54

80 82

7055 56

78

78

80 82

80:3

82:1

:2

OHMS120OHMS

120

This pindoes notexist onEMCP3.1

C9 GEN SETSDO NOT HAVEWIRE 30

CONNECTEDTO PIN 65

C9 GEN SETSDO NOT HAVE

WIRE 41CONNECTEDTO PIN 16

C9 GEN SETSDO NOT HAVEWIRE 45

CONNECTEDTO PIN 18

BOTH OF THESEWIRES CONNECTTO THE STANDARDSTUD IF THE

OPTIONAL STUDIS NOT SUPPLIED

2

1

19

26

SOILTEMPERATURESENDER

OILTEMPERATURE

(-VE SUPPLY)

-VE SUPPLY

+VE SUPPLY

S-SPD

D-SPD

10

30

22

2 2

TERMINAL RAIL LINK

2

:1:2 EPIR

:85

:86

ES-

13

8

:30

:87EPIR/1

10

233

232

231

6

2

:14

:11

:12

ST

:C2

:C1

E

N

T2

T3

1L1T

L3

L2

E

N

231

232

233

6

2

:12:11

:13 :14

ST

:C12

:C11

E

N

T2

T3

T1

L3

L2

E

N

L1

EF2

10

14

A1

30 A2

10

EF1

k l

30

7314

11

242122 12

14

20

4

ASOR

2

:86

:85

23A

37

ASOR/1:87

:30

23

F27 (16A)

1

1

:2ALR

3

2:10

64 65

:11

66

6

ALR/3:8 :9

:2

2

GRR:10

38

87 8988

:8

:11

:9GRR/3

SHIELD

CAN2 -

CAN2 +

4

3

2

6

5

2

55

30

40

39

38

37

36

28

29

27

20

26

18

19

5

23

9

17

16

10

7

8

6

34

35

32

33

31

25

24

21

22

15

13

14

11

12

2

5

4

3

172

1 171 RED

RTDTERMINALSTRIP

THERMOCOUPLETERMINALSTRIP

WHITE

RED

WHITE

181

182

WHITE

RED

192

191

RED

WHITE164

163

SHIELD

CAN1 -

CAN1 +

5

3

2

4 2

1 55

37

29

39

38

40

30

28

19

20

18

8

9

36

10

35

26

27

25

15

16

6

17 359

358

35424

7

5

34

356

357

355

14

33

4

353

352

351

34732

13

23

3

350

349

348

12

22

2

345

346

344

21

31

1

11

343

342

341

340

18

5

21

11

1

12

2

31

3

23

33

13

32

22

5

17

6

7

24

34

4

14

30

19

18

9

20

10

8

26

35

36

37

25

16

27

15

39

38

29

40

28

1

4

2

3

5

320

321

318

319

314

316

317

315

313

311

312

307

309

310

308

305

306

304

302

303

300

301

325

334

336

339

338

337

335

333

332

331

330

329

327

328

326

324

323

322

2

55

SHIELD

CAN2 -

CAN2 +

5

18

:10

:2PR

52

-

+

83

53

PR/2

52

54

:1PR/1:3

:2

:1MV

85

55

:7

84

:6

84

1F23

(2A)

1

6

5

4

3

2

1P16 J16

CAN2 +

CAN2 -

CAN2 SRN

NC

BATT -

BATT +# 1

ANNUNCIATOR

8-PIN CONNECTOR

40-PIN CONNECTOR

8-PIN CONNECTOR

40-PIN CONNECTOR

8-PIN CONNECTOR

40-PIN CONNECTOR

NOTE D

+VE SUPPLYSTARTER MOTOR +VE

BK-18

BK-18

OR-2

mm 2

mm 2mm 2

mm 2

mm 2

mm 2

mm2mm2

mm2

mm2mm2

mm2mm2

mm2

mm2mm2

mm2

mm2

mm2

mm2

mm2

mm2 mm 2

mm 2

mm 2

mm 2

mm 2

mm2mm 2

mm2

mm 2

24V DCSHUNT

MCCB

TRIP

ACB

24V DCSHUNTTRIP

Q/1

Q/2

NEUTRAL EARTH LINK

T3

EN

BALANCEC.T.

CORE

T2

T1

BREAKER

36 37356462 63

44

45

43

41 42

27

29

31

R

64

63

62

66

65

67

8

3

66

67

65

8

3

46 47 48 49 50 51

64

63

62

114

115

116

117

118

119

120

121

122

123

113

112

27

31

29

134

143

142

141

140

139

138

136

137

135

127

133

132

131

130

129

128

125

126

12472

73

75

74

79

77

78

76

83

87

86

85

84

81

82

80

98

102

103

100

101

99

91

97

96

95

94

93

92

89

90

88

110

111

109

107

108

105

106

104

63

62

64

6

5

4

3

2

1

-VE SUPPLY

PRIMARY ENGINE SPEED/TIMINGSENSOR(TOP) P401 INJECTOR HARNESS

INTERFACE P300

SECONDARY ENGINE SPEED/TIMINGSENSOR(BOTTOM) P402

TIMING CALIBRATION(TC)PROBE CONNECTORP400/J400

FUEL HARNESSINTERFACE P93

ELECTRONICCONTROL MODULE P2

ENGINE OIL PRESSURESENSOR P201

INLET AIRHEATER RELAY P501

INJECTION ACTUATIONPRESSURE SENSOR J204

INJECTOR ACTUATIONPRESSURE CONTROLVALVE(IAPCV) P500

ENGINE COOLANT TEMPERATURESENSOR P100

TURBO OUTLET(BOOST) PRESSURESENSOR(INTAKE MANIFOLD AIR) P200

INTAKE MANIFOLD AIR TEMPERATURESENSOR P103

ATMOSPHERICPRESSURE

SENSOR P203

A-S6 A-S8A-S7

A-S5 A-S4

A-S3

A-S2A-S1


12

P4001552269

12

J4003E3364

J5013E3364

12

12

P5011552269

12

P1031552269

P5001552269

12

P1001552269

J2043E3370

ABC

123456789101112131415161718

P2011552267

ABC

P2001552267

ABC

P2031552267

ABC

A-S1

A-S2

A-S3

12

P931552264

345678

A-S4

A-S5

A-S6

A-S7

A-S8

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970

P22274002

7172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120

AB

P4021112416

AB

P4011003320

INJECTION ACTUATIONPRESSURE SENSOR(236-6220)

V+ ANALOGRETURNSIGNAL

OR-18YL-18GN-18

ABC

ABC


OR-18YL-18GN-18

ENGINE OILPRESSURE SENSOR(197-8394)


J2093E3370

TURBO OUTLET(BOOST) PRESSURESENSOR(INTAKE MANIFOLD AIR)(210-1747)C


ATMOSPHERICPRESSURE SENSOR(197-8393)


SIGNALRETURN

PRIMARY ENGINESPEED/TIMING SENSOR(TOP)

SIGNALRETURN

SIGNALRETURN

12

SIGNALRETURN

INTAKE MANIFOLDAIR TEMPERATURE SENSOR(197-8391)

SIGNALRETURN

ENGINE COOLANTTEMPERATURE SENSOR(197-8392)

INTAKE MANIFOLD AIR TEMPERATURE

INJECTOR 3 LS

PRIMARY ENGINE SPEED TIMING SENSOR

SECONDARY ENGINE SPEED/TIMINGSECONDARY ENGINE SPEED/TIMING

ENGINE COOLANT TEMPERATURE SENSOR COMMON

PRESSURE SENSOR +5V

INJECTOR 5&6 HS

FUEL DIFFERENTIAL PRESSURE SW RETURN

ENGINE OIL PRESSURE SENSOR

DIFFERENTIAL FUEL PRESSURE SW

ATMOSPHERIC PRESSURE

IAPCV RETURN

PRIMARY ENGINE SPEED/TIMING

PRESSURE SENSOR COMMON

INJECTOR 1&2 HS

FUEL TEMPERATURE

INJECTOR 6 LS

TIMING CALIBRATION PROBE +

TURBO OUTLET PRESSURE(INTAKE MANIFOLD AIR)

10

20

30

40

50

60

70

80

90

100

110

115

120

INJECTOR 5 LS

FUEL PRESSURE

INJECTOR 4 LS

INJECTOR 3&4 HSINJECTOR 1 LS

INJECTOR 2 LS

TIMING CALIBRATION PROBE -

IAPCV

ANALOG RETURN

ANALOG POWER +5V

INJECTOR ACTION PRESS SENSOR

AIR INLET HEATER RETURN

INLET AIR HEATER

ENGINE COOLANT TEMPERATURE

TIMING CALIBRATION(TC)PROBE CONNECTOR

ENGINE MOUNTEDINLET AIRHEATER RELAY

ENGINE MOUNTEDINLET AIRHEATER

C987-A99 RD-18C987-A99 RD-18

C987-A99 RD-18

C987-A99 RD-18

G855-A91 PU-18

G855-A91 PU-18

G855-A91 PU-18

G855-A91 PU-18

995-A12 BU-18

995-A12 BU-18

995-A12 BU-18

995-A12 BU-18

R746-A20 PK-18

R746-A20 PK-18

R746-A20 PK-18

R746-A20 PK-18

G829-A93 GN-18

G829-A93 GN-18

G854-A92 PK-18

G854-A92 PK-18

G854-A92 PK-18

G854-A92 PK-18

E963-A27 BK-18

E963-A27 BK-18

E963-A27 BK-18

E963-A27 BK-18

G856-A22 WH-18

G856-A22 WH-18

G856-A22 WH-18

G856-A22 WH-18

994-A10 GY-18

994-A10 GY-18

994-A10 GY-18

994-A10 GY-18

G833-A47 PK-18G833-A47 PK-18

E964-A26 WH-18

E964-A26 WH-18

E964-A26 WH-18

E964-A26 WH-18

G857-A30 YL-18

G857-A30 YL-18

G857-A30 YL-18

G857-A30 YL-18

C991-A33 PK-18

C991-A33 PK-18

C991-A33 PK-18

C991-A33 PK-18

E966-A49 YL-18

E966-A49 YL-18

E966-A49 YL-18

E966-A49 YL-18

E965-A48 BU-18

E965-A48 BU-18

E965-A48 BU-18

E965-A48 BU-18

G827-A2 BU-18

G827-A2 BU-18

C967-A15 BU-18

C967-A15 BU-18

C967-A15 BU-18

C967-A15 BU-18

R747-A6 GY-18

R747-A6 GY-18

R747-A6 GY-18

R747-A6 GY-18

A751-A13 YL-18

A751-A13 YL-18

A751-A13 YL-18A751-A13 YL-18

T725-A32 WH-18

T725-A32 WH-18

T725-A32 WH-18

T725-A32 WH-18

G828-A92 WH-18

G828-A92 WH-18

G850-A98 BU-18

G850-A98 BU-18

G850-A98 BU-18

G850-A98 BU-18

G826-A1 BR-18

G826-A1 BR-18

N707-A31 PU-18

N707-A31 PU-18

N707-A31 PU-18

N707-A31 PU-18

G849-A96 BR-18

G849-A96 BR-18

G849-A96 BR-18

G849-A96 BR-18

T860-A34 OR-18-XLPE

T860-A34 OR-18-XLPE

T858-A23 GY-18-XLPE

T858-A23 GY-18-XLPE

T962-A28 WH-18-XLPE

T962-A28 WH-18-XLPE

T962-A28 WH-18-XLPE

T959-A18 BR-18-XLPE

T959-A18 BR-18-XLPE

T959-A18 BR-18-XLPE

T961-A29 GN-18-XLPE

T961-A29 GN-18-XLPE

T961-A29 GN-18-XLPE

T960-A19 BU-18-XLPE

T960-A19 BU-18-XLPE

T960-A19 BU-18-XLPE

T859-A37 WH-18-XLPE

T859-A37 WH-18-XLPE

T957-A16 PU-18-XLPE

T957-A16 PU-18-XLPE

T957-A16 PU-18-XLPE

T958-A17 YL-18-XLPE

T958-A17 YL-18-XLPE

T958-A17 YL-18-XLPE

T858-A86 GY-18-XLPE

T858-A86 GY-18-XLPET858-A85 GY-18-XLPE

T858-A85 GY-18-XLPE

T859-A88 WH-18-XLPE

T859-A88 WH-18-XLPET859-A87 WH-18-XLPE

T859-A87 WH-18-XLPE

T860-A90 OR-18-XLPE

T860-A90 OR-18-XLPE

T860-A89 OR-18-XLPE

T860-A89 OR-18-XLPE

G833-A46 PK-18

G833-A46 PK-18

G833-A46 PK-18

G833-A45 PK-18

G833-A45 PK-18

G833-A45 PK-18

G833-A44 PK-18

G833-A44 PK-18

G833-A44 PK-18

G826-A35 BR-18

G826-A35 BR-18

G826-A35 BR-18

G826-A38 BR-18

G826-A38 BR-18

G826-A38 BR-18

G827-A36 BU-18

G827-A36 BU-18

G827-A36 BU-18C991-L7 PK-18

F421-L1 YL-18

T725-L3 WH-18N707-L4 PU-18

G833-L2 PK-18

G828-L5 WH-18G829-L6 GR-18

G827-A43 BU-18

G827-A43 BU-18

G827-A43 BU-18

G828-A95 WH-18

G828-A95 WH-18

G828-A95 WH-18

G828-A39 WH-18

G828-A39 WH-18

G828-A39 WH-18G828-A40 WH-18

G828-A40 WH-18

G828-A40 WH-18G829-A42 GN-18

G829-A42 GN-18

G829-A42 GN-18G829-A41 GN-18

G829-A41 GN-18

G829-A41 GN-18

G829-A94 GN-18

G829-A94 GN-18

G829-A94 GN-18

INJECTION ACTUATIONPRESSURE CONTROL VALVE(IAPCV)

FUEL HARNESS 243-1552

P3001726062

INJECTOR HARNESSCONNECTOR

T951-C54 YL-16T952-C55 BR-16T953-C56 BU-16T954-C57 GY-16T955-C58 GN-16T956-C63 GY-16

T957-C69 PU-16T958-C68 YL-16T959-C67 BR-16T960-C66 BU-16T961-C65 GN-16T962-C64 WH-16

J3001917823

INJECTORHARNESS215-3249

INJECTORCYLINDER #1

INJECTORCYLINDER #2

INJECTORCYLINDER #3

INJECTORCYLINDER #4

INJECTORCYLINDER #5

INJECTORCYLINDER #6

P3011539693NOTE XA B A B

P3021539693NOTE X A B

P3031539693NOTE X A B

P3041539693NOTE X A B

P3051539693NOTE X A B

P3061539693NOTE X

P1051552269 FUEL

TEMPERATURESENSOR1309811

1552269NOTUSED

J933E3388

FUELPRESSURESENSOR1946725

SECONDARY ENGINESPEED/TIMING SENSOR(BOTTOM)

(236-6221)

CUSTOMER SUPPLY POWERSOPTIONAL JACKET WTER

HEATER, BATTERY CHARGER,AND GENERATOR SPACE

HEATER.

N

L1

L2

AWG 8

AWG 8

AWG 8

-52-51-50

21

3

14 -131

-1429-210

-101-108

-53

-209

45678

-143

-131-131

-140

12

1011

13

15

16

17

19

18

20

-132

-131

-132

-148

-133

-139

CHASSIS ACTERMINAL RAIL3 WIRE 240V

-5O EARTH

NOTE ACUSTOMER SUPPLY POWERS

OPTIONAL JACKET WTERHEATER, BATTERY CHARGER,

AND GENERATOR SPACEHEATER.

CHASSIS ACTERMINAL RAIL2 WIRE 240V

Documents

Electrical System Schematic