CITROEN C5 AIRCROSS Handbook page 21

Warning/indicator lamp State
Under-inflation Fixed, accompanied
by an audible signal
and a message.
Under-inflation
warning lamp flashing
then fixed and
+
Service warning lamp
fixed.
Diesel engine Fixed.
pre-heating The period of
illumination depends
on the climatic
conditions.
Front passenger
Fixed.
airbag (ON)
Front passenger Fixed.
airbag (OFF)
Airbags Fixed.
Cause
The pressure in one or more wheels
is too low.
The system is faulty: tyre pressures
are no longer monitored.
The ignition is on.
The front passenger airbag is
activated.
The control is in the "ON" position.
The front passenger airbag is
deactivated.
The control is in the "OFF" position.
One of the airbags or seat belt
pretensioners is faulty.
Actions/Observations
Check the pressure of the tyres as soon as possible.
Reinitialise the detection system after adjusting the
pressure.
Under-inflation detection is no longer monitored.
As soon as possible, check the pressure of the tyres
and carry out (3).
Wait until the warning lamp goes off before starting.
If the engine does not start, switch the ignition off and
then on, wait until the lamp goes off again, then start
the engine.
In this case, do NOT install a "rearward facing"
child seat on the front passenger seat – risk of
serious injury!
You can install a "rearward facing" child seat, unless
there is a fault with the airbags (Airbags warning lamp
on).
Carry out (3).
Instruments
1
19