3
Diagnostics, Troubleshooting and Testing
27
WABCO
Maintenance Manual MM-0112 (Revised 07-18)
Figure 3.19
Figure 3.19
4007206
a
FRAME MOUNT ECU WITHOUT ESC:
LOOKING INTO WIRE
HARNESS CONNECTOR
FRAME MOUNT ECU WITH ESC:
LOOKING INTO WIRE
HARNESS CONNECTOR
1
2
3
4
5
6
7
10
12
9
11
8
1
2
3
4
5
6
7
10
12
9
11
8
X1-GRAY
X2-BLACK
X
4
-BROWN
(ONLY FOR 6 CHANNEL)
X
4
-BROWN
(ONLY FOR 6 CHANNEL)
X3-GREEN
1
2
3
4
5
6
7
10
12
9
11
8
1
2
3
4
5
6
7
10
12
9
11
8
1
2
3
4
5
6
7
10
12
9
11
8
1
2
3
4
5
6
7
10
12
9
11
8
1
2
3
4
5
6
7
10
12
9
11
8
X1-BLACK
X3-GREEN
13
16
18
15
17
1
4
1
2
3
4
5
6
7
10
12
9
11
8
13
16
18
15
17
1
4
X2-GREEN
ECU
Modulator Circuit Connector
Pins
Frame-Mounted
Non-ESC
LF IV
X2-Black
2
LF OV
X2-Black
10
LF Common
X2-Black
11
RF IV
X2-Black
4
RF OV
X2-Black
3
RF Common
X2-Black
9
LR IV
X3-Green
12
LR OV
X3-Green
10
LR Common
X3-Green
11
RR IV
X3-Green
9
RR OV
X3-Green
7
RR Common
X3-Green
8
LR (3rd Axle) IV
X4-Brown
12
LR (3rd Axle) OV
X4-Brown
10
LR (3rd Axle)
Common
X4-Brown
11
RR (3rd Axle) IV
X4-Brown
9
RR (3rd Axle) OV
X4-Brown
7
RR (3rd Axle)
Common
X4-Brown
8
Frame-Mounted
With ESC
LF IV
X2-Green
2
LF OV
X2-Green
15
LF Common
X2-Green
14
RF IV
X2-Green
4
RF OV
X2-Green
3
RF Common
X2-Green
1
6
LR IV
X3-Green
12
LR OV
X3-Green
10
LR Common
X3-Green
11
RR IV
X3-Green
9
RR OV
X3-Green
7
RR Common
X3-Green
8
LR (3rd Axle) IV
X4-Brown
12
LR (3rd Axle) OV
X4-Brown
10
LR (3rd Axle)
Common
X4-Brown
11
RR (3rd Axle) IV
X4-Brown
9
RR (3rd Axle) OV
X4-Brown
7
RR (3rd Axle)
Common
X4-Brown
8
ECU
Modulator Circuit Connector
Pins
