WABCO ESC - Page 42

3 Diagnostics, Troubleshooting and Testing
38
WABCO Maintenance Manual MM-0112 (Revised 07-18)
Figure 3.46
Figure 3.47
Figure 3.48
Figure 3.49
Figure 3.46
Figure 3.47
ECU
J1939 Datalink
Circuit Connector Pins
Cab-Mounted
All
J1939 High X1-15 pin 3
J1939 Low X1-15 pin 1
Frame-Mounted
Without ESC
J1939 High X1-Gray 7
J1939 Low X1-Gray 6
Frame-Mounted
With ESC
J1939 High X1-Black 18
J1939 Low X1-Black 6
ECU
J1587 Datalink
Circuit Connector Pins
Cab-Mounted ECU J1939 High X1 11
J1939 Low 10
Frame-Mounted
ECU without ESC
J1939 High X1-Gray 4
J1939 Low 9
4007373a
CAB MOUNT ECU’S
LOOKING INTO WIRE HARNESS CONNECTOR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
X1
4007374a
FRAME MOUNT ECU
WITHOUT ESC
LOOKING INTO WIRE
HARNESS CONNECTOR
FRAME MOUNT ECU
WITH ESC
LOOKING INTO WIRE
HARNESS CONNECTOR
12
3456
710129118
X1-GRAY
12
3456
71012 911 8
X1-BLACK
131618 1517 14
Frame-Mounted
ECU with ESC
J1939 High X1-Black 4
J1939 Low 16
Figure 3.48
Figure 3.49
ECU
J1587 Datalink
Circuit Connector Pins
4012026a
CAB MOUNT ECU’S
LOOKING INTO WIRE HARNESS CONNECTOR
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
X1
4012027a
FRAME MOUNT ECU
WITHOUT ESC
LOOKING INTO WIRE
HARNESS CONNECTOR
FRAME MOUNT ECU
WITH ESC
LOOKING INTO WIRE
HARNESS CONNECTOR
12
3456
710129118
X1-GRAY
12
3456
71012 911 8
X1-BLACK
131618 1517 14