INTERACTIVE SCHEMATIC
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Bookmarks X
EC-C3EC-C2 E-C60
EC-C1
E-C61
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Electrical System
1998 Caterpillar, All Rights Reserved Printed in U.S.A.©
RENR1440January 1998
120H and 135H Motor GraderStandard Version
5FM1-7996TM1-365
120H: 135H:7MM1-2488WN1-349
COMPONENT LOCATION
Component Schematic Location
Machine Location Component Schematic
LocationMachine Location
Alarm - Action B-8 C Sender - Transmission Speed C-15 14Alarm - Backup E-15 1Alternator (35A STD) D-14 2
Solenoid - Centershift B-3 16
Batteries C-14 3,4Solenoid - Differential Unlock E-14 17
Breaker - Alternator (35A) D-13 5Solenoid - Dual Horsepower A-13 5
Breaker - Headlamp (15A) D-10 BSolenoid - Engine Shutdown D-13 5
Control - Neutral Start A-8 10Solenoid - Forward Horn A-3 16
Control - Transmission A-7 ESolenoid - Park Brake B-12 16
Fuses B-6 CSolenoid - Start Aid A-13 18
Fuses D-9 BSolenoids - Transmission Valve (8) D-15,E-15 14
Gauge Cluster F-5 ASwitch - Beacon B-6 C
Ground-Engine C-13 12Switch - Blower (Heater) A-10 C
Ground - Front Frame D-6 21Switchs - Brake Air Pressure A-2 16
Ground - Rear Frame C-13 28Switch - Centershift Indicator B-3 19
Ground Strap - Cab to Front Frame D-6 24Switch - Centershift Pin B-8 C
Ground Strap - Front Frame to Rear Frame C-12 20Switch - Defroster (Front) A-6 C
Horn - Forward F-3 16Switch - Defroster (Rear) B-6 C
Meter - Service E-10 BSwitch - Differential Unlock D-8 B
Motor - Blower (Heater group) A-10 ESwitch - Disconnect C-14 13
Motor - Blower/Defroster A-11 ESwitch - Engine Coolant Temp (Start Aid) A-14 11
Motor - Blower/Defroster E-4 ESwitch - Flood Lamp D-8 B
Motor - Starter C-13 5Switch - Forward Horn E-9 B
Motor - Washer (Front Lower) F-6 8Switch - Fuel Pressure B-13 13
Motor - Washer (Front Upper) F-6 8Switch - Head/Tail Lamp E-8 B
Motor - Washer (Rear) F-6 8Switch - Headlamp Dimmer E-9 B
Motor - Wiper (Front Lower) C-4 9Switch - Inching Pedal Pressure D-15
D-15
14
Motor - Wiper (Front Upper) D-4 DSwitch - Key Start B-9 C
Motor - Wiper (Rear) B-11 DSwitch - Park Brake Pressure B-11 16
Relay - Start D-13 5Switch - Start Aid E-8 B
Relay - Transmission Action Lamp C-10 8Switch - Stoplamp Pressure A-2
26
16
Resistor - Blower Speed A-12 ESwitch - Tail Lamp D-8 B
Resistor - Blower Speed E-4 ESwitch - Transmission Direction & SpeedSwitch - Transmission Oil Temperature
A-8 C
Resistor - Blower Speed (Heater) A-10 E Switch - Wiper (Front Lower) A-5 C
Sender - Articulation C-12 7 Switch - Wiper (Front Upper) B-5 C
Sender - Engine Coolant Temp A-14 11 Switch - Wiper (Rear) A-5 C
Sender - Engine Oil Pressure B-14 13Machine locations are repeated for components located close together.A = Operator’s compartment (Dash).B = Operator’s compartment (Steering console).C = Operator’s compartment (Right side console).D= Operator’s compartment (Headliner).E = Operator’s compartment (Under seat).
CONNECTOR LOCATION
C onnec tor NumberS c hematic L oc ation
Mac hine L oc ation
C ONN 1 C-15E-15
F-14
A-14B-13
B-13E-12
E-12
E-12
E-12
D-12D-12
D-10
D-10
A-11B-9
E-9
A-8B-7B-7
E-6
E-6C-6
C-6
C-5C-5
B-3E-3
F-3
F-3
A-6
B-12
26
292921
2121
2525
25
252323
25
25
24
2424
27
27
27
2715
23
23
23
26C ONN 2
C ONN 3 6
C ONN 4 5
C ONN 5
C ONN 6
C ONN 9
C ONN 10
C ONN 11
C ONN 12
C ONN 13
C ONN 14
C ONN 15
C ONN 16
C ONN 17
C ONN 18 C
C ONN 19
C ONN 20 B
C ONN 21 C
C ONN 22
C ONN 23 S ervice T ool C
C ONN 24
C ONN 25
C ONN 26
C ONN 27
C ONN 28
C ONN 29
C ONN 30
C ONN 31
C ONN 32
C ONN 33
C ONN 34
T he connectors shown in this chart are for harness to harness connectors . C onnectors that join a harness to a component are generally located at or near the component. S ee the C omponent Location C hart.
CID / MID / FMI
C ode F las hed C ID - F MI Des c ription
11 N/A No diagnostics active
12 N/A No logged diagnostic codes
21 641 F 05 T ransmiss ion S olenoid A open circuit
22 642 F 05 T ransmiss ion S olenoid B open circuit
23 643 F 05 T ransmiss ion S olenoid C open circuit
24 644 F 05 T ransmiss ion S olenoid D open circuit
25 645 F 05 T ransmiss ion S olenoid E open circuit
26 646 F 05 T ransmiss ion S olenoid F open circuit
27 647 F 05 T ransmiss ion S olenoid G open circuit
28 648 F 05 T ransmiss ion S olenoid H open circuit
31 641 F 06 T ransmiss ion S olenoid A short to ground
32 642 F 06 T ransmiss ion S olenoid B short to ground
33 643 F 06 T ransmiss ion S olenoid C short to ground
34 644 F 06 T ransmiss ion S olenoid D short to ground
35 645 F 06 T ransmiss ion S olenoid E short to ground
36 646 F 06 T ransmiss ion S olenoid F short to ground
37 647 F 06 T ransmiss ion S olenoid G short to ground
38 648 F 06 T ransmiss ion S olenoid H short to ground
41 641 F 03 T ransmiss ion S olenoid A short to battery
42 642 F 03 T ransmiss ion S olenoid B short to battery
43 643 F 03 T ransmiss ion S olenoid C short to battery
44 644 F 03 T ransmiss ion S olenoid D short to battery
45 645 F 03 T ransmiss ion S olenoid E short to battery
46 646 F 03 T ransmiss ion S olenoid F short to battery
47 647 F 03 T ransmiss ion S olenoid G short to battery
48 648 F 03 T ransmiss ion S olenoid H short to battery
52 637 F 06 B ackup alarm short to ground
54 444 F 05 S tarter relay open circuit
55 444 F 06 S tarter relay short to ground
56 444 F 03 S tarter relay short to battery
58 688 F 06 V HP solenoid short to ground
59 688 F 03 V HP solenoid short to battery
61 668 F 02 S hift lever input invalid
62 668 F 03 S hift lever open/short to +battery
63 269 F 00 S ensor supply voltage above normal
64 269 F 0l S ensor supply voltage below normal
65 701 F 02 T ransmiss ion output speed s ignal incorrect
68 168 F 0l S ystem voltage below normal
71 520 F 02 Invalid transmiss ion configuration code
72 268 F 02 C heck programmable parameters
73 764 F 05 T ransmiss ion indicator lamp open circuit
74 764 F 06 T ransmiss ion indicator lamp short to ground
75 764 F 03 T ransmiss ion indicator lamp s hort to battery
77 762 F 04T ransmiss ion oil temperture switch short to ground
T rans mis s ion Diagnos tic C ode C onvers ion
SPECIFICATIONS AND RELATED MANUALS
R elated E lec tric al S ervic e ManualsF orm Number
Alternator (6N-9294 35A): S T D C onsist No. 3T -6352 C onsist No. 7N-9720 C onsist No. 9G -4574
S E NR 4978S E NR 2082S E NR 4130
Alternator (100-5047 50A): AT T S E NR 2082
T ransmiss ion E lectronic S hift C ontrol S E NR 6982
S tarting Motor: (106-8558) C onsist No. 106-8557 C onsist No. 106-8559
S E NR 3559S E NR 3581
T itle
Off Mac hine S witc h S pec ific ationP art No. F unc tion Actuate Deactuate C ontac t P os ition
2W-9346 S top Lamp P ressure45 kP a MAX
(6.5 psi MAX)5 kP a MIN
(0.5 psi MIN)NormallyOpen
8C -3569 C oolant T emperature (S tart Aid)38 ± 3°C
(1 00.4° ± 5.4°F )27 °C MIN
(80.6°F MIN)NormallyC losed
111-7088 Inching P edal P ressure75.0 kP a MAX(10.9 psi MAX)
50.0 kP a MIN(7.3 psi MIN)
NormallyOpen
112-2024B rake Air P ark B rake P ressure
640 kP a MAX(92.0 psi MAX)
530 ± 40 kP a(77.0 ± 6.0 ps i)
NormallyOpen
115-7103 F uel P ressure (E MS )93 ± 21 kP a
(13.5 ± 3.0 ps i)69 ± 21 kP a
(10.0 ± 3.0 ps i)Normally C losed
R es is tor, S ender and S olenoid S pec ific ationsP art No. C omponent Des c ription R es is tance (Ohms )13E -5383 S ender - Articulation P os ition R ange - 3 to 97 Ohms
7N-8532 S ender - E ngine C oolant T emp560 to 716 @ 54°C (130°F )72 tO 82 @ 110°C (230°F )
7T -4003 R esistors - Defroster B lower 10.0 ± 0.5
7T -9073 S olenoid - Differential Unlock 33.6 ± 1.0
7T -9074S olenoids - F orward Horn P ark B rake
55.17 ± 5.77
8C -3663S olenoid - E ngine S hutdown S tart (Latch) C oil S top (Unlatch) C oil
1.55 ± 0.1510.3 ± 1.03
8T -8808 S olenoid - C entershift 34.3 ± 1.79G -1950 R esistor - B lower S peed Overall 2.00 ± .10 T ap 1.00 ± .059G -4365 S olenoid - S tart Aid 6104-6387 S ender - T ransmiss ion S peed 1000 to 1200111-0570 S olenoid - Dual Horsepower 31.1 ± 2.4
116-9937 S ender - E ngine Oil P ressure21.5- 49.5 @ 552 kP a (80.1 ps i)
227 - 257 @ 21 kP a (3.0 ps i)
127-0574 S olenoids - T ransmiss ion 31 ± 31 At room temperature unless otherwise noted.
HARNESS and WIREElectrical Schematic Symbols
1
2
AG-C4111-7898
L-C123E-5179
9X-1123 ComponentPart Number
Pin or Socket Number
Part Number: for Connector Receptacle
Part Number: forConnector Plug
Harness Identification Letter(s): (A, B, C, ..., AA, AB, AC, ...)
Plug
325-AG135 PK-14
Wire ColorWire Gauge
Receptacle
PressureSymbol
T
TemperatureSymbol
LevelSymbol
FlowSymbol
Circuit BreakerSymbol
Harness and Wire Symbols
1
1
2
2Sure-Seal connector: Typical representationof a Sure-Seal connector. The plug and receptacle contain both pins and sockets.
Deutsch connector: Typical representationof a Deutsch connector. The plug contains all sockets and the receptacle contains all pins.
Symbols
Symbols and Definitions
Fuse (5 Amps)
5A
T
Fuse: A component in an electrical circuit that will open the circuit if too much current flows through it.
Switch (Normally Open): A switch that will close at a specified point (temp, press, etc.). The circle indicates that the component has screw terminals and a wire can be disconnected from it.
Switch (Normally Closed): A switch that will open at a specified point (temp, press, etc.). No circle indicates that the wire cannot be disconnected from the component.
Ground (Wired): This indicates that the component is connected to a grounded wire. The grounded wire is fastened to the machine.
Ground (Case): This indicates that the component does not have a wire connected to ground. It is grounded by being fastened to the machine.
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.
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.
Magnetic Latch Solenoid: A magnetic latch solenoid is an electrical component that is activated by electricity and held latched 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.
Harness identification code:This example indicates wire group 325,
wire 135 in harness "AG".
L-C123E-5179
Wire, Cable, or Harness Assembly Identification: Includes Harness Identification Letters and Harness Connector Serialization Codes (see sample). Harness Connector Serialization Code: The "C" stands for
"Connector" and the number indicates which connector in the harness (C1, C2, C3, ...).
ALL DASHED LINE S AR E ATTACHMENTS .
WIR E S THAT HAVE BATTE RY VOLTAGEWHEN THE KE Y SWITCH IS OFF.
WIR E S THAT HAVE BATTE RY VOLTAGEWHEN THE KE Y SWITCH IS ON.
S TART ING C IR CUIT.
GAUGE C IR CUIT.
PANE L LAMP C IR CUIT.
WIPE R /WASHE R C IR CUIT.
DE FROS TE R AND HEATE R C IR CUIT.
GROUND C IR CUIT.
S TART AID C IR CUIT.
TR ANSMIS S ION CONTROL C IR CUIT.
21
43
8
2
7
1
6
9
5432
10
1
12
CBA
200-BK608-GN 608-GN
G
ST
109-OR -10
604-OR614-PU321-BR
321-BR
200-BK
614-PU
604-OR
3T-1815
326-PU
200-BK -10301-BU-10
306-GN
304-WH-10
101-R D-4
200-BK -4
200-BK
903-GY
2H-1507 S TD9S -0174 ATCH
902-BR901-WH921-WH900-PU755-OR754-BU752-YL
200-BK
921-WH751-GN
403-GN
109-OR -4
604-OR614-PU321-BR200-BK200-BK
GND
S TOP
921-WH903-GY
921-WH902-BR
921-WH901-WH
921-WH900-PU
921-WH755-OR
921-WH754-BU
921-WH752-YL
921-WH751-GN
12
21
12
21
12
21
12
21
604-OR614-PU200-BK
R DWHBK
R E AR FLOODLAMP9X-6775
6N-9294 35A S TD100-5047 50A ATCH
40A
109-OR -4ALT
+R
132
S TOP/TAILLAMP8C -6207
BKBK
F
202-BK758-GN
758-GN202-BK
D20
0-BK
200-BK
200-BK
B
B
B
Y Y
Y C
21
L69 L69
L69
L46
L46
L51 L51
L51L5
0
L50
Y Y
200-BK
556-WH
L27
F
G460-GN
G865-BUOR -18BK-18GROUND
V+
S IGNAL YL-18
136-2632
202-BK
G865-BUG460-GN
V E E E E12
GNGN
202-BK710-GN
12
556-WH
105-8827 DIODE AS .
101-R D-4Y
Y
Y Y
Y
200-BK
12
FN
N
N
N
N
N
B
HHDD
N
N
D
ED
D
200-BK
60A
N
21
2
3
41
5
543
1
12
21
3
21
2
6
12
710-GN202-BK
L69 200-BK608-GN
101-R D-4
200-BK
°T
608-GN
RD-00
BK-00
200-BK795-YL
BK-00
311-WH310-PU
12
BK-18BK-18
G
132
200-BK614-PU604-OR
301-BU-10304-WH-10
441-OR
S TOP/TAILLAMP8C -6207
R D-00
BK-00
BK-00
B K -00
G S
MTR BAT
MOTOR
NEGPOS
NEG POS
R DWHBK
604-OR614-PU200-BK
608-GN200-BK
R E AR FLOODLAMP9X-6775
TS
B
B
B
B
B
BB200-BK
Y
Y
200-BK
C
C
E 459-WHA476-PU441-OR
311-WH
200-BK608-GN403-GN311-WH310-PU
E 458-YL
200-BK
200-BK
L50 L50
L51
L52
200-BK
200-BK-10
L52
L54
L55
L56
R E ARFR AME
BK-18WH-18
B
C
BE 459-WHE 458-YL
R D-18
BU-18
LL
UU
UU
BK-18
BKBK 200-BK
°T
311-WHB
12
L53
Y
7
HHDD
795-YL
YHH
D
S S
S SR R
R RTT
TT
200-BK
200-BK -4
326-PU
V
306-GN
710-GN AND202-BK AR ETWIS TE D PAIRNOTE D
BK
B
310-PU
311-WH
A476-PU
6
BK
3
246
7
9
5
81
45
8
3
2 2
76
5
4
3
2
1
1
54321
564321
21
101-R D-4
L46
10
101-RD-4
200-BK200-BK
C491-PU
608-GN
A476-PUE 458-YL
124-GN113-OR
105-BR200-BK
441-OR
441-OR
E 458-YL
608-GN
A476-PU
L67L67
L67
L56 L56
L56 L56
L55 L55
L55 L55
L54 L54
L54 L54
L63
L16
L16
L44L44
76
L38
200-BK
A42
9-YL
900-PU
795-YL
306-GN
101-R D-4
1
326-PU
310-PU
G460-GNG865-BU903-GY902-BR
200-BKA429-YL
755-OR754-BU921-WH752-YL
901-WH
102-BU
101-RD
751-GN
403-GN
L65
108-BU200-BK
L65
DOME LAMP8C -9678
3
21
BKR DWH
S E RVICEME TE R3E -9359
200-BK101-R D + - JJ
556-WH
101-R D-10
15A
758-GN
FUS E BLOCK9G-0747
200-BK
202-BK
403-GN
L27
L23
L22
E E E E G202-BK710-GN
J
J
A
A
J
AA
A429-YL
K
AC
AC
E 459-WH
GF
GF
C A
403-GN
609-YL608-GN165-YL
130-GN
J
101-RD
S IG
L53
101-RD-4
101-RD-10
1
403-GN
710-GN AND 202-BKAR E TWIS TE D PAIRNOTE D
101-R D-10
12
3
21
21
4
5
12
24153
21
21385647
C491-PU200-BK
308-YLGNGN
BK-18
200-BK
BK-18
200-BK
200-BK
321-BR
A429-YL200-BK
A507-YL200-BK
R DBK
200-BK603-PK
200-BK504-YL119-PK503-BR505-BU603-PK
A504-GNA507-YL
BLOWE R9X-0343
604-OR
556-WH
614-PU
321-BR604-OR
504-YL119-PK503-BR505-BU
GND
PAR K B+ GNGYBROR
42
31
HILO
MOTOR°T
BK
MOTOR
L67
L54
L55
L56
L51
L44
L63
L38
L7L36
L36
L36
L41
L41
L41
L41
L20
L20
12
BE ACON9X-9556
BULB9X-7849
12
4
200-BK
200-BK
200-BK200-BK
556-WH
200-BK200-BK
H
L29
L29
522-WH
B476-BU308-YL
H
H
VVVV
A
E
H
H
H
A
C
614-PU
200-BK
614-PU
200-BK
124-GN X515-GY200-BK
124-GN521-YL515-GY516-GN517-BU
BAS E7G-9730
PANE L LAMP8D-1429
WH/R D-14BK-14 MOTOR
PKGYBUWHRDBKBRPU
308-YL
308-YL
B476-BU
A
34521
200-BK614-PU
HE ATE R GP 8C -9787
X
L42
E 460-BR
U
614-PU
FRONT FR AMER E AR FR AME
7 65 4321
J
J
J
J
J
JJ
J
J
J
J
J
J
J
J
JJ
JJ
JJ
JJJJJJJJJ
619-GN
200-BK
200-BK
609-YL
614-PU
614-PU
200-BK
200-BK
614-PU
614-PU200-BK
200-BK
200-BK
308-YL3
2
L65
L16
L65L12L16
609-YL
614-PU
2
5
1
34
6
200-BK614-PU
308-YL
614-PU
310-PU
A429-YL
116-BR
614-PU200-BK
103-YL 6
43
609-YL
1
5
2
614-PU
439-YL113-OR
200-BK
609-YL
2
1
614-PU
102-BU
556-WH
308-YL
322-GY
114-GN
611-PU
619-GN
614-PU
23
200-BK614-PU
556-WH
L12
L12L65
L65
L65
322-GY21
130-GN105-BR
124-GN113-OR165-YL 608-GN116-BR
114-GN
149-PU103-YL
S TOP LAMPSKE Y SW
HEATE R
DIFF LOCK
HORN
R E AR FLOODS
556-WH
BLADE FLOODS
614-PU619-GN
10A
619-GN
441-OR
C491-PUA476-PU
308-YL
611-PU
149-PU
614-PU
NOTE G
200-BK
614-PU
10A15A10A10A10A10A10A10A
200-BK200-BK
200-BK
E 975-PU
614-PU
614-PU
614-PU
614-PU
200-BK 200-BK
JJ
J
23
200-BR
614-PU
614-PU
103-YL
L25
L25
L24
L22
L24L23
L6
L3
J
E45
8-YL
E 458-YL
JNN
L28
E45
8-YL
308-YL
J
103-YL
BLADEFLOODLAMP SW123-5849NOTE F3
2
B
200-BK
B476-BU
614-PU
614-PU
614-PU
TAIL LAMPS
43
987654321
65 3 472
21
123456
L71
L71
278-BK
278-BK
G
SHIFT CONSOLE
200-BK
200-BK
101-RD-4
614-PU
321-BR604-OR
614-PU
E 459-WH326-PU795-YL306-GN
E46
0-BR
113-OR113-OR439-YL
921-WH903-GY902-BR901-WH900-PU755-OR754-BU752-YL751-GN
308-YL
200-BK
326-PU
307-OR
614-PU
105-BR
308-YL
307-OR
321-BR
202-BK
9G -9813
308-YL
326-PU
307-OR
B75
1-BU
105-BR
165-YL
R DBK
S TONOFF
B
306-GN
795-YL
SC
R
200-BK
20
202-BK
UU
308-YL
U
UUU
U
200-BK200-BK
200-BK
200-BK
892-BR
202-BKG460-GN277-BK
G
124-GN
614-PU
165-YL
893-GN
B 751-BU
REDNEUT
202-BK
202-BK
J
614-PU
202-BK
U U
14131211109876543
202-BK
2 115161718192021222324UNUSED
UNUSED
UNUSED
UNUSED
UNUSED
UNUSED
UNUSED
UNUSED
UNUSED
UNUSED
FIRST
GROUND
EIG
HTH
SECOND
THIRD
FOURTH
FIFTH
614-PU
200-BK
SIXTH
SEVENTH
E94
3-BR
FORWARD
REVERSE
PARK
NEUTRAL
E93
7-PU
202-BK
E93
8-OR
E93
9-WH
E94
0-BU
E94
1-YL
PANE L LAMP(S HIFT LE VE R )7N-5876NOTE B
E94
2-GN
E94
4-GY
E94
5-PU
E94
6-OR
E94
7-WH
E94
8-BU
E94
9-YL
202-BK
202-BK
3
12
308-YLE 459-WH
2
H
E97
5-PU
G
106-4458
10
B751-BU
202-BK
L20
L44
L63
L38
L7L36
L7
L7
L36
L36L36
L38
L38L26 L26
L26
L28L28
308-YL
L43
L43L43
L43
L42
L42
L44
L44
G
L63
L63
F
A
758-GN
G865-BU
C
277-BKG460-GN
E 949-YLE 948-BUE 947-WHE 946-OR
4039383736353433323130292827262524232221
181716151413121110
8
5
43127
E 945-PUE 944-GY
L44
795-YL
E 943-BR
321-BR
E 942-GN
E 975-PU
E 941-YL
307-OR
E 940-BU
308-YL
E 939-WH
202-BK
E 938-OR
G
202-BK
G
L17
L17
L15
L15
L14L14
S E RVICETOOLCONNE CTOR9W-1951
L6
BA
9
E 937-PU893-GN892-BR
E
G
202-BK307-OR
E 948-BUE 949-YL
SOL 1 OUTPUTSW 2 INPUT
BAT +
SW 1 INPUTSOL 2 OUTPUT
GROUND
306-GN
710-GN
D
308-YL
308-YL
308-YL
308-YL308-YL
U
U
A
308-YL
308-YL
308-YL
19
202-BK
S TE E R ING CONSOLE
G
202-BK
306-GN
113-OR
202-BK
E45
9-WH
G 460-GN
892-BR & 893-GNAR E TWIS TE D PAIRNOTE D
E 460-BR
6
101-RD-10
L71113-OR439-YL
5
14
3
4
8
71
32
6
2
5
257934681
200-BK
L76L76200-BK
L76 L76
200-BK -8
L19
L16L12
L21 L21
L21L21
L62
L19
L21
L21
L62
L62 L62
L62
L16
L16
L12
E 975-PU
A50
6-OR
A50
3-PK
200-BK
200-BK200-BK200-BK
200-BK200-BK
- +
200-BK
-+- +
507-WH506-PU578-BU
507-WH200-BK
200-BK
200-BK -6202-BK
200-BK -8
108-BU
200-BK
200-BK200-BK
200-BK200-BK
4
CABGROUND
611-PU619-GN114-GN322-GY
BLOWE R9X-0343
A506-OR200-BK
MOTOR
MOTOR
501-GN118-GY500-BR502-OR
R DBK
609-YL
200-BK GND
PAR KB+GNGYBROR
42
31
HILO
MOTOR°T
GND
PAR KB+
HILO
MOTOR°T
BK
FRONTFR AME
MOTOR12
MOTOR
200-BK -6
A506-OR
K
614-PU614-PU614-PU
200-BK
200-BK
200-BK200-BK
200-BK
200-BK200-BK
M
M
A
A
LAMP8M-6176
VOLTME TE R
COOLANTTEMP
A429-YL
M M
308-YL
M
WHRDORPUGNGYPKYLBK
(12 V)(24 V)
(12 V)(24 V)
IGNS END
GRD
IGN
S END
GRD
IGN
S END
GRD
L4L4
M
M
AA
AA
AA
K
K
K
KA
ZZZZ
200-BK
308-YL
E45
8-YL
E 458-YL
614-PU
A476-PU200-BK
439-YL
308-YL
B47
6-BU
B 476-BU
INS TRUMENT PANE L
E NG INE OILPR E S S UR E
MM
200-BK
TR ANSACTIONLAMP7N-5876NOTE B
200-BK
M
AIRPR E S S UR ELAMP7N-5876NOTE B
M
200-BK
PAR K INGBR AKELAMP7N-5876NOTE B
C49
1-PU
308-YL
C 491-PU
614-PU
A476-PU
614-PU
441-OR
200-BK
A429-YL441-OR113-OR
439-YL
200-BK
614-PU
200-BK
614-PU
200-BK
C 'S HIFT P ININDICATORLAMP7N-5876NOTE B
GRD
R /S S YS TEMAIR PR E S S
1W-3306
LAMP7N-5876NOTE B
L/S S YS TEMAIR PR E S S
1W-3306
LAMP7N-5876NOTE B
MM
M
S END
M
TR ANSLAMP7N-5876NOTE B
200-BK
M M
E97
5-PU
IGN
85764213
48
7236
16357
45
2
1 21953468710
L71 L71
L71
K
K
L
S
S
S
S
S
S
L
L
LLL
L
L
LL L
L
L
LL L
L
L
L
L
L
L
L
578-BU
L
L
L
L
L
L
L
L
L
L
577-PU
576-PK
575-YL
506-PU
505-BU
504-YL
119-PK
152-BU152-BU
152-BU
200-BK
119-PK119-PK
H
L
B B
P W
L
WP
B
503-BR
B
L
W
H
P
B
507-WH
119-PK
119-PK
118-GY
506-PU578-BU507-WH575-YL577-PU576-PK152-BU
101-R D-10
614-PU
LL
200-BK614-PU
144-GN603-PK3
118-GY
118-GY
118-GY
A
200-BK
L76L76
584-YL
584-YL
4K -5122 HOLDE R AS . 614-PU
200-BK
L19L62
L5
L5L20
L20
L21
L18
L18
L18
L18
L7L7
L7 L7
L7 L7
2
200-BK
200-BK
F R
200-BK
118-GY
152-BU
119-PK
141-PK
151-GN
108-BU
144-GN
A503-PK
A506-OR
584-YL
2
151-GN
5
200-BK200-BK200-BK
1
584-YL
34
A504-GN
6
A507-YL
200-BK
604-OR
130-GN
101-R D-10
507-WH
200-BK
141-PK
614-PU
101-RD
507-WH
578-BU
506-PU
118-GY
501-GN
500-BR
502-OR
200-BKA507-YLA504-GN603-PK119-PK505-BU503-BR504-YL
101-R D
152-BU
200-BK
576-PK152-BU575-YL577-PU
108-BU
A50
3-PK
A50
6-OR
152-BU
576-PK
575-YL
577-PU
GNGYBROR
42
31
BK
UPPE R WIPE R /WASHE R
LOWE R WIPE R /WASHE R
R E AR WIPE R /WASHE R
FRONT DE FROS TE R
R E AR DE FROS TE R
DOME LAMP
BE ACON
10A
10A
10A
10A
10A
10A
10A
B6
L
H43
119-PK
200-BK
502-OR
614-PU200-BK
1
5
101-RD
101-RD
101-RD
101-RD
101-RD
101-R D
L501-GN
500-BR
2
200-BK
200-BK
L10L10
L14
L14
L13
L13
L11
L11
L9
L9
L8
L8
A
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
A
K
LL
KK
A
K
LH
200-BK
506-PU578-BU
575-YL577-PU576-PK
101-R D
152-BU
200-BK
C AB SWITCH AND FUS E PANE L
200-BK
200-BK
200-BK
200-BK
619-GN
619-GN
611-PU
611-PU
P
P
E E E E
L1200-BK
OPERAT
ORSTA
TIO
N
C IR CUIT GROUP INGDE S IGNATION
609-YL
609-YL
609-YL
L2
L#
P
P
CCA
P
A
A
114-GN322-GY
619-GN
611-PU
Z
VXYZAACCDDHH
136-3153
124-1429126-81978W-1978101-8197101-8190101-8192101-8193
00
00010201020103
(TOS )
(HE ATE R GP )(FUE L TANK)(FORWARD HORN)(HE ADLAMP BR E AKE R )(BLADE FLOOD LAMP )(R E AR FLOOD LAMP )(R E AR FLOOD LMP-FUE L TNK)
210 ATCH
154 ATCH230121141 ATCH106 ATCH205 ATCH206 ATCH
NOTECHG
ATCH WIR E , CABLE &COMPONENT
C IR CUIT NOT CONNE CTED
C IR CUIT CONNE CTED
LOC
WIR E AS .
HAR NE S S AS .
IDE NT
BLUEGR E EN
BUGN
RDWHORYLPKBK
BLADE , S PADE , R ING ,OR S CR EW TE RMINAL
INTE R NAL E LE CTR ICALCONNE CTION TO SUR FACEOF COMPONENT
E LE CTR ICAL CONNE CTION
12
611-PU619-GN200-BK
CONNE CTOR
200-BK
S YMBOL DE S CR IPT ION
BROWNPUR PLEGR AYBLACK
COLORABBR E V
P INKYE LLOW
ZZ
OR ANGEWHITER ED
BRPUGY
609-YL200-BK
12
L
NPSU
ABCDE
127-0879127-2246127-1641126-7238126-7570
0101000000
(PLATFORM)(E NG INE )(R FR AME -E NG INE )(R ADIATOR GR ILL)(R FR AME )
120220200203201
FGHJK
127-1029
137-1718137-1722101-8161138-1947127-0908
00
0000020000
(SW PANE L)
(R FR AME -TR ANS )(XSMN CONSOLE )(CAB-R E AR )(S TE E R ING CONSOLE )(CAB-FRONT)
180 ATCH
202170182 ATCH140181 ATCH
12345
LE VE L
NN 116-2145 00 (HORN SWITCH) 143
619-GN200-BK
200-BK611-PU
LO BE AMHEADLAMP9X-7169
HI BE AMHEADLAMP9X-7170
BLADEFLOODLAMP9X-6775
12
3412
21
200-BK
L71
200-BK
P
P
BK-18BK-18
439-YL113-OR
A
3
BK-18
2
L5
L1L1
41WH-18
BK-18
A
L3
L2
P
P
A
A
A
A
CCA
GNGN
WH-18
NOTE E : ONLY ONE FORWARD HORN SHOULD BE INS TALLE D
NOTE D: THE FOLLOWING WIR E S MUS T BE TWIS TE DAT LE AS T 1 TUR N / 25 MILLIME TE R S710-GN & 202-BK : 892-BR & 893-GN
611-PU
619-GN
NOTE G : FRONT FLOOD LAMPS AND R E AR FLOODLAMPS US E SWITCH 9X-9632
NOTE F : WITH FRONT FLOOD LAMPS ONLY US ESWITCH 123-5849
R RS STT
VVZZ
12
B751-BU200-BK
CABLE AS .
GNGN
NOTE A: NORMALLY OPEN BE FOR E R E FR IGE R ANT CHAR GE
COMPONENTS AR E SHOWN INS TALLE D ON A FULLYOPE R ABLE MACHINE WITH THE KE Y AND ENG INE OFF
UNLE S S OTHE RWIS E S PE C IF IE D: ALL WIR E S IN A S PLICE
AND XMSN SHIFTE R IN NEUTR AL
6R5R4R3R
114-GN322-GY
12
A
NOTE E
2R1R8F7F6F5F4F3F2F1FNPAR K
2M-9346
E 458-YLE 458-YL
WH-18
130-GN604-OR
E 458-YL200-BK
E 458-YL200-BK
TR ANSMIS S ION SHIFT LE VE R LOG IC TABLE :
NOTE B : TE RMINALS PR INGSOCKE TCONTACTBOOT
3T-31573T-31593T-31586D41613T-3278
TOGND
NOTE C :
24V OUTPUTS
NEUSOLR E T8
W/AWD76
SOLENOIDS DHPGE AR 5
BU43
ST2
609-YL200-BK
OPERAT
ORSTA
TIO
N
1
WH-18
12
619-GN200-BK
611-PU200-BK
LO BE AMHEADLAMP9X-7169
HI BE AMHEADLAMP9X-7170
BLADEFLOODLAMP9X-6775
F
E
D
C
B
A
F
E
D
C
B
A
TRANSMIS S ION SOLENOIDS
S TART
DIA CODE 2DIA CODE 1
INCH PEDAL
TMP SW/DC0
+BATTE RY
PAR KR E VE R S EFORWARDE IGHTHS E VENTHS IXTHF IFTHFOURTHTHIR DS E CONDF IR S TR ED NEUTRCAT LINK +
(N) NE UT
BUFF TOSUNUS ED
GROUNDNEUTR AL
TOS + INP+12V
SOLE R E TNSOLENOID 8SOLENOID 7SOLENOID 6SOLENOID 5SOLENOID 4SOLENOID 3SOLENOID 2SOLENOID 1
EMS OUT
DUAL HP
CAT LINK -
BU ALARM
A/M LAMPS TART SW.
ART ICULATION
PART NO.
UU
LL
5T-1553110-6399115-6908
7G-10601S -2342
111-0871
061-7661
8Y-9603
010100
0002
00
03
01
(NE G BAT/DIS CONNE CT SW)(DIS CONNE CT SW TO GND)(NE G BAT TO POS BAT)
(GND-R FR AME TO F FR AME )(GND-F FR AME TO CAB)
(POS BAT TO S TART MTR )
(S TART MTR TO FR AME GND)
(S TART MTR TO ENG INE )
211212213
204105
210
214
221
GAUGE S
GAUGEGAUGE
M
104-8588
137-1120127-1036127-1030126-9166
137-5114
02
02000100
00
(TR ANS S PE ED S ENDE R )
(TR ANSMIS S ION)(HE ADLIGHTS -BAR )(CAB FUS E PANE L)(XSMN CONSOLE -SWITCHE S )
(GAUGE CONSOLE )
271
270100 ATCH183 ATCH171
160
UNLE S S OTHE RWIS E S PE C IF IE D: ALL WIR E IS 16 GAUGE
AR E THE S AME IDENT. NUMBE R , COLOR , AND 16 GAUGE
TO MACHINE S TRUCTUR E
THIS S CHEMATIC IS FOR THE 120H AND 135HS TANDARD S E R IE S MOTOR GR ADE R (145-5118)
310-PUN
A
1 8
CONN 21
E 19487
(16) BRAKE AIR SW
(16) BRAKE AIR SW
(16) STOP LAMPSW
(16) FORWARDHORNSOLENOID
(C) REARWIPER SW
(C) FRONT LOWERWIPER SW3T-6655
3T-6655
7T-9074
112-2404
112-2404
(C) FRONTDEFROST SW9X-9638
CONN 28
(E) TRANSMISSIONCONTROL
(10) NEUTRALSTART
CONTROL117-9364
(C) TRANSMISSION DIRECTIONAND SPEED SW
8C-5337
(E) BLOWER9X-9363
(C) BLOWER SW
(E) RESISTOR9G-1950
6P-3236
(16) PARK BRAKESOLENOID7T-9074
(E) DEFROSTER9X-9657
(E) RESISTOR7T-4003
(18) START AIDSOLENOID9G-4365
(5) DUAL HORSEPOWERSOLENOID111-0570
(13) ENGINE OILPRESSURE
SENDER116-9937
(11) COOLANT TEMPSENDER7N-8532
(11) COOLANT SW8C-3569
(13) FUEL SW115-7103
CONN 6
CONN 5
CONN 15
(20) GROUND STRAP
(16) PARK BRAKEPRESS SW
112-2404
(D) REAR WIPER MOTOR9X-3392
9G-7641(C) KEY START SW
CONN 19
(C) CENTERSHIFT
(C) ACTION ALARM
PIN SW9X-9634
CONN 22
CONN 23
(C) BEACONSW9X-9639
(C) REARDEFROSTSW9X-9638
(C) FRONTUPPERWIPER SW3T-6655
CONN 31
(16) CENTERSHIFTSOLENOID8T-8808
(19) CENTERSHIFT INDICATOR SW3E-9367
(9) FRONT LOWERWIPER9X-3392
(D) FRONT UPPERWIPER MOTOR9X-3392
CONN 29 CONN 30
CONN 27
CONN 26
3K-8782 (C) FUSE
(8) TRANSMISSION ACTIONLAMP RELAY106-9188
(7) ART SENDER3E-5383
(28) REARFRAME GND
(5) STARTER106-8558
(13) DISCONNECT SW7N-0718
(12) ENGINE GND(3) 12V BATTERY3T-5760
(4) 12V BATTERY3T-5760
(14) INCHING PEDALPRESSURE SW(TRANSMISSION)111-7088
(14) TRANS SPD SENDER
(26) TRANSMISSION OIL TEMP SWITCH
104-6387
(14) SOL 4
(14) SOL 8
(14) SOL 7
(14) SOL 3
(14) SOL 2
(14) SOL 6
(14) SOL 5
(14) SOL 1127-0574
127-0574
127-0574
127-0574
127-0574
127-0574
127-0574
127-0574
CONN 1
CONN 2
(2) ALTERNATOR
(5) ALTERNATORBREAKER
(5) STARTRELAY
3E-7279
CONN 14
(5) SHUTDOWNSOL8C-3663
CONN 13
CONN 12
CONN 11
CONN 10
CONN 9
3K8782 (B) FUSE (10A)8M8948 (B) FUSE (15A)
CONN 17
(B) HEADLAMPBREAKER3T-2662
(B) HEADLAMP DIMMER SW103-5678
(B) HEAD/TAIL LAMPSWITCH3E-9317
(B) FLOODLAMP SW9X-9632
(B) DIFFERENTIALUNLOCK SW123-5862
(B) TAILLAMP SW3E9319
(21) FRONTFRAME
(24) GROUND STRAP
(E) DEFROSTER9X-9657
(E) RESISTOR7T-4003
(16) FORWARD HORN7T0969NOTE E
CONN 33
CONN 34
CONN 32
CLUSTER127-8314
(A) GAUGE
CONN 25
CONN 24
123-6375(B) START AID SW
(B) SERVICEMETER3E-9359
(B) HORN SW116-2145
(17) DIFFERENTIALUNLOCK SOLENOID7T-9073(1) BACKUP
ALARM
CONN 3
(8) REARWASHER7T-8891
(8) FRONT UPPERWASHER7T-8891
(8) FRONT LOWERWASHER
7T-8891
CONN 18
CONN 4
CO
NN
16
CONN 20
MACHINE HARNESS CONNECTOR ANDCOMPONENT LOCATIONS
E
E
D
D
C
C
B
B
A
A
29
29
28
28
27
27
26
26
25
25
24
24
23
23
21
21
20
20
19
19
18
18
17
17
16
16
15
15
14
14
13
13
12
12
11
11
10
10
9
9
8
8
7
7
6
6
5
5
4
4
3
3
2
2
1
1