3 Diagnostics, Troubleshooting and Testing
30
WABCO Maintenance Manual MM-0112 (Revised 07-18)
Figure 3.24
ABV Testing Available in WABCO TOOLBOX™
Software
The Active Braking Valves can be cycled using WABCO TOOLBOX™
Software.
To cycle the ABVs, choose the option “Valves” from the “Component
Tests” drop-down menu. Figure 3.25. Or if you are using
TOOLBOX™ Software version 11 or higher, from “Components”.
Figure 3.26.
Figure 3.24
4007208a
FRAME MOUNT ECU WITHOUT ESC:
LOOKING INTO WIRE
HARNESS CONNECTOR
FRAME MOUNT ECU WITH ESC:
LOOKING INTO WIRE
HARNESS CONNECTOR
12
3456
710129118
12
3456
710129118
X1-GRAY X2-BLACK
X4-BROWN
(ONLY FOR 6 CHANNEL)
X4-BROWN
(ONLY FOR 6 CHANNEL)
X3-GREEN
12
3456
71012 911 8
123456
710129118
12
3456
710129118
12
3456
710129118
12
3456
710129118
X1-BLACK
X3-GREEN
131618 1517 14
12
3456
71012 911 8
131618 1517 14
X2-GREEN
ECU
Active Braking
Valve Circuit Connector Pins
Cab-Mounted
Universal with ESC,
Universal or Basic
Drive Axle ABV
Supply
X2-18 pin 16
Drive Axle ABV
Common
X2-18 pin 7
Steer Axle ABV
Supply
X4-18 pin 16
Steer Axle ABV
Common
X4-18 pin 13
Trailer ABV Supply X3-15 pin 13
Trailer ABV
Common
X3-15 pin 8
Frame-Mounted
Non-ESC
Drive Axle ABV
Supply
X3-Green 5
Drive Axle ABV
Common
X3-Green 6
Trailer ABV Supply X2-Black 1
Trailer ABV
Common
X2-Black 12
Frame-Mounted
With ESC
Drive Axle ABV
Supply
X3-Green 5
Drive Axle ABV
Common
X3-Green 6
Steer Axle ABV
Supply
X2-Green 12
Steer Axle ABV
Common
X2-Green 11
Trailer ABV Supply X1-Black 9
Trailer ABV
Common
X1-Black 8
ECU
Active Braking
Valve Circuit Connector Pins
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