Western HTS Mechanic's Manual page 38

ELECTRICAL SCHEMATIC – 3-PORT MODULE
Snowplow Assembly
BLK
–
Pump
Motor
A A
+
B B
TAN
C C
WHT D D
A
E E
RED
RED F F
G G
Motor
H H
J J
Relay BLK K K
4A Fuse: S1, S2, S3
4A Fuse: Motor Relay
BLK
RED
RED
A A
S1
WHT
B B
C C
D D
S2
E E B
GRN
F F
G G
H H
S3 BLU
J J
RED K K
A
B
C
Blank
D
C
E
Connector F
G
H
J
K
Plow Module
Passenger-Side Plow Lamp
PARK
C
PARK
B B TURN-9B
TURN
A
COM
C
HIGH
HIGH-3C
B
LOW
COM-5B
A
BEAM LOW-1A
Driver-Side Plow Lamp
C
HIGH HIGH-4C
B
COM-11B
LOW
A
LOW-6A
BEAM
PARK
C
TURN
B B TURN-8B
PARK
COM
A
Lit. No. 41467, Rev. 01
Vehicle Battery Cable, 4-Receptacle
Plow (end view)
RED
CAUTION
On 2-plug electrical systems, plug covers shall
be used whenever snowplow is disconnected.
Vehicle battery cable is 12V unfused source.
LOW-VA
COM-VJ
HIGH-VB
HIGH-CD
COM-BK
LOW-AE
Typical
TURN-VA
Plug-In
TURN-VB
Harness
PARK-VH
HIGH-CD
Plow (end view)
COM-BK
LOW-AE
LOW-VA
COM-VJ
HIGH-VB
Located at Front of Vehicle
LOW-1A
1 1 BLK/WHT
COM
2 2 BLK/ORN
HIGH-3C
3 3 WHT/YEL
HIGH-4C
4 4 WHT
COM-5B BLU/ORN
5 5
LOW-6A 6 BLK
6
COM 7 BLK/ORN
7
TURN-8B 8 8 GRY
TURN-9B 9 9 PUR
PARK 10 10 BRN
COM-11B 11 11 LTBLU
Plow
Vehicle
Lighting
Lighting
Harness,
Harness,
11-Pin
NOTE: Labeling shown (left and right) is correct for modules located on the driver's side of
11-Pin
the vehicle. The reversible turn signal plug must be reversed for passenger-side installations.
BLK
– +
Battery
Vehicle Control Harness, 4 Wire
BLK
D D
RED
C C
B B RED
A A BLK
A B C D
A B C D
Control
& Module
1 – Red (control power)
4 3 3
2 – Red (twisted with #3)
3 – Black (twisted with #2)
2 1 1
4 – Black (control ground)
(connector face view)
RED 1 1 RED
RED 2 2 GRN
BLK 3 3 WHT
BLK 4 4 BLK
4-Pin Plug
(under dash)
To Switched Accessory Lead
RED
10A
Reversible
Turn Signal
Plug
Fuses
12V
C
12V
LOW-VA
A A
HIGH-VB
B B
ACC-DC
C C
HIGH-CD
D D
LOW-AE E E
F2-CF F F
TURN-AG G G
H H
COM-BJ J J
COM-BK K K
B
LOW-VA
A A
HIGH-VB
B B
SWV-CC
C C
HIGH-CD
D D
LOW-AE
E E
F1-BF F F
TURN-BG G G
PARK-VH H H
COM-BJ J J
COM-BK K K
A
WHT
A A
BLK
B B
BLK/ORN
C C
WHT/YEL D D
BLK/WHT E E
PUR
F F
GRY
G G
BRN
H H
LTBLU
J J
BLU/ORN
K K
Isolation Module
1 – Red
Control
4
2 – Green
3 – White
2
4 – Black
38
LOW BEAM IN
HIGH BEAM IN
SWITCHED VACC IN
HIGH BEAM OUT
LOW BEAM OUT
MODULE POWER IN
TURN IN
DRL IN
COM IN
COM OUT
LOW BEAM IN
HIGH BEAM IN
CONTROL PWR OUT
HIGH BEAM OUT
LOW BEAM OUT
CONTROL POWER IN
TURN IN
PARK LAMP IN
COM IN
COM OUT
LEFT HIGH BEAM OUT
LEFT LOW BEAM OUT
MODULE COM IN
RIGHT HIGH BEAM OUT
RIGHT LOW BEAM OUT
RIGHT TURN OUT
LEFT TURN OUT
PARK LAMP OUT
LEFT HEADLAMP COM
RIGHT HEADLAMP COM
April 15, 2021