ELECTRICAL SCHEMATIC

ManualsBrandsPerkins Engine ManualsOtherPerkins Engine 1204F Electrical Schematic

Refer to the appropriate Service Manual for Troubleshooting, Specifications and Systems Operations.

THIS SCHEMATIC IS FOR THE 1204F INDUSTRIAL ENGINE ELECTRICAL SYSTEM

MEDIA NUMBER: UENR4451-00

Refer to the Parts Manual using a specific serial number prefix in SIS before ordering parts from this schematic.

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ABBREV

COLOR

RED

WHITE

ORANGE

YELLOW

PINK

BLACK

GRAY

PURPLE

BROWN

GREEN

BLUE

SYMBOL DESCRIPTION

BLADE, SPADE, RING OR SCREW

TERMINAL

CIRCUIT CONNECTED

CIRCUIT NOT CONNECTED

ELECTRICAL CONNECTION TO

MACHINE STRUCTURE

INTERNAL ELECTRICAL CONNECTION

TO SURFACE OF COMPONENT

CONNECTOR

ATCH WIRE, CABLE, COMPONENT

SPLICE

CIRCUIT GROUPING DESIGNATION

SENSOR / ACTUATOR SUPPLY

(+) BATTERY SWITCHED

SIGNAL TO ECM

(+) BATTERY

(-) BATTERY / SENSOR RETURN

STARTING CIRCUIT

CAT DATA LINK

CONTROL (POSITIVE) FROM ECM

CONTROL (RETURN) FROM ECM

J1939 DATA LINK

HIGHWAYS

Y764-E47 YL-18

Y765-E48 GN-18

C250-E17 BK-18

C246-E16 BK-18

M795-E34 WH-18

996-E19 GN-18

C234-E91 BK-18

F711-E88 YL-18

C211-E35 BK-18

E965-E21 BU-18

P920-E20 BR-18

P893-E29 PU-18

K443-E30 PK-18

F712-E89 GN-18

Y946-E18 BU-18

K446-E33 PU-18

R884-E31 WH-18

R747-E26 GY-18

N735-E28 BU-18

944-E42 OR-18

R883-E32 YL-18

995-E25 BU-18

N736-E27 GN-18

994-E22 GY-18

R746-E23 PK-18

945-E43 BR-18

101-E40 RD-18

F421-E15 YL-18

C967-E24 BU-18

X926-E3 GY-18

X929-E3 BU-18

X928-E11 GN-18

X927-E1 YL-18

X920-E4 BR-18

X923-E10 OR-18

X922-E12 WH-18

X921-E2 PK-18

Y951-E14 PU-18

Y950-E13 YL-18

C246-EE16 BK-18

C246-E50 BK-18

C246-E51 BK-18

C246-E55 BK-18

C246-E63 BK-18

C250-EE17 BK-18

C250-E56 BK-18

C250-E62 BK-18

C250-E65 BK-18

C250-E66 BK-18

C250-E69 BK-18

C250-E71 BK-18

C250-E90 BK-18

J844-E52 GY-18

J844-E49 GY-18

J844-E54 GY-18

J844-E57 GY-18

J844-E64 GY-18

J844-E67 GY-18

J844-E68 GY-18

J844-E70 GY-18

996-E19 GN-18 996-E58 GN-18

996-E59 GN-18

101-E40 RD-18

229-E41 BK-18

945-E43 BR-18

944-E42 OR-18

996-E19 GN-18

994-E22 GY-18

995-E25 BU-18

C211-E35 BK-18

C234-E91 BK-18

C967-E24 BU-18

E965-E21 BU-18

F421-E15 YL-18

F711-E88 YL-18

F712-E89 GN-18

K443-E30 PK-18

K446-E33 PU-18

N735-E28 BU-18

N736-E27 GN-18

M795-E34 WH-18

P893-E29 PU-18

P920-E20 BR-18

R747-E26 GY-18

R883-E32 YL-18

R746-E23 PK-18

R884-E31 WH-18

X920-E4 BR-18

X921-E2 PK-18

X922-E12 WH-18

X923-E10 OR-18

X926-E3 GY-18

X927-E1 YL-18

X928-E11 GN-18

X929-E3 BU-18

Y950-E13 YL-18

Y951-E14 PU-18

X927-E1 YL-18

X921-E2 PK-18

X926-E3 GY-18

X920-E4 BR-18

X929-E3 BU-18

X923-E10 OR-18

X928-E11 GN-18

X922-E12 WH-18

F421-E15 YL-18

C246-E55 BK-18

Y950-E13 YL-18

Y951-E14 PU-18

C250-E56 BK-18

Y946-E18 BU-18

J844-E57 GY-18

996-E58 GN-18

P920-E20 BR-18

996-E59 GN-18

E965-E21 BU-18

J844-E49 GY-18

C250-E90 BK-18

994-E22 GY-18

R746-E23 PK-18

C967-E24 BU-18

995-E25 BU-18

R747-E26 GY-18

N736-E27 GN-18

N735-E28 BU-18

P893-E29 PU-18

K443-E30 PK-18

R884-E31 WH-18

R883-E32 YL-18

K446-E33 PU-18

M795-E34 WH-18

C211-E35 BK-18

101-E40 RD-18

229-E41 BK-18

944-E42 OR-18

945-E43 BR-18

Y764-E47 YL-18

Y765-E48 GN-18

C246-E50 BK-18

C246-E51 BK-18

J844-E61 GY-18

J844-E54 GY-18

C250-E62 BK-18

C246-E63 BK-18

J844-E64 GY-18

C250-E65 BK-18

C250-E66 BK-18

J844-E67 GY-18

J844-E68 GY-18

C250-E69 BK-18

J844-E70 GY-18

C250-E71 BK-18

F711-E88 YL-18

F712-E89 GN-18

C234-E91 BK-18

J844-E61 GY-18

C250-E62 BK-18

R746-E23 PK-18

C967-E24 BU-18

C246-E50 BK-18

995-E25 BU-18

C246-E63 BK-18

J844-E64 GY-18

C250-E65 BK-18

R747-E26 GY-18

N736-E27 GN-18

C246-E51 BK-18

J844-E67 GY-18

C250-E69 BK-18

P893-EE29 PU-18

J844-E68 GY-18

C250-E66 BK-18

N735-E28 BU-18

J844-E70 GY-18

C250-E71 BK-18

K446-E33 PU-18

K443-E30 PK-18

J844-E54 GY-18

C234-E91 BK-18

R884-E31 WH-18

R883-E32 YL-18

Y765-E48 GN-18

Y764-E47 YL-18

M795-E34 WH-18

C211-E35 BK-18

101-E40 RD-18

229-E41 BK-18

944-E42 OR-18

945-E43 BR-18

F712-E89 GN-18

F711-E88 YL-18

T801-G4 PU-18

128-G1 PK-18

128-G2 PK-16

128-G3 PK-16

C250-G5 BK-18

C250-G6 BK-18

C250-G7 BK-18

J890-G9 BK-18

J894-G8 WH-18

P882-G10 YL-18

L936-G11 PK-18

L938-G12 BR-18

N840-G13 PK-18

L921-G14 YL-18

N841-G15 PU-16

L922-G16 BU-18

N842-G17 WH-16

L920-G18 BR-18

K838-G19 OR-18

F711-G20 YL-18

F712-G21 GN-18

K900-G22 YL-18

K990-G23 GN-18

N894-G30 YL-18

128-G1 PK-18

128-G2 PK-16

128-G3 PK-16

C250-G5 BK-18

C250-G6 BK-18

C250-G7 BK-18

F711-G20 YL-18

F712-G21 GN-18

J890-G9 BK-18

J894-G8 WH-18

K900-G22 YL-18

K990-G23 GN-18

L936-G11 PK-18

L938-G12 BR-18

L920-G18 BR-18

L921-G14 YL-18

L922-G16 BU-18

N840-G13 PK-18

N841-G15 PU-16

N842-G17 WH-16

N894-G30 YL-18

N894-G33 YL-18

N894-G34 YL-18

P882-G10 YL-18

128-G1 PK-18

128-G2 PK-16

128-G3 PK-16

C250-G5 BK-18

C250-G6 BK-18

C250-G7 BK-16

F711-G20 YL-18

F712-G21 GN-18

K990-G23 GN-18

K838-G19 OR-18

L921-G14 YL-18

K810-G25 GN-18

K840-G24 GY-18

P882-G10 YL-18

J894-G8 WH-18

L936-G11 PK-18

L937-G27 OR-18

L938-G12 BR-18

L939-G28 YL-18

L935-G32 GY-18

L943-G31 PU-18

J890-G9 BK-18

L920-G18 BR-18

L922-G16 BU-18

T801-G4 PU-18

N894-G33 YL-18

N986-G26 OR-18

N830-G29 BK-18

N840-G13 PK-18

N841-G15 PU-16

N842-G17 WH-16

K840-G24 GY-18

K810-G25 GN-18

N986-G26 OR-18

L937-G27 OR-18

L939-G28 YL-18

N830-G29 BK-18

N894-G34 YL-18

L943-G31 PU-18

L935-G32 GY-18

K900-G22 YL-18

T801-G4 PU-18

J844-E46 GY-18

229-E41 BK-18

CEM

RESERVED

MPTS 4/PTO SET/LOWER/INT. SPEED LIMIT

Industrial Engine J1 Connections

SHUTDOWN STOP LAMP

KEY SWITCH DCU HS

KEY SWITCH DCU LS

DEMAND FAN SOL. +

DCU POWER RELAY

ENGINE FUEL LIFT PUMP

GLOW PLUGS

CAN B + (DATA LINK)

WAIT TO DISCONNECT LAMP (ALTERNATIVE POSITION)

DEMAND FAN SOL. -

ATTAC TEMP SENSOR

RESERVED

WAIT TO START LAMP

DCU, HF, NOx, DEF Q (CAN C+)

DCU, HF, NOx, DEF Q (CAN C-)

DCU, HF, NOx, DEF Q (CAN C SHIELD)

CDL+

CAN B- (DATA LINK)

CAN B SHIELD (DATA LINK)

CDL -

OIL PRESSURE LAMP

RETURN - ACT ANALOG

AUX TEMP SENSOR

WARNING /DERATE LAMP

AMBIENT INLET TEMP SENSOR

RETURN -PASS ANALOG

SCR DESOX INHIBIT SWITCH

ETHER START

RESERVED

RETURN -2A ON/OFF

RESERVED

FAN SPEED (HE)

RETURN -3.75A ON/OFF

CAN A + (DATA LINK)

CAN A -

A/T ID1

USER SHUTDOWN / PTO SPEED 1 AND 2 SELECTION

MPST 1/ PTO DISENGAGE

THOTTLE / ACT. SENSOR / A/T ID

FUEL FILTER DIFF PRESSURE SWITCH

IDLE VALIDATION 2/THROTTLE ARBITRATION 1

RETURN PWM SENSOR

RESERVED

MACHINE SPECIFIC

RETURN OTHER

MPST 3/ PTO RAISE/ RESUME

NOX (EO) ON/OFF

PWM THROTTLE /PWM TEMP

RETURN -2A ON/OFF

(DESOX LAMP)

MPST 2/ PTO ON/OFF SWITCH

OIL LEVEL SWITCH

ANALOG/PWM Throttle 2

MODE SWITCH 2/ INLET AIR RESTRICTION SWITCH

WATER IN FUEL SWITCH

RESERVED

FAN REVERSE/ OVERSPEED VERIFY SWITCH

SCR DESOX FORCE SWITCH

COOLANT LEVEL SWITCH

AUX PRESS SENSOR (CMG AIR FILTER REST)

RESERVED

NOX (TO) ON/OFF

IGNITION KEY SWITCH

RESERVED

FAN REV./ E-FAN/ STARTER SOLENOID / RELAY

IDLE VALIDATION 1 /CUSTOMER FAN OVERRIDE

MODE SWITCH 1

CAN A SHIELD (DATA LINK)

ECM POWER SUPPLY

ECM POWER RETURN

ANALOG/PWM Throttle 1RETURN - STG

FAN SPEED (PASS) +

LOW DEF LEVEL LAMP

EMISSION SYSTEM FAILURE LAMP

FAN SPEED (PASS) -

REGEN READINESS

ACTIVE SENSOR SUPPLY

NRS VALVE +

NRS VALVE -

ACTIVE SENSOR RETURN

PASSIVE SENSOR RETURN

WASTEGATE REGULATOR VALVE +

DELTA LINK - APP

WASTEGATE REGULATOR VALVE -

ENGINE SPEED SENSOR POWER

ENGINE SPEED - CAM

NRS POSITION SENSOR RETURN

BACK PRESSURE VALVE POSITION

DATE LINK - APP

ENGINE FUEL RAIL PRESSURE

NRS VALVE POSITION

BACK PRESSURE VALVE MOTOR

BAROMETRIC PRESSURE

NRS INLET PRESSURE COOLER OUT

BACK PRESSURE VALVE MOTOR +

ENGINE COOLANT TEMPERATURE

NRS INLET TEMPERATURE

ENGINE OIL PRESSURE

ENGINE INLET MANIFOLD AIR PRESSURE

DIAGNOSTIC CONNECTOR

ENGINE INJECTOR 3 LS

ENGINE INJECTOR 4 LS

ENGINE INJECTOR 3 HS

ENGINE INJECTOR 4 HS

ENGINE INJECTOR 1 LS

ENGINE INJECTOR 2 LS

ENGINE FUEL TEMPERATURE

ENGINE INTAKE MANIFOLD AIR TEMPERATURE

DIAGNOSTIC CONNECTOR OEM ONLY

ENGINE FUEL RAIL CONTROL VALVE

ENGINE INJECTOR 1 HS

ENGINE INJECTOR 2 HS

ENGINE FUEL RAIL CONTROL VALVE

ELECTRONIC CONTROL MODULE (ECM) J2

OIL PRESSURE SENSOR

FUEL TEMP SENSOR

FUEL PUMP CONTROL VALVE

FUEL PRESSURE SENSOR

CAM SPEED SENSOR

+5 VOLTS

GROUND

SIGNAL

GROUND

+5 VOLTS

SIGNAL

NRS DELTA PRESSURE

CDL+

CDL-

ENGINE SPEED - CRANK

INJECTOR 2 LS

INJECTOR 2 HS

INJECTOR 1 LS

INJECTOR 1 HS

INJECTOR 4 LS

INJECTOR 4 HS

INJECTOR 3 LS

INJECTOR 3 HS

CRANK SPEED SENSOR

GROUND

+5 VOLTS

SIGNAL

GROUND

SIGNAL

GROUND

+5 VOLTS

SIGNAL

GROUND

+5 VOLTS

SIGNAL

POSITION SIGNAL

SENSOR RETURN

+5 VOLTS

MOTOR RETURN

MOTOR SUPPLY

POSITION SIGNAL

SENSOR RETURN

+5 VOLTS

MOTOR RETURN

MOTOR SUPPLY

GROUND

+5 VOLTS

SIGNAL

INLET MANIFOLD PRESSURE SENSOR

INLET MANIFOLD TEMPERATURE SENSOR

COOLANT TEMPERATURE SENSOR

BAROMETRIC PRESSURE SENSOR

NRS TEMPERATURE SENSOR

NRS DIFFERENTIAL PRESSURE SENSOR

NRS INLET PRESSURE SENSOR

NRS CONTROL VALVE

BACK PRESSURE VALVE

SMART WASTE GATE

DIAGNOSTIC CONNECTOR

NOT INSTALLED ON ALL

APPLICATIONS

SEE NOTE A

31 WAY INTERFACE CONNECTOR J1 SIDE

RESERVED

DCU SUPPLY (B+)

IGNITION

DCU GROUND (B-)

PRE-SCR TEMPERATURE

PRE-DOC TEMPERATURE

PRE-DFP TEMPERATURE

DFP INJECTOR +

DFP INJECTOR -

DRVP2

LINE 1 HEATER (SUCTION)

DRVP3

DRVP4

LINE 2 HEATER (DELIVERY)

LINE 3 HEATER (RETURN)

COOLANT VALVE CONTROL

CAN A +

CAN A -

CAN C +

CAN C -

SENSOR RETURN (0V)

DUC SUPPLY (B+)

IGNITION

DRVP2

LINE 1 HEATER (SUCTION)

RESERVED

SENSOR RETURN (0V)

CAN A +

31 WAY INTERFACE CONNECTOR TO DCU AND PUMP

DUC SUPPLY (B+)

DUC RETURN (B-)

PRE SCR TEMPERATURE

PRE DCO TEMPERATURE

PRE DPF TEMPERATURE

DEF INJECTOR +

DEF INJECTOR -

LINE 2 HEATER (DELIVERY)

DRVP3

DRVP4

LINE 3 HEATER (RETURN)

COOLANT VALVE CONTROL

CAN A -

CAN C +

CAN C -

RESERVED

CAN C -

RESERVED

COOLANT VALVE CONTROL

DCU

DEF PUMP

CAN A -

CAN C +

CAN A +

RESERVED

LINE 1 HEATER (SUCTION)

DEF PRESSURE

RESERVED

DOSING BOX HEATER

PRE DPF TEMPERATURE

PRE SCR TEMPERATURE

RESERVED

3PH-BLDC GND

RESERVED

DEF INJECTOR +

DEF INJECTOR -

RESERVED

3PH-BLDC A

RESERVED

3PH-BLDC B

RESERVED

3PH-BLDC C

RESERVED

PRE DCO TEMPERATURE

RESERVED

LINE 3 HEATER (RETURN)

RESERVED

LINE 2 HEATER (DELIVERY)

RESERVED

IGNITION

RESERVED

SENSOR RETURN (0V)

(+ 5V)

RESERVED

DUC SUPPLY (B+)

DUC RETURN (B-)

DRVP2

DRVP1

DRVP3

DRVP4

DOSING BOX HEATER

DEF PRESSURE

(+ 5V)

3PH-BLDC A

3PH-BLDC B

RESERVED

DRVP1

RESERVED

SENSOR RETURN (0V)

3PH-BLDC C

3PH-BLDC GND

RESERVED

NOTE A

996-E19

P920-E20

E965-E21

WIRES IN THE FOLLOWING GROUP SHOULD BE TWISTED

This document has been printed from SPI2. NOT FOR RESALE