Electrical system, Vehicle cab engine comp ar tment – SkyTrak 8042 Service Manual User Manual
Page 695
Electrical System
9.104
Model 8042, 10042, 10054 Legacy
Rev. 10/03
9.7.27
10054 ECM Cab Harness & Engine Harness (SN 19080 - 19987 And 0160002332 & After)
P19
PREHEAT
INDICATOR
LIGHT
2A+
1A+
2B-
1B-
1
PH1
CAB
GROUND
STUD
CG1
106
38
6
AB2
1
2
3
4
ENGINE GRID
HEATER RELAY 2
ENGINE GRID
HEATER RELAY 1
1
2
3
4
BPD1
BPM1
BPC1
BPS1
BPB1
9
GH2A
+
-
BATTERY
2
ENGINE GROUND BUSS BAR
STARTER 12V BUSS BAR
ENGINE
BLOCK
STARTER
GND (-)
+
AB1
AG1
AG2
AG1
ALTERNATOR
ECM
BULKHEAD
FEMALE
CONNECTOR
A
B
C
D
E
F
G
H
J
K
L
M
N
O
7
GHG
8
GH1B
GHG3
GH1B
GH2B
GH1
GHG1
GHG1
GH3
WSL
DS
RTS
DD
DI
ON1
THS
ML
WL
SL
THP
THG
OFF1
GHG2
GH3
GH4
PH1A
GH4
GH2B
P11
DIODE PACK
F
E
B
A
BNP
GHG3
125
Amp
Fuse
125
Amp
Fuse
P10
DIODE PACK
A
B
C
F
BNF
BNE
BNH
BN
BNW
AG2
GHG
GH2A
GH1A
P2
ENGINE
CONTROL
MODULE
50 PIN FEMALE
CONNECTOR
1
3
4
11
19
20
25
26
29
30
31
35
36
37
41
45
49
50
GH2
GH1
J87L
RTS
DS
DD
DI
THS
THP
ON1
THG
WSL
ML
WL
SL
OFF1
J87H
BPD
BPM
BNW
BPS
BNP
BNH
BNF
BNE
BPC
BPB
A
B
C
D
E
F
H
M
P
S
W
P1
ENGINE
CONTROL
MODULE
23 PIN FEMALE
CONNECTOR
GHG2
GH2
BPS
BPS1
BPM
BPM1
A
B
C
D
E
F
10
10
10
BPD1
BPC
BPD
BPC1
BPB
BPB1
A
B
C
D
E
F
7.5
7.5
7.5
CNH1
CNL1
CNS1
A
B
C
P4
RESISTOR
FEMALE
CONNECTOR
CNS5
CNH2
J87L
J87H
A
B
C
P3
FEMALE
CONNECTOR
P7
DIAGNOSTIC
PLUG
G
A
B
C
D
E
F
BN
CNH2
CNL2
CNS2
CNH
CNL
CNS
4
CNH4
CNH3
CNL4
5
CNL3
6
CNS3
CNS2
CNL3
CNS3
CNH3
P8
RESISTOR
FEMALE
CONNECTOR
C
B
A
1
CNH4
CNH1
CNH
2
CNL1
CNL
3
CNS1
CNS4
CNS
CNL4
CNS4
P6
ENGINE
CONTROL
MODULE
FUSES
P5
ENGINE
CONTROL
MODULE
FUSES
A
B
C
D
E
F
G
H
J
K
L
M
N
O
DLP
ECM
BULKHEAD
MALE
CONNECTOR
SL1
THS1
THP1
THG1
P15
ENGINE
FUNCTION
INDICATOR
LIGHT
6
DLP1
DLP2
VEHICLE CAB
ENGINE COMP
AR
TMENT
ENGINE
BLOCK
ENGINE GRID
HEATER
1
2
2A+
1A+
2B-
1B-
1
2
+
-
BATTERY
1
34A
LIGHT SWITCH
RELAY
OPEN
OPTION
WIPER/
WASHER
15.0
7.5
10.0
10.0
10.0
10.0
7.5
INSTR. PANEL
STEER SELECT
SWITCH
50
OPTION
51
HORN/HEATER
STABILIZER
DLP3
OPTION
DLP
34A
P
P
PH1A
PH1
ENGINE
BLOCK
B+
D+
GND (-)
W
FRAME
GROUND
BP
BP
BP1
BP1
SWR
SWR
GH1A
P16
IDLE
VALIDATION
SWITCH
C
A
B
ON1
OFF1
SWR
A
B
C
3
2
1
ON1
OFF1
SWR
P14
THROTTLE
SENSOR
C
B
A
A
C
B
THS1
THP1
THG1
WL1
SL1
WL1
MH4740
See Page 9.103
See Page 9.102
See