SECTION 7 - GENERAL ELECTRICAL INFORMATION & SCHEMATICS
31215079
7-21
A
B
C
D
8
7
6
5
4
3
2
1
D
C
A
B
1
2
3
4
5
6
7
8
M
M
M
M
R1
RL6
RL5
RL2
RL3
RL
4
R
L10
R
L11
RL12
RL13
FC257
FC259
FC267
FC258
FC271
FC274
SN6
M
S156
D1
T4
MS151
MS154
HV2
HV1
HV2
HV1
FC278
D1_1
HV604
OIL PRESS
EC
2
1
OIL PRESS RSTR
1
2
TEMP SENSOR
SN
5
1
2
HOLD
30
85
87A
87
86
P
ULL
30
85
87A
87
86
ENG ST
AR
T
30
85
87A
87
86
IDLE SPEED
30
85
87A
87
86
GL
OW PLUGS
30
85
87A
87
86
STA
RT
30
85
87A
87
86
FUEL SELEC
T
30
85
87A
87
86
P
OWER
30
85
87A
87
86
ET
V
30
85
87A
87
86
H
OLD RL
Y
5A
1
2
P
ULL
15A
1
2
IDLE SPEED
30A
1
2
ST
AR
T
40A
1
2
STA
RT
40A
1
2
P
OWER
30A
1
2
ENGINE ST
AR
TER
T1+
1
EC3
1
*
1
ST
ARTER
T1+
1
EC
3
1
*
1
A
LTERNA
TOR
LA
MP IGN
B+
K
UBO
TA
MS150
1
2
3
T6
1
A
LTERNA
TOR
LA
MP IGN
B+
K
UBO
TA
MS153
1
2
3
T6
1
GL
OW PLUGS
EC
1
1
SPD SNSR
1
2
3
EC
1
0
EC10 c
onnector t
o dual fuel engine ECU
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
NC
T2+
1
To A
ux P
o
w
er L
ug
T2+
1
FUEL SEL
VLV
B
A
D
IODE
1
2
W
HT 83-1 ENG OIL PRS
W
HT 87-1 CLNT SNSR
W
HT 46-1 FUEL PUMP PWR
W
HT 86-1 HOLD RL
W
HT 82-1 SPD SN
W
HT 84-1 GL
W PL
G RL
W
HT 84-1 GL
W PL
G RL
WHT 89-1 AL
T LAMP IN
W
HT 89-1 AL
T LAMP IN
W
HT 1-3 ENG STR
T RL
S12
W
HT 83-2 ENG OIL PRS
S17
W
HT 1-3-1 ENG STR
T RL
W
HT 83-3 ENG OIL PRS
IDLE SPEED
1
T5
1
WHT 85-1 IDLE SPD RL
W
HT 85-1 IDLE SPD RL
S26
BLK 00-16-6 GND
YEL 2-1-3 IGN PWR
BLK 00-16-5 GND
B
LK 00-16-5 GND
R
ED 82-1-1 ANL
G PWR
B
LK 00-24-1-2 ANL
G GND
R
ED 86-2 AL
T EX
C
T
10A
WG FUSIBLE LINK
WHT 45-4 STR
T ENG
B
LK 00-16-4 GND
S21
S526
B
LK 00-1-6 CLNT SNSR GND
W
HT 84-2 GL
W PL
G ENGD 10 A
WG
W
HT 84-2 GL
W PL
G ENGD 10 A
WG
R
ED 1-10-2 PWR
R
ED 1-10-3 STR
T RL PWR
RED 1-10-4 PWR
RED 1-10-5 IDLE SPD RL PWR
RED 1-10-5 IDLE SPD RL PWR
WHT 88-1 IDLE SPD A
CT
BLK 00-16-7 GND
BLK 00-17-3 GND
BLK 00-17-3 GND
RED 91-2-1 PWR
R
ED 91-1-2 PULL RL PWR
WHT 91-1-3 PULL A
CT
WHT 91-1-3 PULL A
CT
WHT 91-2-3 HOLD A
CT
WHT 91-2-3 HOLD A
CT
R
ED 91-2-2 HOLD RL PWR
BLK 00-16-2 GND
BLK 00-1-7 FUEL PUMP GND
B
LK 00-1-7 FUEL PUMP GND
BLK 00-16-3 GND
W
HT 1-3-2 PULL RL
ST
OP SOL
EC5
1
2
S15
RED 1-10-1 PWR
BLK 00-16-1 GND
R
ED 10-1 PWR
S22
R
ED 91-1 B+
R
ED 91-1-1 PWR
T1-
1
W
HT 25-1 ENG STR
T RL
W
HT 25-1 ENG STR
T RL
W
HT 26-1 LP
VA
L
WHT 6-1 AL
T LMP IN
W
HT 6-1 AL
T LMP IN
WHT 6-1 AL
T LMP IN
SHIELD
C
ANL
C
ANL
C
ANH
C
ANH
YEL 44-1 IGN PWR
S44
YEL 44-3 IGN PWR
S47
W
HT 26-3 LP
VA
L
W
HT 26-3 LP
VA
L
S46
W
HT 25-2 ENG STR
T
W
HT 25-2 ENG STR
T
S42
YEL 44-2 IGN PWR
YEL 44-2 IGN PWR
B
LK 54-2 SN GND
W
HT 30 PRE O2 SN
B
LK 2 PRE O2 HTR
B
LK 2 PRE O2 HTR
B
LK 54-1 SN GND
B
LK 54-1 SN GND
B
LK 54-1 SN GND
W
HT 31 POST O2 SN
W
HT 31 POST O2 SN
W
HT 31 POST O2 SN
B
LK 3 POST O2 HTR
B
LK 3 POST O2 HTR
B
LK 3 POST O2 HTR
R
ED 72-1 B+
RED 72-1 B+
RED 72-1 B+
R
ED 72-2 PWR RL
RED 72-3 PWR RL A
CT
WHT 99-1 PWR RL
W
HT 99-1 PWR RL
W
HT 25-3 ENG STR
T SIG
W
HT 17 STR
T RL
W
HT 17 STR
T RL
R
ED 26-2 STR
T RL PWR
R
ED 26-1 PWR
RED 26-1 PWR
R
ED 45-4 STR
T SIG
B
LK 176 LP
VAL RL
W
HT 26-2 LP
VA
L
B
LK 176 LP
VAL RL
B
LK 34-2 GND
YEL 175 LP
VAL A
C
T
YEL 175 LP
VAL A
C
T
YEL 60-10 LP
VAL PWR
YEL 60-10 LP
VAL PWR
BLK 1 FUEL PUMP
B
LK 1 FUEL PUMP
YEL 5 ET
V PWR SIG
YEL 5 E
T
V PWR SIG
WHT 177 E
TV RL
W
HT 177 E
T
V RL
YEL 60-2 PWR
YEL 60-1 PWR
YEL 60-7 PRE O2 PWR
YEL 60-7 PRE O2 PWR
YEL 60-6 POST O2 PWR
YEL 60-6 POST O2 PWR
S43
YEL 60-3 PWR
YEL 60-3 PWR
YEL 60-9 ET
V RL PWR
YEL 60-8 ET
V SIG PWR
YEL 60-5 PWR RL OUT
YEL 60-11 FUEL PUMP PWR
S41
B
LK 34-4 LP
VAL GND
B
LK 34-4 LP
VAL GND
B
LK 34-3 GND
EC
7
1
2
3
4
EC
6
1
2
3
4
T1-
1
B
LK 34-1 GND
X30B
Engine1 c
onnector t
o X30A on sheet 6-D3
1
2
3
4
5
6
7
8
9
10
11
12
X30B
Engine1 c
onnector t
o X30A on sheet 6-D3
1
2
3
4
5
6
7
8
9
10
11
12
W
HT 7-1-1 FWD
VA
L
B
LK 00-3-5 GND
W
HT 8-1-1 R
VS
VAL
B
LK 00-3-7 GND
W
HT 7-1-1 FWD
VA
L
B
LK 00-13-1 GND
W
HT 8-1-1 R
VS
VAL
B
LK 00-15-1 GND
FUEL PUMP
K
UBO
TA
1
2
FUEL PUMP
K
UBO
TA
1
2
X31B
Engine2 c
onnector t
o X31A on sheet 6-D4
1
2
3
4
5
6
7
8
X31B
Engine2 c
onnector t
o X31A on sheet 6-D4
1
2
3
4
5
6
7
8
Diesel Eng
ine Harness
Dual F
uel Eng
ine Harness
S396
RED 1-10-9 PWR
R
EVERSE
1
2
FOR
W
ARD
IGN PWR BAR
1
2
R
EVERSE
1
2
FOR
W
ARD
1
2
S45
FUEL/O2
10A
1
2
S48
YEL 60-4 PWR
YEL 60-4 PWR
YEL 60-5 PWR
To Eng
ine Block Ground
To Eng
ine Block Gr
ound
To A
ux P
o
w
er L
ug
P
re O2 S
ensor
P
ost O2 S
ensor
D
IODE
1
2
WHT 44-4 AL
T EXCITE
K
UBO
TA
K
UBO
TA
SPLICE S41 & S42 MUST BE AS
C
LOSE AS POSSIBLE
TO EC10
MS103
1
2
3
4
YEL 2-1-5 IGN PWR
YEL 2-1-4 IGN PWR
1
1
1
2
W
HT 80-1
THRO
T
TLE A
C
T
B
LK 000-16-8 GND
87
30
87a
85
86
87
30
87a
85
86
87
30
87a
85
86
87
30
87a
85
86
87
30
87a
85
86
87
30
87a
85
86
87
30
87a
85
86
87
30
87a
85
86
87
30
87a
85
86
Vcc
Vout
GND
SPEED
SENSOR
TO ENGINE
T1+
ST
AR
TER STUD
TO AL
T STUD
T6
KUBO
TA
COOLANT
K
UBO
TA
KUBO
TA
KUBO
TA
K
UBO
TA
KUBO
TA
K
UBO
TA
K
UBO
TA
MAF03950D
1001236135-D
T
H
RO
T
TLE A
C
T
W
ir
e
, 10 GA F
usible Link
D
IESEL & DU
AL FUEL ENGINE HARNESSES
Figure 7-24. Electrical Schematic - Sheet 7 of 10
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