Adjusting Tire Pressures - WABCO OptiTire System Description

Operation
Overview of fault types
FAULT
Extremely low
pressure
Low pressure
Creeping pressure
loss
High pressure
9.5

Adjusting tire pressures

DISPLAY
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.
ACTION
– Stop the vehicle immediately.
– Look for the cause of the reduced
pressure.
– If necessary, also change the tire.
– Reduce your driving speed.
– Adjust tire pressure at the next
opportunity.
– 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.
– 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.
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