CITROEN C4 PICASSO Handbook page 43

Service overdue
For 5 seconds after the ignition is switched
on, the spanner flashes to indicate that
the service must be carried out as soon as
possible.
Example: the service is overdue by 186 miles
(300 km).
For 5 seconds after the ignition is switched on,
the screen indicates:
5 seconds after the ignition is switched on,
the distance recorder resumes its normal
operation. The spanner remains on.
With blueHdi diesel versions, the Service
warning lamp also comes on when the ignition
is switched on.
Therefore, the spanner may come on
if you have exceeded the period since
the last service, as indicated in the
manufacturer's service schedule.
For blueHdi diesel versions, the
spanner may also come on early,
according to the level of deterioration
of the engine oil, which depends on the
driving conditions in which the vehicle
is used.
Monitoring
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