Electrical System
9.8
3507, 3508, 3509, 3512, 3513, 4007, 4008, 4009, 4012, 4013
9.5.2
Engine Harness Electrical Schematic
8042 (18991 & After)
2
1
76
GND
85
87
86
30
GLOWPLUGS
RELAY
GLOWPLUGS
FUSE
SLO-BLO 50A
LIFT PUMP
FUSE
ATO 7.5A
M
LIFT
PUMP
500
GND
85
87
86
30
LIFT PUMP
RELAY
MZ1120
TO CAB ASSEMBLY
TO PCB
X1
PCB PWR AND GND HARNESS
TO PCB
X11
ENGINE HARNESS
ON CAB FIREWALL
M8 GROUND STUD(S)
(BRN-GND)
(RED-PWR)
123
11
0
EMPTY
11
2
11
8
EMPTY
EMPTY
159
GND
111
120
11
4
61
11
3
50
76
90
19
EMPTY
GND
(BRN-GND)
(BRN-GND)
(BRN-GND)
(RED-PWR)
(RED-PWR)
(RED-PWR)
(RED-PWR)
(RED-PWR)
RELAY
STARTER
STARTER
GND
GND
GND
PUMP
FRONT
W/WASHER
ALTERNATOR
ENGINE OIL
SWITCH
PRESSURE
POSITIVE CABLE
TO B
NEGATIVE CABLE
TO BATTERY DISCONNECT
OR BATTERY -
50mm BLK
50mm RED
CLT TEMP
SENDER
COOLANT
SWITCH
TEMP
COLD START
TEMP
SWITCH
HYD FILTER
SWITCH
PRESSURE
FUEL
SOLENOID
AIR FILTER
RESTRICTION
SWITCH
TRANSMISSION
OIL TEMP
SWITCH
ENGINE
GLOWPLUGS
W/WASHER
PUMP
REAR
111
110
112
90
118
GND
76
GND
114
GND
120
503
123
GND
159
GND
(RED-PWR)
30A
30A
50
GND
113
61
(RED-PWR)
(RED-PWR)
(RED-PWR)
(RED-PWR)
(RED-PWR)
(OPT)
30A
30A
11 12
9 10
7
1
3
2
5
4
6
8
1
2
3
10
5
4
6
8
7
9
14
13
15
17
16
18
M
85
87
86
30
M
D+
G
B+
W
110 C
3 BAR
2
1
M
(NON TURBO HAS SINGLE
CONNECTION, NO GND)
30B
50A
30B
50A
30C
50
7.5
30C
501A
501A
501
502
502
503
19
GND
87a
EMPTY
501
500
76
GND
4
3
5
1
2
1
2
1