Electrical system, Worklights onl y, Ecm circuit – Lull 944E-42 Service Manual User Manual
Page 168: Mu7520h
Electrical System
9-10
944E-42
GND_B
USSBAR
CAB_GND_STUD
WL4
WL4A
WL4B
WL4C
WL5
WL6
WL5A
LP5A
WL5B
WL5C
WL5E
WL5D
WL6A
WL6B
WL6C
W
ORKLIGHTS ONL
Y
EG8
WLG5
WLG10
WLG9
WLG7
WLG6
WLG8
GH1J
GH2J
GH1H
GH2H
GH3
GH4
PH1A
GH1B
GH1A
GH2B
GH2A
GHG2
GHG1
GHG
BPB
BPC
BPD
BPM
BPS
BPD1
BPC1
BPB1
BPM1
BPS1
BNP
BNW
BA
T2P
BA
T2N
GHG3
GH1
GH2
THG
THP
THS
SL
WLS
ML
WSL
OFF1
ON1
SWR
DS
DIS
DDS
RT
S
THG1
THP1
THS1
ECM CIRCUIT
SL1
WLS1
DLP1
DLP
DLP2
DIA
GNOSTIC
INDICA
T
ORS
J87L
J87H
BN
BN
DIA
GONSTIC
PLUG
BPL1
BPL2
BPL2
CNH2
CNH3
CNH1
CNH4
CNL2
CNL3
CNL1
CNL4
CNH
CNL
CNS1
CNS3
CNS4
CNS2
CNS
CNS5
ENGINE
J1939
CONNECT
OR
(CONNECTS
T
O P3)
FUEL SHUT
OFF
PO
WER
FUEL
PUMP
GND
ECM
BNE
BNF
BNH
2
1
W
ORKLIGHT
SWITCH
7
2
5
6
3
8
1
WLO_8F
2
WLO_8F
3
WLO_8F
5
WLO_8F
6
WLO_8F
7
WLO_8F
8
sht
3
WL4
225
A
WLIGHT_B
ULK_2
B
WLO_B
ULK_2
230
12V 4.4A
WLO_BOOM
12V 4.4A
WLO_LF
12V 4.4A
WLO_RF
12V 4.4A
WLO_LR
12V 4.4A
WLO_RR
WLO_LR_P
P
WLO_LR_N
N
WLO_RR_P
P
WLO_RR_N
N
WLO_LF_P
P
WLO_LF_N
N
WLO_RF_P
P
WLO_RF_N
N
WLOC_2M
A
WLOC_2F
A
WLOC_2M
B
WLOC_2F
B
WL0_2M
A
WLO_2F
A
WL0_2M
B
WLO_2F
B
235
240
245
A
B
125
AMPS
GH_FUSE_1
A
B
125
AMPS
GH_FUSE_2
3A
3A
3A
3A
P10
A
P11
A
P10
B
P10
F
P11
B
P11
F
GRID
HEA
TER 1
GRID
HEA
TER 2
GH1_COIL
GH2_COIL
ENG_GND
sht
1
GH1P
sht
1GH2P
8
9
7
BA
TT2-12V
GH1_NO
GH2_NO
sht
2
PH1A
P1
W
P
H
F
E
S
M
D
C
B
A
sht
1
ST4A
P5
E
P6
A
P3
C
B
A
P4
C
B
A
P8
C
B
A
P7
G
F
E
D
C
B
A
P5
B
P6
B
P6
F
P6
E
P6
D
P6
C
7.5
AMPS
P5
D
P5
F
7.5
AMPS
7.5
AMPS
P5
A
P5
C
10
AMPS
10
AMPS
sht
1
BA
T2P
sht
1
BA
T2N
P2
49
50
45
36
35
37
20
26
25
11
4
3
1
30
29
19
31
41
A
ECM_B
ULK_23
B
ECM_B
ULK_23
C
ECM_B
ULK_23
D
ECM_B
ULK_23
E
ECM_B
ULK_23
F
ECM_B
ULK_23
G
ECM_B
ULK_23
H
ECM_B
ULK_23
J
ECM_B
ULK_23
K
ECM_B
ULK_23
L
ECM_B
ULK_23
M
ECM_B
ULK_23
N
ECM_B
ULK_23
O
ECM_B
ULK_23
OEM 50 PIN
B CONNECTOR
ON ECM
SENSOR
THR
O
TTLE
P14
1
P14
2
P14
3
P15
1A
P15
1B
P15
2A
P15
2B
14VDC
DIA
G_L
T1
14VDC
DIA
G_L
T2
sht
1
DLP
6
10
AMPS
sht
4
BN
(T
O BA
TT2-12V NEG)
sht
4
BN
sht
4
BPL2
(T
O BA
TT2-12V POS)
sht
4
BPL2
120
TERMINA
TING RESIST
OR
120
TERMINA
TING RESIST
OR
4
1
95
2
3
96
OEM 50 PIN
A CONNECTOR
ON ECM
OEM_50A
44
12
2
29
28
20
38
40
39
5
OEM_23M
A
B
C
D
M
S
E
F
H
P
W
OEM_3M
1
2
3
OEM_50B
41
31
19
29
30
1
3
4
11
25
26
20
37
35
36
45
50
49
ENG_GND_c0
MU7520H