CITROËN DS 4 Handbook page 385

QUESTION
On starting, it is several minutes before the system begins to
Certain traffic jams along
receive the traffic information.
the route are not indicated
in real time.
The filters are too restrictive.
In certain countries, only major routes (motorways...) are listed for
the traffic information.
On starting, the initialisation of the GPS may take up to 3 minutes to
The altitude is not
displayed. receive more than 4 satellites correctly.
Depending on the geographical environment (tunnel...) or the
weather, the conditions of reception of the GPS signal may vary.
ANSWER
Audio and Telematics
SOLUTION
Wait until the traffic information is being received
correctly (display of the traffic information icons
on the map).
Modify the "Geographic filter" settings.
This phenomenon is normal. The system is
dependent on the traffic information available.
Wait until the system has started up completely
so that there is GPS coverage by at least
4 satellites.
This phenomenon is normal. The system
is dependent on the GPS signal reception
conditions.
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