WABCO OptiTire - Display of System Errors

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Operation
10.5 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.
10.6 Display of system errors
If "IVTM" is represented crossed out then there are one or more system faults.
System should be checked in the workshop.
No reception
Marked wheel has not transmitted pressure value for over one hour. OptiTire has stopped sending
warning messages for this wheel, driver needs to check tire pressure on the wheel manually.
No reception
Repair note
With an older system, the sensor battery may be exhausted:
– Renew the sensor.
– Start operating the new sensor using diagnostic software by setting a new ID in the parameters.
If it is a newer system, the radio connection between the sensor and the ECU may be disturbed:
– Remove any possible dirt.
– Dene the installation position of the ECU via diagnosis (position of best reception from all
sensors).