33
Components
Wiring of towing vehicle
LEGEND
A Display
B Diagnosis
C Vehicle electrical system
D ECU
E External
F Internal
G Adapter cable with WABCO part number: 894 600 001 2
Cable set assignment
PIN NO.
CONNECTOR PLUG
ALLOCATION CABLE COLOUR 5-PIN CABLE COLOUR 7-PIN
2 CAN high
1 CAN low
8 GND blue blue
7 +24 V or 12 V red red
6 Ignition yellow & grey grey
4 Stop light / warning lamp 2 yellow
3 Warning lamp 1 green
Connection to +12 V/24 V and ignition must be fused with 5 ampere fuses. Since OptiTire has
a low current consumption an existing fused circuit can normally be integrated as well.
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