WABCO OptiTire, System Description

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Operation
Overview of fault types
FAULT DISPLAY ACTION
Extremely low
pressure
– Stop the vehicle immediately.
– Look for the cause of the reduced
pressure.
– If necessary, also change the tire.
Low pressure
– Reduce your driving speed.
– Adjust tire pressure at the next
opportunity.
Creeping pressure
loss
– Reduce your driving speed.
– Stop the vehicle at the next opportunity.
– Look for the cause of the pressure loss.
– If necessary, also change the tire.
High pressure
– Reduce your speed for preventing the
tire from bursting.
– Stop the vehicle at the next opportunity.
– Search for the cause of excess pressure
(e.g. defective, overheated brake).
– Correct the tire pressure in the event of
overpressure when the tire is cold.
9.5 Adjusting tire pressures
Proceed as follows to adjust the tire pressures on the vehicle:
!
Do not adjust tire pressure with the ignition switch on - this may cause faulty
warning messages on display.
– Turn off the ignition.
– Adjust air pressure.
– Switch on ignition again.
If leakage warning has been active, reset on display and stored on diagnostic
memory of the ECU.