
12
Wiring Diagrams
EXCEL SYSTEM TROUBLESHOOTING
WIRING DIAGRAMS
MC
O
R
S
P
E
E
D
SW
IT
C
H
FNR SW
RUN/TOW SWITCH
1
2
2P
2
1
3
4
W04 18_ORG_WHT
W04 18_ORG_WHT
W07 18_RED
W07 18_RED
W08 18_YEL
W08 18_YEL
W09 18_BLK
W09 18_BLK
W10 18_BLK_WHT
W10 18_BLK_
WHT
SW_1
W13 18_GR
A
Y
W1
5
18_T
A
N
W1
6
18_BRN
W17 18_BLU
W18 18_PUR_WHT
SW_
2
W19 18_PUR_WHT
W20 18_YEL_B
LK
SW
_
3
W22 18_GR
A
Y
W2
5
18_GRN
SW
_
4
SW_
6
W31 1
6
_LT_GRN
W32 18_ORG
SW_7
W3
5
18_GRN
W3
6
18_GRN
W37 18_BRN_WHT
SW_8
W38 18_BRN_WHT
W39 18_BRN_WHT
1
5A
W4
3
1
0
_BLK
INTERF
A
CES TO CONNECTOR
FOR CONTROLS
INTERF
A
CES
TO SM
A
RT BO
X
INTERF
A
CES TO OBC
PIGT
A
IL TO B
-
B
-
CONNECTION FOR LI
GHTS
W49 18_BLU
W
5
0 18_GRN
A
M
P
9
P
IN
C
O
N
N
E
C
T
O
R
1
2
3
4
5
6
7
8
9
W
5
4
1
6
_
P
INK
W
66
18_LT_BLU
W77 1
6
_RED_WHT
W77 1
6
_RED_WHT
W
9
0
1
6
_
L
T
_
G
R
N
W102 1
6
_BLU
A
B
W103 18_WHT
W111 18_YEL
W114 18_YEL
W11
6
18_WHT
W11
6
18_WHT
W118 18_PUR_WHT
W119
1
6
_
R
E
D
A
B
C
D
E
F
W28 1
6
_PINK
W114 18_YEL
WD1035148-L
Figure 12-1
Wiring Diagram – Excel System
Page 12-2
2009 Electric Precedent Maintenance and Service Manual