918F WHEEL LOADER-ELECTRICAL

SENR5775-01
May 1999
918F Wheel Loader
Electrical System
3TJ1-UP
2CK1-UP
5DL1-UP
©
1993 Caterpillar
All Rights Reserved
Printed in U.S.A.
A AA
2
A AA
1
2
325-PK-14
C
A
325-PK-14
200-BK-14
T
FUSE - A component in an electrical circuit that will open the circuit if too much current flows
through it.
REED SWITCH - A switch whose contacts are controlled by a magnet. A magnet closes the
contacts of a normally open reed switch; it opens the contacts of a normally closed reed switch.
SENDER - A component that is used with a temperature or pressure gauge. The sender
measures the temperature or pressure. Its resistance changes to give an indication to the
gauge of the temperature or pressure.
RELAY (Magnetic Switch) - A relay is an electrical component that is activated by electricity.
It has a coil that makes an electromagnet when current flows through it. The electromagnet
can open or close the switch part of the relay.
CIRCUIT BREAKER (C/B) - A component in an electrical circuit that will open the circuit if too
much current flows through it. This does not destroy the circuit breaker and it can be reset to
become part of the circuit again.
SOLENOID - A solenoid is an electrical component that is activated by electricity. It has a coil
that makes an electromagnet when current flows through it. The electromagnet can open or
close a valve or move a piece of metal that can do work.
Harness And Wire Electrical Schematic Symbols
Socket
Pin
Pin or Socket
Number
Wire, Cable, or Harness
Assembly Identification
Single Wire
Connector
Circuit Number
Identification
Wire
Gauge
Wire
Color
Plug
Receptacle
9X-1123
Component
Part Number
Electrical Schematic Symbols And Definitions
1
1
1
2
2
Typical representation of a
Sure-Seal connector. The
plugand receptacle contain
both pins and sockets.
Typical representation of a
Deutsch connector. The
plug contains all sockets
and the receptacle contains
all pins.
MAGNETIC LATCH SOLENOID - A magnetic latch solenoid is an electrical component that is
activated by electricity and held latch by a permanent magnet. It has two coils (latch and unlatch)
that make electromagnet when current flows through them. It also has an internal switch that places
the latch coil circuit open at the time the coil latches.
T
Normally open switch that will close with an increase of a specific condition (temp-press-etc.).
Normally open switch that is closed due to an applied condition, and will open again with a
specific decrease in that condition.
Normally closed switch that will open with an increase of a specific condition.
Normally closed switch that is open due to an applied condition, and will close again
with a specific decrease in that condition.
The circle indicates that the component has screw terminals and a wire can be disconnected
from it.
No circle indicates that the wire cannot be disconnected from the component.
This indicates that the component has a wire connected to it that is connected to ground.
This indicates that the component does not have a wire connected to ground. It is grounded
by being fastened to the machine.
Electrical Schematic Symbols And Definitions
Pressure
Symbol
Temperature
Symbol
Level
Symbol
Flow
Symbol
Code
Flashed
CID-FMI Description
11
NO ACTIVE
Faults
Not applicable
12
NO INACTIVE
Faults
Not applicable
21 368-02 Auto/manual switch signal not correct.
22 621-02 Downshift switch signal not correct.
24 190-08 Engine speed sensor signal not valid.
25 191-08 Transmission speed sensor signal not valid.
31 641-05 Solenoid 1 open circuit.
32 642-05 Solenoid 2 open circuit.
33 643-05 Solenoid 3 open circuit.
34 644-05 Solenoid 4 open circuit.
35 645-05 Solenoid 5 open circuit.
36 646-05 Solenoid 6 open circuit.
41 641-06 Solenoid 1 short to ground.
42 642-06 Solenoid 2 short to ground.
43 643-06 Solenoid 3 short to ground.
44 644-06 Solenoid 4 short to ground.
45 645-06 Solenoid 5 short to ground.
46 646-06 Solenoid 6 short to ground.
51 641-03 Solenoid 1 short to + battery.
52 642-03 Solenoid 2 short to + battery.
53 643-03 Solenoid 3 short to + battery.
54 644-03 Solenoid 4 short to + battery.
55 645-03 Solenoid 5 short to + battery.
56 646-03 Solenoid 6 short to + battery.
61 660-02 Invalid shift lever input line 12.
62 661-02 Invalid shift lever input line 13.
63 662-02 Invalid shift lever input line 14.
64 663-02 Invalid shift lever input line 15.
65 664-02 Invalid shift lever input line 16.
66 665-02 Invalid shift lever input line 17.
67 666-02 Invalid shift lever input line 18.
68 667-02 Invalid shift lever input line 19.
69 668-02 Invalid shift lever input.
71 168-00 System voltage above normal.
72 168-01 System voltage below normal.
74 650-02 Invalid harness code.
DIAGNOSTIC CODE CONVERSION
Connectors
Machine
Location
Harness And/Or Components
Schematic
Location
Connectors
Location
Harness And/Or Components
Schematic
Location
C
F-102-5888
P -102-5889
F-5
FF - 4E0599 Attachment
Data Link Plug Attachment
E-10
*
FF - 4E0599 Attachment
Transmission Control Attchmnt
E-10 *
F - 102-5888
Cluster Gauge
E-3
25 Contacts
E-108-1123
G - 8Y7607
A-13
A -108-1124
B - 4E2846 Standard
A-3
A-108-1124
L - 4E0598
B-7
A -108-1124
B - 8R4127 Attachment
A-3
D-2
A -108-1124
P-102-5889
B-5
A -108-1124
GGG - 4E8960
A-3
D -102-9298
P - 102-5889 Standard
B-9
B - 8R4127 Attachment
Q - 4E4317 Attachment
E-1
D -102-9298
FF - 4E0599 Attachment
B-9
C-10
C
P - 102-5889
Transmission Shifter
D-5
P-102-5889
FF - 4E0599 Attachment
B-9
C-9
FF - 4E0599 Attachment
GG - 4E2908 Attachment
E-10
20 Contacts *
F -102-5888
Operator Monitor (EMS)
E-3 A
LL - 101-5308 Attachment
Wiper Switch Attachment
D-6
A-108-1124
B - 4E2846 Standard
B-3 7 Contacts A
P - 102-5889
SS - 7X6015
C-4
A-108-1124
B - 8R4127 Attachment
B-3
D-2
A - 108-1124
D -102-9298
B-9
A-108-1124
C - 4E2307 Standard
D-13
A -108-1124
Positioner Solenoids
B-6
A-108-1124
C - 8R4128 Attachment
D-13
E-14
B - 8R4127 Attachment
K - 4E4371 Attachment
F-1
A-108-1124
E-108-1123
C-11
L - 4E0598
UU -101-9161 Standard
D-9
A-108-1124
E-108-1123
C-12
L - 4E0598
AIH Timer Attachment
D-9
L - 4E0598
N - 102-5891 Standard
D-9
N - 102-5891
Rear Wiper Motor
E-9
L - 4E0598
N - 4E4186 Attachment
D-9
F-7
C
P-102-5889
Front Wiper Motor
B-4
L - 4E0598
P -102-5889
C-6
L - 4E0598
P - 102-5889
C-6
C
P -102-5889
Transmission Shifter
D-6
Machine locations are repeated for connectors located close together.
* = Connector is located at the component.
A = Connector is located in right console area.
B =Connector is located at breaker box.
C =Connector is located in dash area.
A
10 Contacts
Harness Connector Location Chart
40 Contacts
24 Contacts
12 Contacts
9 Contacts
8 Contacts
6 Contacts
4 Contacts
Off Machine Switch Specifications
Part No. Function Actuate Deactuate Contact Position
3E6429 Supplemental Steering Oil Flow
4 grams
(.14oz)
1.5 grams(.05oz) Normally Open
3E6449
Engine Coolant Temperature
(Start Aid)
38 ± 3°C
(100 ± 5°F)
26.7°C MIN
(80°F MIN)
Normally Closed
3E6450
Primary Steering Pressure
(EMS)
1200 kPa MAX
(175 psi MAX)
700 ± 100 kPa
(100 ± 15 psi)
A-C, Normally Closed
A-B, Normally Open
3E6451
Engine Coolant Temperature
(EMS)
107.0 ± 3.0°C
(224.6 ± 6.0°F)
93.0°C MIN
(199.0°F MIN)
Normally Closed
3E6453
Torque Converter Oil
Temperature (EMS)
129.0 ± 3.0°C
(264.0 ± 6.0°F)
118.0°C MIN
(244.0°F MIN)
Normally Closed
3E6454 Fuel Pressure (EMS)
70 kPa MAX
(10 psi MAX)
40 ± 20 kPa
(6.0 ± 3.0 psi)
Normally Closed
3E6455 Engine Oil Pressure (EMS)
90 ± 21 kPa
(13 ± 3.0 psi)
70 ± 21 kPa
(10 ± 3.0 psi)
A-B, Normally Open
A-C, Normally Closed
3E7693 Brake Oil Pressure (EMS)
10700 kPa MAX
(1550 psi MAX)
8960 ± 345 kPa
(1300 ± 50 psi)
A-B, Normally Open
A-C, Normally Closed
9W0549 A/C Low Pressure
213 kPa MAX
(31 psi MAX)
172 kPa MIN
(25 psi MIN)
Normally Open
Resistor and Solenoid Specifications
Component Part No. Resistance (Ohms)¹
Resistor - Alternator 6T7864 39.00 ± 1.95
Resistor - Blower Motor Speed 9G1950
Overall 2.00 ± 0.10
Solenoid - Air Conditioner Clutch 8T8813 14.4 ± 0.6
Solenoid - Bucket 9T5679 108.0 ± 5.5
Solenoid - Engine Shutdown
Start (Latch) Coil
Stop (Unlatch) Coil
8C3663
1.55 ± 0.15
10.30 ± 1.03
Solenoid - Lift Positioner 9T5678 108.0 ± 5.5
Solenoid - Ride Control 9X3267 17.8 ± 0.9
Solenoid - Start Aid 3E6332 6.0
Solenoids - Transmission 3E6269 33.8 ± 1.0
¹ At room temperature.
Machine
Location
Component
Schematic
Location
Machine
Location
Component
Schematic
Location
C Alarm - Action (EMS) D-3 20 Sensor - Engine Speed (Trans) B-10
1 Alarm - Backup D-14 E-15 21 Sensor - Trans Speed (Speedometer) F-10
2 Alternator F-14 25 Shifter - Transmission F-5
3 Batteries B-15, F-14 22 Solenoid - Air Conditioner Clutch C-14
A Breaker - Blower Motor C-9 A Solenoid - Bucket Positioner B-6
B Breaker - Main A-14 23 Solenoid - Engine Shutdown C-14
B Breaker - Running Lamp A-13 A Solenoid - Lift Positioner B-6
4 Control - Transmission E-10 24 Solenoid - Ride Control B-2, D-1
5 Converter - Voltage F-6 26 Solenoid - Start Aid C-14
C Flasher E-4 19 Solenoids - Transmission F-9
A Fuses C-9 A Switch - Air Intake Heater E-9
B Fuses - Alarm, Horn, Stoplamp, Key A-13 A Switch - Beacon E-7
C Gauge - Engine Coolant Temp F-3 C Switch - Blower D-4
C Gauge - Fuel Level E-3 27 Switch - Brake Oil Press (EMS) F-8
C Gauge - Hydraulic Oil Temp E-3 28 Switch - Bucket Positioner C-2, F-1
C Gauge - Torque Converter Temp F-3 3 Switch - Disconnect B-15
6 Ground - Platform C-5 2 Switch - Engine Coolant Temp (EMS) F-12
7 Ground - Engine End Frame A-6, B-6 2 Switch - Engine Coolant Temp (Start Aid) F-12
5 Ground - Roof E-6 23 Switch - Engine Oil Press (EMS) B-14
8 Heater - Air Intake D-11 A Switch - Flood Lamp D-7
9 Horn - Forward C-2, E-1 25 Switch - Forward Horn D-5
C Lamp - Action (EMS) D-3 A Switch - Front Intermittent Wiper/Washer E-6
C Lamp - Air Intake Heater F-3 A Switch - Front Wiper/Washer D-8
10 Lamp - Diagnostic (Trans) E-10 23 Switch - Fuel Press (EMS) B-14
C Lamp - Neutralizer Override F-3 A Switch - Key Start D-6
C Lamp - Ride Control F-3 29 Switch - Lift Positioner C-2, F-1
A Meter - Service E-7 30 Switch - Neutralizer A-3
C Meter - Speedometer F-4 31 Switch - Parking Brake (EMS) D-10
C Monitor - Operator (EMS) E-3 32 Switch - Primary Steering Press (EMS) A-15
11 Motor - Blower C-3 A Switch - Rear Wiper/Washer D-8
12 Motor - Front Washer F-8 17 Switch - Refrigerant Press (AC) E-12
13 Motor - Front Wiper B-4 A Switch - Ride Control E-7
12 Motor - Rear Washer F-8 A Switch - Running Lamp D-7
14 Motor - Rear Wiper E-9 A Switch - Start Aid E-9
15 Motor - Starting F-13 30 Switch - Stop Lamp A-3
16 Radio F-7 32 Switch - Supplemental Oil Flow (EMS) A-15
15 Relay - Air Intake Heater D-11 A Switch - Test (EMS) E-8
B Relay - Main A-13 C Switch - Thermostat C-3
B Relay - Start A-14 19 Switch - Torque Converter Oil Temp (EMS) B-13
B Resistor - Alternator A-13 A Switch - Transmission Auto/Manual E-8
11 Resistor - Blower Motor Speed C-3 33 Switch - Transmission Downshift B-6
2 Sender - Engine Coolant Temp (Gauge) F-12 A Switch - Transmission Neutralizer Override E-8
17 Sender - Fuel Level (Gauge) E-12 25 Switch - Turn Signal F-5
18 Sender - Hydraulic Oil Temp (Gauge) B-13 C Timer - Air Intake Heater D-9
19 Sender - Torque Converter Temp (Gauge) B-13
Machine locations are repeated for components located close together.
A = Components located at right console.
B = Components located at breaker box.
C = Components located in dash area.
Component Location Chart
Wire Description Chart
Wire
Number
Wire
Color
Description
Wire
Number
Wire
Color
Description
Power Distribution Circuits
Accessory Circuits
101
RD
BAT
500
BR
WIPER - FRONT (PARK)
102
BU
HD LMP
501
GN
WIPER -FRONT (LO)
104
YL
AUX CKT
502
OR
WIPER - FRONT (HI)
105
BR
KEY START SW
503
BR
WIPER - REAR (PARK)
108
BU
AUX CKT
504
YL
WIPER - REAR (LO)
109
OR
ALT OUTPUT (+) TERM
505
BU
WIPER - REAR (HI)
112
PU
MAIN POWER RELAY OUTPUT
506
PU
WASHER - FRONT
113
OR
OPR MON PANEL
507
WH
WASHER - REAR
114
GN
WARNING HORN (FORWARD)
508
PU
RADIO SPEAKER - LEFT
116
BR
AUX CKT
509
WH
RADIO SPEAKER - LEFT (COMMON)
118
GY
AUX CKT
511
BR
RADIO SPEAKER - RIGHT
120
YL
AUX CKT
512
GN
RADIO SPEAKER - RIGHT (COMMON)
121
YL
BACKUP ALARM TO LAMP
513
OR
A/C COMPRESSOR/REFRIGERANT PRESS SW
124
GN
A/C
515
GY
BLOWER MOTOR (HI)
126
PK
XMSN CONT
516
GN
BLOWER MOTOR (MEDIUM)
127
OR
AUX CKT
517
BU
BLOWER MOTOR (LO)
128
PK
AUX CKT
521
YL
A/C SW TO REFRIGERANT SW
129
BU
AUX CKT
522
WH
A/C CLUTCH TO THERMOSTAT SW
130
GN
AUX CKT
537
GN
TURN SIGNAL SW TO FLASHER
135
BU
AUX CKT
538
BR
HAZARD INDICATOR
144
GN
AUX CKT
Lighting Circuits
160
PU
AUX CKT
603
PK
ROTARY BEACON
164
WH
XMSN CONT TO DATA LINK
604
OR
STOP LAMP
193
PU
AUX CKT
605
YL
TURN LAMP - LEFT
Ground Circuits
606
GY
TURN LAMP - RIGHT
200
BK
MAIN CHASSIS
608
GN
FLOOD LAMP - REAR
201
BK
OPR MON PANEL
610
OR
HEAD LAMP BASIC
202
BK
XMSN CONT
611
PU
HEAD LAMP HI
206
BK
BAT SIDE OF DISCONNECT
614
PU
PARK/TAIL/DASH LAMP
276
BK
XMSN CONT IDENT CODE 0
615
YL
CAB FLOOD LAMP/ROPS
277
BK
XMSN CONT IDENT CODE 1
617
BR
TAIL/POSITION LAMP - LEFT (ROAD PKG/WIDTH)
278
BK
XMSN CONT IDENT CODE 2
619
GN
HEAD LAMP LO
279
BK
XMSN CONT IDENT CODE 3
Control Circuits
280
BK
XMSN CONT IDENT CODE 4
710
GN
XMSN SPEED PICKUP SIGNAL
281
BK
XMSN CONT IDENT CODE 5
720
PU
XMSN BRAKE SW
Basic Machine Circuits
751
GN
XMSN SHIFT SOL NO. 1 OR 3
301
BU
STARTER NO. 1 SOL
752
YL
XMSN SHIFT SOL NO. 2
304
WH
STARTER RELAY NO. 1 OUTPUT
754
BU
XMSN SHIFT SOL NO. 3 OR 1
306
GN
STARTER RELAY COIL TO XMSN SHIFTER
755
OR
XMSN SHIFT SOL NO. 4 OR 5
307
OR
KEY START SW TO XMSN SHIFTER
761
GY
LIFT KICKOUT SOL SW
308
YL
MAIN POWER RELAY COIL
762
YL
BUCKET POSITIONER SOL SW
309
GY
ALTERNATOR REGULATOR TERM
900
PU
XMSN SHIFT SOL NO. 5 OR 4
310
PU
START AID SW TO START AID SOL
901
WH
XMSN SHIFT SOL NO. 6
311
WH
START AID SOL TO TEMP SW
910
YL
XMSN NEUTIZER OVERRIDE INDICATOR
321
BR
BCKP ALARM LAMP TRAVEL ALARM
921
WH
XMSN SOL NO 1 OR 3 RETURN
322
GY
WARNING HORN (FORWARD)
922
BR
XMSN SOL NO 2 RETURN
326
PU
KEY START SW C TERM
923
GY
XMSN SOL NO 3 OR 1 RETURN
373
GN
AIH TIMER
924
GN
XMSN SOL NO 4 OR 5 RETURN
Monitoring Circuits
925
YL
XMSN SOL NO 5 OR 4 RETURN
403
GN
ALTERNATOR (R) TERM
926
BU
XMSN SOL NO 6 RETURN
405
GY
OPR MON OIL PRESS (LO SETTING)
944
OR
CAT DATA LINK +
406
PU
OPR MON COOLANT TEMP
945
BR
CAT DATA LINK -
409
OR
OPR MON NEUT
963
GN
BUCKET/FORK POSITION DETENT COIL
410
WH
OPR MON ACTION ALARM
964
BU
FORK POSITION SELECT
411
PK
OPR MON ACTION LAMP
965
WH
TRANS SOL 1 SW TO GND
413
BR
OPR MON FUEL PRESS
966
GY
TRANS SOL 3 SW TO GND
415
GN
OPR MON TEST SW
967
BU
TRANS SOL 1 & SOL 3 SW TO B+ (CST ONLY)
416
OR
SUPPL STER SW
968
BR
TRANS SOL 2 SW TO GND
417
GY
PRIMARY STER SW
969
YL
TRANS SOL 3 SW TO B+
419
YL
OPR MON PARKING BRAKE
970
GN
TRANS SOL 4 SW TO GND
428
OR
OPR MON XMSN OIL TEMP
971
YL
TRANS SOL 5 SW TO GND
432
PK
OPR MON BRAKE PRESS (OIL)
972
BU
TRANS SOL 6 SW TO GND
441
OR
ENG COOLANT TEMP GAGE
973
BR
XMSN CONTROL - AUTO/MANUAL SW 2
442
GY
HYD SYSTEM TEMP GAGE
974
PU
XMSN CONTROL - SLOW MODE SW
443
YL
POWER TRAIN TEMP GAGE
975
WH
XMSN CONTROL - SOL RETURN
447
PK
FUEL LEVEL GAGE
976
OR
RIDE CONT SOL
449
BU
SPDOM SENDER (SIGNAL NO. 1)
977
YL
XMSN CONTROL - AUTO/MANUAL SW 1
450
YL
TACH SENDER (+)
978
GN
XMSN CONTROL - SLOW MODE SW 1
987
WH
DIVERTER SOL
B757
WH
XMSN CONTROL
B758
GN
XMSN CONTROL
B766
WH
KICKOUTS/DETENT DISABLE SW TO KICKOUTS
C920
GY
XMSN CONTROL - DIAGNOSTIC LAMP
1
2
3
4
5
6
7
8
9
10
A
3
4
5
6
8
9
10
11
12
14
15
13
16
B
C
1
2
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
7
A
3
4
5
6
8
9
10
11
12
14
15
13
16
B
C
1
2
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
7
1
2
3
4
5
6
7
8
9
10
Machine Harness Connector And Component Locations
C57693P1
1
1
1
2
3
B
1
4
1
1
1
1
10
9
8
7
5
6
2
2
5
Tap 1.00 ± 0.05
Operation Contact 1¹ Contact 3¹ Contact 5¹
To Scroll ACTIVE Faults Ground² Open Open
To Scroll INACTIVE Faults Open Open Ground²
To Clear ³ Open Ground² Open
Activation of Diagnostic Indicator Operation
(Quick Reference)
¹ These contact are located in the harness code connector.
² Remove the connection to ground to place the desired information shown during scrolling on-hold.
³ A fault is cleared only while it is on-hold. A fault that is active can not be cleared.
Model Serial No. Harness Code Plug Part No.
918F 3TJ,2CK,5DL 4E-2908
Electronic Transmission Harness Code Plug
Title Form No.
Alternator: K1/N1 SENR3685
Electronic Transmission Control SENR5751
Monitoring System SENR2945
Starting Motor: R5.5 SENR3828
Related Electronic Service Manuals
2
2
1
1
7
6
210
9
7
1
5
4 8
3 6
5
1
2
4
4
3
3
2
1
3
1
2
10
9
5
8
6
7
3
2
1
3
3
2
1
2
1
4
1
2
2
1
2
1
OPERATION
GEAR
SOLENOID
1 2 3 4 5 6
24V OUTPUT
S
/
N
U
B
GND ALSO
3R
2R
1R
N
1F
2F
3F
4F
2
7
5
9
6
1
4
3
8
2
1
1
2
4
3
1
2
3
1
2
9
1
2
10
6
8
3
4
5
7
2
1
9
7
5
4
3
8
6
10
25
22
23
12
24
8
18
13
17
11
21
14
10
7
9
1
16
15
6
5
4
3
2
20
19
2
1
2
1
C
2
1
C
1
2
B
A
B
C
B
A
A
12
8
7
6
5
4
3
2
1
2
1
8
7
6
5
4
3
2
A
C
B
B
C
A
1
2
2
1
1
8
5
7
4
3
12
1
11
10
2
1
2
7
9
8
3
4
6
1
12
11
10
1
2
1
2
6
5
3
1
C
12
11
2
2
10
9
12
11
10
9
7
4
12
4
11
6
4
8
3
7
5
3
2
9
1
10
C
B
A
A
2
C
B
1
1
2
2
2
2
1
B
2
6
1
6
1
A
B
A
C
1
2
1
6
A
4
F
E
D
10
C
B
A
12 11 10
8
C
9 8
7
9 8 7
6 5 4
6 5 4
3
2 1
F
E
D
3 2 1
C
B
A
7
5
6
2
B
8
5
1
7
4
5
3
2
1
4
3
5
5
8
7
6
5
1
1
2
3
4
3
5
6
7
4
1
8
4
2
3
2
1
2
1
1
9
2
2
2
1
2
2
1
8
7
6
5
4
3
2
1
3
2
1
3
4
5
6
2
7
8
9
8
7
6
5
4
3
2
1
6
1
6
3
4
5
1
2
8
7
10
1
1
2
GG
200-BK
603-PK
FF
202-BK-18
202-BK-18
164-WH-18
973-BR-18
977-YL-18
522-WH-14
517-BU-14
516-GN-14
515-GY-14
200-BK-14
112-PU-10
112-PU-10
112-PU-10
200-BK-14
200-BK-14
200-BK-14
515-GY-14
200-BK-14
515-GY-14
SS
SS
L
L
L
L
L
L
L
L
L
L
SS
SS
P
FF
202-BK-18
202-BK-18
FF
202-BK-18
N
L
202-BK-18
926/972-BU-18
901-WH-18
925/971-YL-18
900-PU-18
924/970-GN-18
755-OR-18
923/966-GY-18
754/967-BU-18
922/968-BR-18
751-GN-18
752/969-YL-18
921/965-WH-18
449-BU-18
B766-WH
FF
5
11
17
9
18
13
7
3
10
6
1
20
21
15
14
19
12
23
22
24
21
975-WH-18
901-WH-18
975-WH-18
900-PU-18
975-WH-18
755-OR-18
975-WH-18
754-BU-18
975-WH-18
752 YL-18
975-WH-18
751-GN-18
974-PU-18
978-GN-18
450-YL-18
710-GN-18
24
4
22
23
12
19
14
15
8
20
2
1
6
10
3
7
13
18
9
17
11
5
16
975-WH-18
B758-GN-18
202-BK-18
B757-WH-18
450-YL-18
B757-WH-18
B758-GN-18
751-GN-18
276-BK-18
277-BK-18
278-BK-18
279-BK-18
280-BK-18
281-BK-18
754-BU-18
752-YL-18
755-OR-18
900-PU-18
901-WH-18
975-WH-18
978-GN-18
945-BR-18
974-PU-18
710-GN-18
REV SOL
944-OR-18
515-GY-14
SLOW MODE SW 2
C920-GY-18
UNUSED A/S SW
SLOW MODE SW 1
SOL RETURN
SPD SOL 3
SPD SOL 2
SPD SOL 1
FWD LOW SOL
FWD HI SOL
ENG SPD INPUT
XMSN SPD INPUT
UNUSED
965-WH-18
969-YL-18
968-BR-18
972-BU-18
971-YL-18
970-GN-18
966-GY-18
967-BU-18
973-BR-18
977-YL-18
164-WH-18
SPD 3 SW
SPD 2 SW
UNUSED
UNUSED
DATA LINK -
DATA LINK +
REV SW
HARNESS CODE 5
HARNESS CODE 4
944-OR-18
HARNESS CODE 3
945-BR-18
202-BK-18
HARNESS CODE 2
HARNESS CODE 1
HARNESS CODE 0
REV PAR SW
FWD HI SW
164-WH-18
FWD PAR SW
FWD LOW SW
FAULT LAMP
+ BATTERY
SPD 1 SW
AUTO/MAN SW 2
AUTO/MAN SW 1
J
B
G
F
E
D
16
BLOWER
9G-8693
L
FF
2
403-GN-18
B757-WH-18
B758-GN-18
164-WH-18
N
4
10A
15A
DIAGNOSTIC
LAMP
3E-8679
10A
202-BK-18
202-BK-18
N
L
L
UNUSED
10A
144-GN
N
202-BK-18
281-BK-18
280-BK-18
279-BK-18
278-BK-18
277-BK-18
276-BK-18
202-BK-18
617-BR
202-BK-18
403-GN-18
L
L
608-GN
308-YL
NOTE H
24
4
22
23
12
19
14
15
8
21
20
2
1
6
10
3
7
13
18
9
DATA
LINK
PLUG
164-WH-18
17
11
UNUSED A/S SW
SWITCH PANELSWITCH PANEL
5
16
614-PU-14
506-PU
507-WH
144-GN
102-BU-14
126-PK-18
C
987-WH
976-OR
977-YL-18
L
963-GN
164-WH-18
964-BU
128-PK
XMSN CONTROL
112-PU-10
CIGAR LIGHTER 129-BU
124-GN-14BLOWER MOTORS
FUSE
3K-8782
202-BK-18
762-YL
326-PU
105-BR
FUSE
HOLDER
4K-5122
UNUSED
SPEEDO DRIVER
B758-GN-18
STRIP
8V-0404
8R-2814
126-PK-18
116-BR
127-OR
113-OR-18
CONVERTER 120-YL
118-GY
CIRCUIT BREAKER
6N-8589
10A
10A
10A
10A
10A
10A
10A
H
144-GN
XMSN SHIFTER
REAR FLOOD LAMPS
AUX FLOOD LAMPS
310-PU
WIPER MOTORS
B757-WH-18
GROUND
GN-18
967-BU-18
967-BU-18
A
193-PU
RIDE CONT/DVTR
202-BK-18
144-GN
977-YL-18
24
4
22
23
12
19
14
15
8
21
20
2
1
6
965-WH-18
969-YL-18
968-BR-18
966-GY-18
970-GN-18
971-YL-18
972-BU-18
10
3
7
13
18
9
17
11
5
16
164-WH-18
973-BR-18 EMS/GAGES
973-BR-18
10A
34
32
33
36
31
5
6
23
22
39
35
38
2
1
9
10
37
11
40
16
8
17
29
28
27
26
25
24
18
13
30
20
21
7
15
14
19
12
4
3
WH/RD-14
BK-14
THERMOSTAT SW
3E-6454
515-GY-14
RESISTOR
9G-1950
WH/RD-14
BLOWER
9G-8697
BK-14
164-WH-18
PARKING
BRAKE SW
3T-3132
200-BK
202-BK-18
202-BK-18
KICKOUTS
TRANSMISSION
CONTROL
3E-9253
102-BU-14
8
610-OR-14
TO PLATFORM
GROUND
NOTE: TO INSTALL TRANSMISSION CONTROL,
UNPLUG 24 PIN CONNECTOR AT FLOOR OF CAB,
PLUG TRANSMISSION HARNESS INTO CAB HARNESS
AND INTO FLOOR MOUNTED CONNECTOR.
449-BU-18
144-GN
BEACON/LOAD CHK
112-PU-6
202-BK-18
307-OR-18
720-PU-18
160-PU
P
200-BK-14
976-OR
415-GN-18
124-GN-14
606-GY-14
605-YL-14
113-OR-18
910-YL-18
102-BU-14
537-GN-14
615-YL
403-GN-18
614-PU-14
321-BR-18
16
5
11
17
9
18
13
7
3
10
21
6
2
1
20
8
15
14
19
12
23
22
4
24
P
L
306-GN-18
720-PU-18
L
P
P
409-OR-18
SS
202-BK-18
322-GY-18
200-BK-14
200-BK-14
321-BR-18
306-GN-18
202-BK-18
TO PLATFORM
P
T
MOTOR
L
H
973-BR-18
977-YL-18
B758-GN-18
118-GY
502-OR
501-GN
500-BR
P
B757-WH-18
200-BK-14
515-GY-14
517-BU-14
FRONT
WIPER
9X-3392
415-GN-18
910-YL-18
615-YL
124-GN-14
113-OR-18
403-GN-18
614-PU-14
102-BU-14
307-OR-18
720-PU-18
502-OR
500-BR
118-GY
501-GN
164-WH-18
516-GN-14
419-YL-18
605-YL-14
522-WH-14
201-BK-18
7G-1060 GND STRAP
307-OR-18
606-GY-14
720-PU-18
419-YL-18
417-GY-18
405-GY-18
432-PK-18
611-PU-14
447-PK-18
441-OR-18
443-YL-18
442-GY-18
416-OR-18
428-OR-18
413-BR-18
406-PU-18
449-BU-18
521-YL-14
201-BK-18
105-BR
307-OR-18
326-PU
F
F
102-BU-14
537-GN-14
308-YL
200-BK
200-BK
200-BK
200-BK
CCC
108-BU
LAMP
7X-2058
F
F
3
1
P
160-PU
120-YL
120-YL
200-BK
F
F
F
F
F
614-PU
614-PU
614-PU
F
F
GND
ROOF
200-BK
120-YL
200-BK
N
RD-18
BK-18
OR-18
BK-18
+ BATTERY
GROUND
GROUND
+12 VOLT
GROUND
+ BATTERY
BK-18
OR-18
BK-18
RD-18
N
RD-18
BK-18
322-GY-18
VOLTAGE CONVERTER
7T-8000
VOLTAGE CONVERTER
7T-8000
L
L
L
DOME LAMP
6T-4864
200-BK-14
XMSN SHIFTER
9W-1982
TURN SIGNAL SW
9G-5589
2
113-OR-18
901-WH-18
926/972-BU-18
754/967-BU-18
751-GN-18
921/965-WH-18
752/969 YL-18
922/968-BR-18
923/966-GY-18
755-OR-18
924/970-GN-18
900-PU-18
925/971-YL-18
NEUTRALIZER720-PU-18
202-BK-18
321-BR-18
306-GN-18
307-OR-18
409-OR-18
SOL 1 RTN
SOL 2
SOL 2 RTN
SOL 3
SOL 1
SOL 3 RTN
SOL 4
SOL 4 RTN
SOL 5
SOL 5 RTN
SOL 6
SOL 6 RTN
GROUND
BKUP OUT
START RELAY
START SW
EMS
V
V
614-PU
603-PK
615-YL
200-BK
200-BK
200-BK
G
+24
409-OR-18
306-GN-18
307-OR-18
321-BR-18
720-PU-18
P
202-BK-18
926/972-BU-18
901-WH-18
925/971-YL-18
900-PU-18
924/970-GN-18
755-OR-18
923/966-GY-18
922/968-BR-18
752/969-YL-18
921/965-WH-18
751-GN-18
754/967-BU-18
449-BU-18
449-BU-18
SPEEDOMETER
100-6852
614-PU
537-GN-14
606-GY-14
200-BK
SIG
416-OR-18
406-PU-18
415-GN-18
413-BR-18
DIAL SHIFTER
V
P
976-OR
NOTE C
113-OR-18
443-YL-18
F
442-GY-18
447-PK-18
F
200-BK
102-BU-14
120-YL
+12 VOLT
P
441-OR-18
605-YL-14
606-GY-14
200-BK
F
F
614-PU
113-OR-18
F
N
105-BR
14
5
6
2
3
L
605-YL-14
200-BK
BK/YL-18
409-OR-18
403-GN-18
201-BK-18
113-OR-18
442-GY-18
443-YL-18
441-OR-18
447-PK-18
538-BR
432-PK-18
405-GY-18
419-YL-18
428-OR-18
417-GY-18
614-PU
517-BU-14
516-GN-14
515-GY-14
521-YL-14
124-GN-14
200-BK
PANEL LAMPS
7N-5876
614-PU
102-BU-14
537-GN-14
200-BK
611-PU-14
615-YL
606-GY-14 113-OR-18
910-YL-18
605-YL-14
P
614-PU
124-GN-14
521-YL-14
515-GY-14
516-GN-14
517-BU-14
614-PU
GROUND
49
+ BATTERY
HEAD LAMP
30B
C
49A
C2
31
FLASHER
8D-6946
HAZARD
3
4
5
2
1
BLOWER SW
6P-3236
KEY START SW
9G-7641
614-PU
N
113-OR-18
113-OR-18
120-YL
537-GN-14
FORWARD
HORN SW
2T-3360
102-BU-14
120-YL
105-BR
GERMAN
ROADING
FLASHER
8V-2514
615-YL
603-PK
ST
ON
OFF
B
S
C
R
GROUND
TC OIL TEMP
ENG OIL PRESS
BRK OIL PRESS
COOL TEMP
SUPP STEER
TEST SW IN
PRIM STEER
ALTERNATOR
PARK BRK
NEUTRAL
+ BATTERY
FUEL PR
GROUND
GROUND
GROUND
GROUND
ALARM
LAMP
5
11
10
16
20
8
18
2
4
7
12
6
14
15
17
3
19
9
13
AIR INTAKE HEATER
LAMP
7N-5876
F
976-OR
200-BK
615-YL
611-PU-14
606-GY-14
411-PK-18
538-BR
615-YL
200-BK
615-YL
603-PK
200-BK
200-BK
BK-18
PK-18
200-BK
200-BK
200-BK
YL-18
GY-18
OR-18
HIGH BEAM
LAMP
7N-5876
RIGHT TURN
LAMP
7N-5876
ACTION
LAMP 7N-5876
HAZARD FLASHER
LAMP
7N-5876
FLOOD
LAMP
7N-5876
411-PK-18
410-WH-18
201-BK-18
201-BK-18
201-BK-18
201-BK-18
428-OR-18
405-GY-18
432-PK-18
406-PU-18
416-OR-18
415-GN-18
417-GY-18
403-GN-18
419-YL-18
409-OR-18
413-BR-18
RD-18
GN-18
160-PU
200-BK
LEFT TURN
LAMP
7N-5876
NEUTRALIZER
OVERRIDE LAMP
7N-5876
605-YL-14
910-YL-18
IGN
IGN
IGN
COOLANT TEMP CONV TEMP
9X6752
GROUP
CLUSTER GAGE
IGN
GND
GND
GNDGND
SEND
SEND
SEND
SEND
FUEL LEVEL
HYDRAULIC TEMP
OPERATOR
MONITOR
(EMS)
8C-3508
200-BK
200-BK
F
WH-18
F
F
F
RIDE CONTROL
LAMP
7N-5876
200-BK
201-BK-18
F
OPERATOR STATION
F
F
F
PU-18
113-OR-18
F
FRONT DASH ASSEMBLY
FRONT DASH ASSEMBLY
F
F
201-BK-18
ALARM
9G-9813
410-WH-18
1
2
1
BK
RD
200-BK
101-RD-6
304-WH-10
301-BU-10
A
200-BK-14
FFF 8Y-7929 01 A-3
611-PU-14
610-OR-14
619-GR-14
301-BU-10
C
200-BK-14
C
C
304-WH-10
604-OR
WW
RD-18
BK-18
PP
WW
PP
200-BK
JJJ
G
RD-18
BK-18
604-OR
EJ
GN
GN
G
G
G
JJJ
BK-18
BK-18
BK-0
AA
DD
BK-0
NN
HH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCH
ATCHA-2034E-4417LLL
ATCHB-2028R-4501AAA
H
L
NN
G
105-BR
G
130-GN
E
G
XMSN SOLENOID
VALVES
3E-6269
114-GN-18
925-YL-18
900-PU-18
923-GY-18
754-BU-18
109-OR-6
121-YL-18
ATCH
B-13
NN
LOAD CHECK
SOLENOID
6T-8046
1
2
2
1
LOAD CHECK
SOLENOID
6T-8046
FFF
4TH FUNCTION
DIVERTER SOL
6T5859
202-BK-18
144-GN
LLLLLL
200-BK-14
200-BK-14
200-BK-14200-BK-14
987-WH 987-WH
571-OR
571-OR
B
G
200-BK-14
G
B
FORK POSITIONER
3E-7843
200-BK-14
BU-18
BK-18
OR-18
+ BATTERY
SOLENOID
GROUND
B766-WH
964-BU
U
U
B
976-OR
200-BK
RIDE
CONTROL
SOLENOID
9X-3267
200-BK-14
K
K
YY
PU-14
56A
B
200-BK-14
619-GN-14
611-PU-14
614-PU-14
-
606-GY-14
762-YL
Q
Q
FORWARD
HORN
7T-0969
Q
200-BK-14
200-BK-14
GGG
B
B
B
B
RD-18
BK-18
102-BU-14
G
RD-18
BK-18
FFF
COSA ROADING ATTACH
762-YL
B766-WH
GROUND
SOLENOID
+ BATTERY
OR-18
BK-18
BU-18
2
3
200-BK-14
BUCKET POSITIONER
3E-7843
G
G
AAA
987-WH
SPARE
200-BK
AAA
AAA
200-BK-14
GGG
GGG
SPARE
200-BK-14
B
571-OR
GGG
GGG
A-3
SPARE
F-13008R-6892ZZ
YY 8Y-8429
00
F-1/E-1
101-RD-6
G
112-PU-6
304-WH-10
FUSE BLOCK
9W-2035
309-GY
308-YL
BREAKER GP
BREAKER BOX
G
101-RD-10
101-RD-10
308-YL
BK-18
112-PU-6
102-BU-14
101-RD-6
101-RD-10
STOPLAMPS
FORWARD HORN
KEY
BK
BK
15
11
13
15
14
C
B
A
01
A
309-GY
MAIN RELAY
3E-9171
START RELAY
3E-7640
304-WH-10
BK-18
BK-18
109-OR-6
BK-18
109-OR-10
BK-18
112-PU-6
BK-18
BK-18
306-GN
308-YL
PP
PP
101-RD-6
RUNNING LAMP
BREAKER
3T-2662
101-RD-10
MAIN BREAKER
9S-0174
102-BU-14
121-YL10A
109-OR-6
109-OR-6
60A
15A
BACKUP ALARM
10A
10A
114-GN
130-GN
15A 105-BR
1
2
4E-8960
BK-18
RD-18
BU-18
Q
974-PU-18
MM
ATCH
00
00
01
00
01
02
E-10
4E-4589
CCC
D-2
STD
8R-9190
01
01
4E-0630
4E-0597
00
01
03
Z
101-RD-10
PRIMARY
STEERING
PRESSURE
SW 3E-6450
201-BK-18
200-BK-14
BK
T
C
FLOOD
LAMP
9X-1439
608-GN
200-BK-14
200-BK-14
604-OR
BK-18
WH-18T
S RD-18
STOP/TAIL/PARK LAMP
3E-6467
614-PU
RIGHT TURN LAMP
3E-6466
606-GY-14
200-BK-14
BACKUP ALARM
3T-1815
121-YL-18
321-BR-18
LEFT TURN
LAMP
3E-6466
614-PU-14
L
128-PK
B766-WH
KICKOUT
NEUTRALIZER SW
6T-3990
310-PU
308-YL
200-BK
373-GN
C
605-YL-14
200-BK-14
617-BR
STOP/TAIL/PARK LAMP
3E-6467
310-PU
YL-18
GN-18
RD-18
BK-18
C
1
N
615-YL
135-BU
206-BK
206-BK
135-BU
511-BR-18
614-PU-14
Y
201-BK-18
201-BK-18
417-GY-18
201-BK-18
417-GY-18
614-PU-14
H
603-PK
200-BK
200-BK
COSA ROADING ATTACH
200-BK
200-BK200-BK
L
L
L
L
D
D
D
D
D
D
E
200-BK-6
E
A
614-PU-14
L
126-PK-18
201-BK-18
617-BR
617-BR
NOTE G
NOTE F
NOTE E
A-14
B-1
Y
X
X
200-BK-14
200-BK-14
K
56B
31
N
611-PU-14
Q
Q
56A
X
56B
N
31
200-BK-14
200-BK-14
X
N
H
614-PU-14
200-BK-14
200-BK-14
B
200-BK-14
200-BK-14
ENGINE END FRAME GND
L
201-BK-18
201-BK-18
201-BK-18
200-BK-14
200-BK-14
F-7
B-13
A-3
E-6
NOTE
LOC
COSA ROADING ATCH
201-BK-18
F-7024E-4186
BK
RD
BU
N
A-14
E-12
YY
PRIMARY
STEERING
PRESSURE
SW 3E-6450
BEACON
9X-9556
200-BK
603-PK
614-PU-14
200-BK-14
200-BK-14
619-GN-14
Q
A
BK
BK
321-BR-18
121-YL-18
TU
605-YL-14
617-BR
S
TA
604-OR
STOP/TAIL
TURN LAMP
5C-9931
610-OR-14
BACKUP ALARM
3T-1815
606-GY-14
604-OR
TU
TA
S
D
442-GY-18
HYDRAULIC GAGE
SENDER
4W-9972
U
U
200-BK
976-OR
200-BK-14
200-BK-14
604-OR
604-OR
RD-18S
T WH-18
BK-18
614-PU-14
202-BK-18
416-OR-18
SOL 1
FWD HIGH
978-GN-18
C
200-BK-14
614-PU
604-OR
604-OR
200-BK-14
BK-18
GN-14
BK-14
619-GN-14
617-BR-14
611-PU-14
605-YL-14
619-GN-14
614-PU-14
B766-WH
610-OR-14
615-YL
603-YL
200-BK
512-GN-18
108-BU
GND-ROOF
(LOC D-5)
619-GN-14
B766-WH
LIFT POSITIONER
3E-7844
BU-18
OR-18
BK-18
SOLENOID
GROUND
+ BATTERY
FUEL
PRESSURE SW
3E-6454
450-YL-18
202-BK-18
710-GN-18
202-BK-18
A
ROT. BEACON
(LOC D-2)
FORK POSITIONER
3E-7843
CCC
CCC
976-OR
CAB FLOOD
(LOC F-2)
926-BU-18
901-WH-18
CCC
200-BK
926-BU-18
901-WH-18
925-YL-18
924-GN-18
755-OR-18
923-GY-18
754-BU-18
922 BR-18
752 YL-18
921-WH-18
751-GN-18
03
SPEAKER AS.
6T-7695
SPEAKER AS.
6T-7695
00
F-7
00
126-PK-18
976-OR
416-OR-18
STOP
202-BK-18
AA
974-PU-18
978-GN-18
450-YL-18
710-GN-18
ANTENNA AS.
9W-3072
C
A
A
BA
605-YL-14
606-GY-14
611-PU
720-PU-18
200-BK-14
200-BK-14
761-GY
987-WH
610-OR-14
614-PU-14
617-BR
976-OR
RIGHT
TURN
LAMP
3E-6466
B766-WH
762-YL
964-BU
126-PK-18
604-OR
130-GN
619-GN-14
200-BK-14
114-GN-18
200-BK-14
RADIO
NOTE B
200-BK-14
FORWARD
HORN
7T-0969
605-YL-14
200-BK-14
200-BK-14
114-GN-18
200-BK-14
606-GY-14
200-BK-14
RIDE
CONTROL
SOLENOID
9X-3267
900-PU-18
202-BK-18
978-GN-18
963-GN
BBB
START AID
SOLENOID
3E-6332
A/C CLUTCH
SOLENOID
8T-8813
STARTER
3E-5381
508-PU-18
509-WH-18
BU-18
417-GY-18
201-BK-18
ANTENNA
B766-WH
202-BK-18
710-GN-18
LEFT SPKR
RIGHT SPKR
4
4
3
3
2
2
11
5 6
3
L
114-GN-18
L
L
L
114-GN-18
GROUND
NOTE E: TO ATTACH COSA ROADING CIRCUIT
REMOVE WIRE AS. HH
L
L
L
L
200-BK
200-BK
H
L
STOP LAMP SW
105-6118
L
L
L
L
COSA ROADING ATCH
ENGINE END FRAME
BK-18
OR-18
+ BATTERY
SOLENOID
GROUND
A-14
03
01
720-PU-18
L
L
L
L
L
02
04
606-GY-14
RESISTOR
6T-7864
L
L
L
605-YL-14
202-BK-18
BK-14
PU-14
GN-14
L
311-WH
310-PU
976-OR
L
L
964-BU
03
02
144-GN
101-RD-10
608-GN
200-BK-14
L
L
02
200-BK-14
619-GN-14
LEFT
TURN
LAMP
3E-6466
L
L
1
00
00
4E-0599
F-13
F-15
F-14
B-14
B-14
B766-WH
NOTE G: FOR USE WITH SUPPLEMENTAL STEERING
ATTACHMENT TO INDICATE PRIMARY STEERING
FAILURE AND/OR REDUCED SUPPLEMENTAL
STEERING OIL FLOW
E-12
E-1
D-10
964-BU
B766-WH
761-GY
322-GY-18
D-9
F-8
B-7
F-1
C-13
D-2/C-11
01
E-5
B
432-PK-18
A-12
B-9
E-14
D-13
FLOOD
LAMP
9X-1439
FLOOD
LAMP
9X-1439
B-3
D-2
A-3
A
8R-1461
4E-3184
4E-3185
4E-3186
4E-3187
FUSE 15A 9W-1441
FUSE 10A 9W-1442
8R-4124
4E-4317
LOC
S
Q
403-GN
FF
4E-3079
4E-1188
102-5888F
102-9298
8R-4128
4E-2307
E
04
03
E
X
E
E
X
E
E
E
J
L
H
ATCH
761-GY
200-BK
507-WH
506-PU
L
L
102-BU-14
114-GN-18
130-GN
105-BR
310-PU
417-GY-18
428-OR-18
326-PU
443-YL-18
413-BR-18
405-GY-18
202-BK-18
521-YL-14
441-OR-18
406-PU-18
403-GN
306-GN
308-YL
608-GN
617-BR
605-YL-14
606-GY-14
522-WH-14
604-OR
614-PU-14
321-BR-18
L L
L
L
L
4TH FUNCTION
DIVERTER VALVE SW
6T-3990
32
B766-WH
762-YL
987-WH
200-BK-14
E
761-GY
200-BK-14
322-GY-18
976-OR
619-GN-14
614-PU-14
605-YL-14
611-PU
617-BR
964-BU
606-GY-14
403-GN
406-PU-18
200-BK
02
506-PU
507-WH
301-BU-10
200-BK-10
E-5
MEMORY
403-GN
309-GY
L
521-YL-14
441-OR-18
Q
CC
403-GN
309-GY
8Y-7609
BK-18
BK-18
130-GN-18
121-YL-18
C
FLOOD
LAMP
9X-1439
200-BK
441-OR-18
109-OR-6
B-2
BUCKET/FORK
POSITIONER SELECT
SW 6T-3991
N
200-BK
406-PU-18
10
604-OR-18
321-BR-18
121-YL
200-BK-14
614-PU-14
604-OR
606-GY-14
608-GN
E
M A
A
BK-18
403-GN
200-BK-14
109-OR-6
615-YL
K
310-PU
CAB FLOOD
(LOC D-2)
FUEL LVL SENDER
9X-0265
611-PU-14
TURN
LAMP
5C-8964
E
200-BK-14
606-GY-14
BEACON
(LOC E-2)
201-BK-18
406-PU-18
200-BK
603-PK
114-GN-18
604-OR
130-GN
200-BK
GND-PLATE
(LOC D-9)
120-YL
OPEN ROPS LIGHTING
COOLANT GAGE
SENDER
4W-9972
605-YL-14
606-GY-14
A
9
201-BK-18
417-GY-18
405-GY-18
N
B766-WH
114-GN-18
322-GY-18
B
614-PU-14
RIGHT SPKR
LEFT SPKR
+ BATTERY
200-BK
L
503-BR
201-BK-18
504-YL
201-BK-18
447-PK-18
441-OR-18
443-YL-18
442-GY-18
416-OR-18
428-OR-18
413-BR-18
406-PU-18
449-BU-18
521-YL-14
522-WH-14
105-BR
326-PU
308-YL
608-GN
102-BU-14
201-BK-18
310-PU
617-BR
614-PU-14
505-BU
306-GN
321-BR-18
S
513-OR-14
201-BK-18
118-GY
A
ATCH
LICENSE
PLATE
LAMP
E
614-PU
755-OR-18
FRONTFRAME
TRANSMISSION
112-PU-6
MM
FRAME
160-PU
SOL 2
REV
417-GY-18
SOL 3
FWD LOW
924-GN-18
405-GY-18
432-PK-18
308-YL
FRAME
102-BU-14
H
L
MOTOR
617-BR
614-PU-14
4E-3617 02
T
202-BK-18
1
BK
116-BR
105-BR
127-OR
200-BK
128-PK
B766-WH
419-YL-18
3
2
1
L
5
507-WH
M
M
VV
506-PU
432-PK-18
LN
PARK
BRAKE
(LOC D-10)
419-YL-18
200-BK
201-BK-18
BK
RD
BU
432-PK-18
105-BR
BK-0
FLOOD LAMP
9X-1439
UU
B757-WH-18
B758-GN-18
M
M
102-BU-14
102-BU-14
FRONT
POSITION
LAMP
BUCKET
MARKER
LAMP
REAR WASHER
7T-8890
603-PK
615-YL
105-BR
120-YL
L
3
2
BU-18
BK-18
608-GN
OR-18
+ BATTERY
SOLENOID
GROUND
610-OR-14
2
200-BK
1
614-PU-14
AIH OR ETHER
START AID SW
6T-6066
9
617-BR
200-BK-14
105-BR
617-BR-14
126-PK-18
REAR WIPER SW
3T-6655
L
BK
415-GN-18
910-YL-18
507-WH
720-PU-18
310-PU
987-WH
976-OR
008Y-7526
200-BK-14
200-BK-14
T
BK
308-YL
306-GN
447-PK-18
441-OR-18
443-YL-18
442-GY-18
ATCH
200-BK-14
428-OR-18
B
ATCH
ATCH
413-BR-18
403-GN
BU-18
OR-18
BK-18
ATCH
1
F-13
614-PU-14
126-PK-18
987-WH
976-OR
762-YL
964-BU
617-BR
610-OR-14
004E-0773
B766-WH
EEE
ATCH
ATCH
4E-2379
A
978-GN-18
974-PU-18
326-PU
310-PU
SOLENOID
B
GROUND
+ BATTERY
ATCHF-7
202-BK-18
029W-3073BBB
2
A-12
506-PU
615-YL
193-PU
144-GN
974-PU-18
L
XMSN DOWNSHIFT SW
9X-4959
A
MM
406-PU-18
963-GN
762-YL
964-BU
963-GN
603-PK
200-BK
N
N
X
X
N
449-BU-18
964-BU
762-YL
603-PK
200-BK-6
13
14
SOL 4
SPD 1
SOL 6
SPD 3
GND
1
2
200-BK-14
EEE
128-PK
521-YL-14
E
XMSN NEUTRALIZER
OVERRIDE SW
7X-6396
710-GN-18
K
605-YL-14
6
COOLANT SW
3E-6449
(START AID)
COOLANT SW
3E-6451
ZZ
EEE
LIFT
POSITIONER SW
3E-7844
E
619-GN-14
BUCKET
POSITIONER SW
3E-7843
TURN
LAMP
5C-9029
B-
E
SOL 5
SPD 2
200-BK
615-YL
611-PU
606-GY-14
605-YL-14
321-BR-18
ATCH WIRE, CABLE &
COMPONENT
AND XMSN SHIFTER IN NEUTRAL
NOTE F: FOR USE WITH SUPPLEMENTAL STEERING ATTACHMENT
TO INDICATE PRIMARY STEERING FAILURE
X
306-GN
521-YL-14
K
CABLE AS.
J
608-GN
EE
DD
321-BR-18
CC
BB
200-BK-14
AA
STD
GG
00
200-BK-14
8Y-7607G
WIRE AS.
V
U
102-5889
102-5891
4E-0602
4E-0598
513-OR-14
4E-4371
NOTE
P
N
M
L
K
J
H
NOTE C: UNUSED TRANSMISSION SW
108-1123E
D
C
C
B
B
A
CHGPART NO.IDENT
HARNESS AS.
NOTE A: NORMALLY CLOSED AT PROPER REFRIGERANT CHARGE
NOTE B: RADIO TO BE INSTALLED BY DEALER
OPERABLE MACHINE WITH THE KEY AND ENGINE OFF
COMPONENTS ARE SHOWN INSTALLED ON A FULLY
CIRCUIT NOT CONNECTED
CIRCUIT CONNECTED
BLUE
GREEN
BU
GN
RD
WH
OR
YL
PK
BK
BLADE, SPADE, RING,
OR SCREW TERMINAL
INTERNAL ELECTRICAL
CONNECTION TO SURFACE
OF COMPONENT
ELECTRICAL CONNECTION
TO VEHICLE STRUCTURE
CONNECTOR
SYMBOL DESCRIPTION
BROWN
PURPLE
GRAY
BLACK
COLORABBREV
PINK
YELLOW
ORANGE
WHITE
RED
BR
PU
GY
UNLESS OTHERWISE SPECIFIED: ALL WIRE IS 16 GAGE
BK
102-BU-14
105-BR
507-WH
120-YL
105-BR
615-YL
603-PK
E
102-BU-14
450-YL-18
12V BATTERY
3T-5760 STD
9X-3404 ATT
DIMMER SW
2H-1855
504-YL
505-BU
118-GY
503-BR
126-PK-18
8
603-PK
144-GN
102-BU-14
TO
PLATFORM
202-BK-18
L
614-PU-14
REAR WIPER
9X-3392
118-GY
ALTERNATOR
9W-3043
105-BR
307-OR-18
TO ENGINE
END FRAME
326-PU
W
D+
B+
308-YL
BK
503-BR
E
03
102-BU-14
8Y-7770
STOP/TAIL/TURN LAMP
5C-9930
118-GY
105-BR
BK-18
BK-18
2
1
751-GN-18
921-WH-18
KEYED "B" KEYED "C"
121-YL-18
617-BR-14
8Y-7606
00
THE DATA LINK WIRES (944-OR & 945-BR) MUST BE TWISTED
TOGETHER AT LEAST 1 TURN PER INCH
720-PU-18
NEG POS
201-BK-18
200-BK
FLOOD LAMP
9X-1439
AA
605-YL-14
200-BK
606-GY-14
NOTE D: TO ATTACH DIMMER SWITCH REMOVE JUMPER
INSERT PINS FROM HARNESS FFF
513-OR-14
NOTE D
605-YL-14
BB
2
43
E-10
500-BR
501-GN
502-OR
H
201-BK-18
118-GY
504-YL
ENGINE
505-BU
201-BK-18
127-OR
116-BR
L
L
MOTOR
308-YL
202-BK-18
L
102-BU-14
2
CIGAR LIGHTER
9W-0335
NOTE K
MOTOR
200-BK-10
A-12
200-BK
JJJ
615-YL
614-PU-14
615-YL
617-BR
200-BK
322-GY-18
1
118-GY
2
308-YL
2
308-YL
403-GN-18
614-PU-14
419-YL-18
200-BK
FRONT WASHER
7T-8890
419-YL-18
A
B
C
200-BK
SWITCH PANEL
614-PU-14
12
L
415-GN-18
EMS TEST SW
6T-6066
201-BK-18
1
BRAKE OIL SW
3E-7693
118-GY
118-GY
32
200-BK
B
2
11
8
5
3
12
9
CCDD
521-YL-14
450-YL-18
6
513-OR-14
973-BR-18
977-YL-18
308-YL
193-PU
614-PU-14
105-BR
614-PU-14
373-GN
987-WH
193-PU
SWITCH PANEL
LAMPS
7N-5876
201-BK-18
522-WH-14
12
11
611-PU
C
B
963-GN
BEACON
9X-9556
326-PU
405-GY-18
413-BR-18
A
443-YL-18
TRANS/SPEEDO
SPEED
SENSOR
6V-2455
615-YL
T
109-OR-6
TO ENGINE
END FRAME
C
428-OR-18
C
201-BK-18
200-BK
ENGINE OIL
PRESSURE SW
3E-6455
513-OR-14
521-YL-14
513-OR-14
522-WH-14
NEUTRALIZER SW
105-6117
TO
ENGINE BLOCK
E
416-OR-18
130-GN
E
12V BATTERY
3T-5760 STD
9X-3404 ATT
EE
2
1
+
T
A
2
1
6
ATCH
XMSN AUTO/
MANUAL SW
6T-3991
8
5
1
2
SHUTDOWN
SOLENOID
8C-3663
OPERATOR STATION
FRONT
INTERMITTENT
WIPER SW
3E-0155
405-GY-18
201-BK-18
L19
L19
L19
L20
L20
L21
L21
L22
L22
L31
L31
L31
L34
L25
L26
L33
201-BK-18
L27
L29
L26
RD-0
HEADLAMP
HI/LO BEAM
MARKER LAMP
9X-3462
L33
506-PU
L27
L29
L33
L26
L27
L29
L25
405-GY-18
L25
L22
L22
L34
L34
L34
619-GN-14
604-OR
976-OR
L24L24
L34
L33
L32
L32
L33
L33
130-GN
L32
507-WH
200-BK
Z
200-BK-14
200-BK
Y
L32
L23
L30
L30
L32
L32
L31
322-GY-18
322-GY
L30
2
1
614-PU
L28
L28
L28
L29
L28
L27
L26
L23
L23
L25
L24
L24
L23
L25
L18
L18
L17
E
201-BK-18
L16
L16
L15
L15
L14
752-YL-18
L14
L20
L20
L20
BK-18
L21 L21
L21
L18
L18
L13
L13
L21
STD
L6
L6
L42
L42
L35
L35
L35
L35
L39
L40
L12
L12
L12
L12
L9
L9
L9
L9
L7
L7
L7
B-5
L7
L41
L41
L41
L41
L11
L11
L11
L10
L10
L10
L8
L8
L8
L42
L37
L37
L37
L37
L19
L19
L5
L5
L5
L5
L10
L10
L10
L37
L19
L2
L1
L2
L1
L3
L6
L7
L8
L9
L10
L18
L36
L36
L16
L16
L14
L13
L15
L15
L17
L17
L6
ZZ
L39
L39
L40
L1
L4
L4
L4
L1
L2 L2
L3
L4
L3
L3
L2
L1
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
160-PU
910-YL-18
976-OR
605-YL-14
L1
HEADLAMP
HI/LO BEAM
MARKER LAMP
9X-3462
121-YL
A
164-WH-18
C
200-BK-14
200-BK
Z
BK
RD
BU
A
EEE
EE
SUPPLEMENTAL
STEERING
SW 3E-6429
Z
416-OR-18
201-BK-18
200-BK-14
NOTE K: 9U-7204 FLORESCENT SERVICE LAMP IS AVAILABLE
AND IS POWERED FROM THE CIGAR LIGHTER SOCKET
D-900101-9161UU
ATCH
ATCH
CONV OIL GAGE
TEMP
4W-9972
LOAD CHECK
RELEASE SW
6T-5925
200-BK-10
301-BU-10
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
200-BK
614-PU
615-YL
538-BR
443-YL-18
606-GY-14
129-BU
611-PU-14
200-BK
REFRIGERANT SW
NOTE A
9W-0549
311-WH
310-PU
200-BK
RD-00
BK-00
BK-00
200-BK
200-BK
200-BK
200-BK
614-PU-14
LL
LL
720-PU-18
449-BU-18
A
910-YL-18
HH
126-PK-18
442-GY-18
FRONT WIPER SW ATTACHMENT
506-PU
500-BR
501-GN
502-OR
200-BK
118-GY
118-GY
BR
BU
YL
WH
BK
RD
WASHER
PARK
E
311-WH
200-BK
GGG
MOTOR
BATMTR
SG
DISCONNECT SW
7N-0718
BK-0
BB
8Y-7930
201-BK-18
417-GY-18
C
608-GN
C
LOW SPEED
B
NOTE H: USED ONLY WITH IT18F (MACHINE CODE PLUG)
200-BK
200-BK
HIGH SPEED
GROUND
114-GN-18
2
976-OR
611-PU
A
E
E
A
3
B+
RD B+
608-GN
608-GN
126-PK-18
200-BK-14
200-BK-14
720-PU-18
ENGINE
SPEED
SENSOR
6V-2455
614-PU-14
RIDE CONTROL SW
6T-3990
NEG
BEACON SW
6T-3990
03
00
B
114-GN-18
W
428-OR-18
POS
KEYED "A"
P
L
ATCHD-601
LH VALVE AS
8R-8529
XMSN SOLENOID
VALVES
3E-6269
101-5308
CAB FLOOD
LAMP
9X-1439
E
KK
JJ
JJ
WH
32
H
LL
VV
L
441-OR-18
200-BK
200-BK
VV
WH
447-PK-18
201-BK-18
403-GN
610-OR-14
1
976-OR
B766-WH
762-YL
B766-WH
761-GY
606-GY-14
A
200-BK-14
K
608-GN
S
202-BK-18
B
617-BR
F
605-YL-14
F
B
200-BK-14
200-BK-14
322-GY
200-BK-14
THIS SCHEMATIC IS FOR THE IT18F (8C-9629 CHG 01)
A
322-GY-18
200-BK-14
200-BK-14
200-BK-14
200-BK-14
200-BK-14
200-BK-14
D-11
D-11
00
00
104-5466
104-5467
KK
617-BR
614-PU-14
614-PU-14
CAB FLOOD
LAMP
9X-1439
JJ
+
NOTE J
761-GY
B
403-GN-18
200-BK
SERVICE METER
6T-7337
BK
105-BR
129-BU
RUNNING
LAMP SW
6T-3989
- +
B
522-WH-14
W
310-PU
201-BK-18
201-BK-18
450-YL-18
710-GN-18
202-BK-18
447-PK -18
710-GN-18
450-YL-18
200-BK-14
200-BK-14
413-BR-18
201-BK-18
105-BR
326-PU
608-GN
200-BK-14
201-BK-18
C
B
LOAD CHECK ATCH
WH
D-13 NOTE J: TO CONNECT REFRIGERANT SW REMOVE PLUGS FROM
CONNECTOR LOCATIONS 11 AND 12. INSERT PINS
FROM HARNESS AS. S
NOTE:
LOAD CHECK
ATTACHMENT
PLUGS INTO
RIDE CONTROL
CONNECTOR
NOTE
LOC
LOAD CHECK ATTACHMENT PLUGS INTO RIDE CONTROL CONNECTOR
201-BK-18
976-OR
A
C
B
A
C
B
A
C
B
A
C
B
C
B
A
A
K
617-BR-14
K
Q
FRONT
POSITION
LAMP
BUCKET
MARKER
LAMP
Q
MMM
RR
976-OR
E
1
2
413-BR-18
611-PU-14
ATCH
201-BK-18
BK
BK
START
922-BR-18
B-6
200-BK
538-BR
AIH
TIMER
4Y-7948
ATCH
ATCHE-8004E-2902MMM
619-GN-14
VV 4E-2900 00 D-9
D-9004E-2898RR
WW 8Y-8746
P
00 A-13
A-13008Y-8745PP
NN 8Y-8744 00 A-13
C-3027X-6015SS
200-BK
7G-1060 STRAP
COSA ROADING FRONT HARNESS
101-RD-4
200-BK
C
200-BK
101-RD-4
160-PU
160-PU
311-WH
310-PU
200-BK-14
D
311-WH
AIR INTAKE
HEATER
L
6I-4753
7G-1060 STRAP
3E-0075
RELAY
H
B
FRONT
WIPER
SW
3T-6655
FLOOD
LAMP SW
9X-1423
TORQUE
CONVERTER
3E-6453
101-RD-4
200-BK
AIR INTAKE HEATER
E
311-WH
LIFT
POSITIONER
DETENT
SOLENOID
9T-5678
BUCKET
POSITIONER
DETENT
SOLENOID
9T-5679
310-PU
200-BK-14
B
160-PU
START
RECEPTACLE
160-PU-4
8R-4130
4E-2503
108-1124
ACTION
2
1
LOAD CHECK
SOLENOID
6T-8046
1
2
2
1
LOAD CHECK
SOLENOID
6T-8046
200-BK-14
200-BK-14
571-OR
571-OR
AAA
AAA
AAA
200-BK-14
571-OR
2
1
2
1
4TH FUNCTION
DIVERTER SOL
6T5859
LLLLLL
200-BK-14200-BK-14
987-WH 987-WH
B
MOTOR
MOTOR
35
10
17
7
4
2
30
21
20
1
15
3
12
19
14
18
13
36
34
5
40
16
38
25
26
27
28
29
22
23
11
31
33
32
6
39
8
9
24
37
ALL DASHED LINES ARE ATTACHMENTS.
WIRES THAT HAVE BATTERY VOLTAGE
WHEN THE KEY SWITCH IS OFF.
WIRES THAT HAVE BATTERY VOLTAGE
WHEN THE KEY SWITCH IS ON.
STARTING CIRCUIT.
GAUGE CIRCUIT.
EMS CIRCUIT.
PANEL LAMP CIRCUIT.
WIPER/WASHER CIRCUIT.
HEATER AND AIR CONDITIONER CIRCUIT.
GROUND CIRCUIT.
ENGINE SHUTDOWN CIRCUIT.
TURN SIGNAL CIRCUIT.
START AID CIRCUIT.
OR AIR INLET HEATER CIRCUIT.
TRANSMISSION CONTROL CIRCUIT.
T
T