OBU Manual
Version 3.0 August 27, 2020 42
7 Troubleshooting
Information in the
display
The OBU is not completely
personalized or has not all
data available after an over-
the-air-update.
Please, wait a few minutes.
The OBU is running the self-
check automatically and will
then normally start the boot
routine again displaying
different screen messages.
If the OBU does not show a
normal start screen at the end
of rebooting, please, contact
The OBU is locked for the
French toll domains (FRtis).
Do not drive with the red OBU,
contact your Customer Service.
Your OBU asks you to contact
the service after your trip.
Please, contact your Customer
Service immediately after your
Depending on your location
the GPS signal could be poor,
e.g. in a tunnel.
Please, continue your drive for a
couple of minutes, e.g. after
leaving the tunnel the GPS signal
will be available again.
If the GPS reception on the toll
road does not get better, leave it
as soon as possible. After 30
minutes, the LED will turn red.
Contact your Customer Service.
If there is no GPS reception
and the failure of GPS
reception during driving lasts
more than 30 minutes, the
Leave the toll road and contact
your Customer Service.
(Release validity
expired)
This could happen if you did
not use the OBU for a long
time. This message informs
you that the status of the OBU
release software is expired
and must be updated.
Stop the vehicle. Normally OBU
will request an update of the
release software continuously
during booting. Wait for a short
time.
If you cannot wait no longer or if
you have already waited for a
long time, please, contact your
Customer Service and follow the
Contact Customer
Not ready
E04: Invalid Release
Not ready
Searching for GPS