The ISO 7638 power connection by Law must be present on an EBS braked trailer. In addition if NOT plugged in, the following EBS features will NOT Function:
ABS - Anti Lock Brake System
EBS - CAN Communication
RSS - Roll Stability Support feature
ECAS - Electronic Air Suspension Control System
LSV - Load Sensed Braking
OPtiLoad - Load Distribution
OPtiTurn - Turning Assist
Axle lift - Auto Lift Features
WARNING:
The state of the art features meant to improve trailer performance and reduce costs will have no effect!
If you would like assistance in ensuring your trailers comply and your EBS is fully functioning please contact your nearest WABCO branch and our engineers will be happy to assist.