2022 CITROEN C4 CACTUS engine

12
Warning/indicator lampState Cause Action/Observations
+ AdBlue
®
(1.6 BlueHDi
E u r o 6 .1) Fixed, on switching on the
ignition, accompanied by an
audible signal and a message
indicating the remaining
driving range. The remaining driving range is
between 1,500 and 375 miles (2,400
and 600 km).
Top up the AdBlue® as soon as possible,
or carry out (3).
Flashing, accompanied by an
audible signal and a message
indicating the remaining
driving range. The remaining driving range is
between 375 and 0 miles (600 and
0 k m).
Yo u must
top up the AdBlue
® to avoid a
breakdown , or carry out (3).
Flashing, accompanied by an
audible signal and a message
indicating that starting is
prevented. The AdBlue
® tank is empty: the
starting prevention system required
by legislation prevents starting of the
engine. To restart the engine, top up the AdBlue®, or
carry out (2).
It is essential to add at least 5 litres of
AdBlue
® to its tank.
(1 ) : You must stop as soon as it is safe to do so and switch off the ignition.
(2) : Contact a CITROËN dealer or a qualified workshop.
(3) : Go to a CITROËN dealer or a qualified workshop.
Instruments

13
Warning/indicator lampState Cause Action/Observations
AdBlue
®
(1.5 BlueHDi
Euro 6.2) Switched on for around thirty
seconds when switching on
the ignition, accompanied
by an audible signal and
a message indicating the
remaining driving range. The remaining driving range is
between 1,500 and 500 miles (2,400
and 800 km).
Top up the AdBlue
®.
You can add up to 10 litres of AdBlue® to its
tank.
Fixed, on switching on the
ignition, accompanied by an
audible signal and a message
indicating the remaining
driving range. The remaining driving range is
between 500 and 60 miles (800 and
100 km).
Top up the AdBlue
® quickly
, or carry out (3).
You can add up to 10 litres of AdBlue® to its
tank.
Flashing, accompanied by an
audible signal and a message
indicating the remaining
driving range. The driving range is less than 60
miles (100 km).
Yo u must
top up the AdBlue
® to avoid a
breakdown , or carry out (3).
You can add up to 10 litres of AdBlue
® to its
tank.
Flashing, accompanied by an
audible signal and a message
indicating that starting is
prevented. The AdBlue
® tank is empty: the
starting prevention system required
by legislation prevents starting of the
engine. To restart the engine, top up the AdBlue®, or
carry out (2).
It is essential to add at least 5 litres of
AdBlue
® to its tank.
(1 ) : You must stop as soon as it is safe to do so and switch off the ignition.
(2): Contact a CITROËN dealer or a qualified workshop.
(3) : Go to a CITROËN dealer or a qualified workshop.
1
Instruments

14
Warning/indicator lampState Cause Action/Observations
+
+ SCR emissions
control system
(BlueHDi Diesel)
Fixed, on switching on the
ignition, associated with the
Ser vice and engine diagnostic
warning lamps, accompanied
by an audible signal and a
message. A fault with the SCR emissions
control system has been detected.
This alert disappears once the exhaust
emissions return to normal levels.
Flashing, on switching on the
ignition, associated with the
Ser vice and engine diagnostic
warning lamps, accompanied
by an audible signal and
a message indicating the
remaining driving range. Depending on the message
displayed, you can continue driving
for up to 685 miles (1,100 km) before
the engine starting prevention
system is triggered.
Carry out (3) as soon as possible to avoid a
breakdown
.
Flashing, on switching on the
ignition, associated with the
Ser vice and engine diagnostic
warning lamps, accompanied
by an audible signal and a
message. An engine immobiliser prevents
the engine from restarting (over
the authorised driving limit after
confirmation of a fault with the
emissions control system).
To start the engine, carry out (2).
Engine
diagnostic
system Flashing.
The engine management system has
a fault. There is a risk that the catalytic converter will be
destroyed.
Carry out (2) without fail
.
Fixed. The emissions control system has
a fault. The warning lamp should go off when the
engine is started.
Carry out (3) quickly.
Instruments

16
Under-inflationFixed, accompanied by an
audible signal and a message. The pressure in one or more tyres is
too low. Check the pressure of the tyres as soon as
possible.
Reinitialise the detection system after
adjusting the pressure.
+ Under-inflation
Flashing then fixed,
accompanied by the Ser vice
warning lamp. The system is faulty: tyre pressures
are no longer monitored.
As soon as possible, check the pressure of
the tyres and carry out (3).
Diesel engine
pre-heating Fixed.
The period of illumination
depends on the climatic
conditions. The ignition is on.
Wait until the 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.
Front passenger
airbag (ON) Fixed.
The front passenger airbag is
activated.
The control is in the "ON" position. In this case, do NOT install a "rear ward
facing" child seat on the front passenger
seat – Risk of serious injur y!
Front passenger
airbag (OFF) Fixed.
The front passenger airbag is
deactivated.
The control is in the "OFF" position. You can install a "rear ward facing" child
seat, unless there is a fault with the airbags
(Airbags warning lamp on).
Airbags Fixed. One of the airbags or seat belt
pyrotechnic pretensioners is faulty. Carry out (3).
Warning/indicator lamp
State Cause Action/Observations
Instruments

18
Warning/indicator lampState Cause Action/Observations
Green warning/indicator lamps
Stop & Star tFixed. When the vehicle stops, the Stop &
Start puts the engine into STOP mode.
Flashing temporarily. STOP mode is momentarily
unavailable or START mode is
automatically triggered.
Left-hand
direction
indication Flashing with audible signal. The lamps are lit
Right-hand
direction
indicator Flashing with audible signal. The lamps are lit.
Sidelamps Fixed. The lamps are lit.
Dipped beam
headlamps Fixed.
The lamps are lit.
Front foglamps Fixed. The front foglamps are lit.
Blue warning lamps
Main beam
headlampsFixed.
The main beams are lit.
Instruments

19
Foot on brakeFixed. Omission or insufficient pressure on
the brake pedal. With an electronic gearbox, selector in
position N
, to start the engine.
With an automatic gearbox, engine running
and before releasing the parking brake, to
move out of position P .
Flashing. With an electronic gearbox, the
clutch will overheat if you hold
the vehicle on a slope using the
accelerator for too long. Use the brake pedal and/or the parking
brake.
Automatic
wiping Fixed.
Automatic front wiping is activated.
Warning/indicator lamp
State Cause Action/Observations
Black/white warning/indicator lamps
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Instruments

21
F In the Driving/Vehicle menu,
select the " Driving functions "
tab, then " Diagnostics ".
The ser vicing information is displayed in the
screen.
Engine oil level indicator
(depending on version)
On versions fitted with an electric oil level
indicator, the state of the engine oil level is
displayed in the instrument panel for a few
seconds, after the servicing information.
The level read will only be correct if the
vehicle is on level ground and the engine
has been off for more than 30 minutes.
Oil level correct
Oil level incorrect
This is indicated by the display of a message
in the instrument panel screen, accompanied
by the Ser vice warning lamp and an audible
signal.
If the low oil level is confirmed by a check using
the dipstick, the level must be topped up to
avoid damage to the engine.For more information on Checking levels ,
refer to the corresponding section.
Oil level indicator fault
This is indicated by a message in the
instrument panel.
Contact a CITROËN dealer or a qualified
workshop.
In the event of a fault with the electric indicator,
the oil level is no longer monitored.
If the system is faulty, you must check the
engine oil level using the manual dipstick
located under the bonnet.
For more information on Checking levels ,
refer to the corresponding section.Retrieving the service
information
You can access the ser vice information at any
time in the touch screen.
AdBlue® range indicators
These range indicators are present only on
BlueHDi Diesel versions.
Once the AdBlue
® tank is on reser ve or after
detection of a fault with the SCR emissions
control system, when the ignition is switched
on, an indicator displays an estimate of the
distance that can be covered, the range, before
engine starting is prevented.
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Instruments

22
Remaining range between 1,500 and 375 miles
(2,400 and 600 km) (1.6 BlueHDi Euro 6.1)
Remaining range between 500 and 60 miles
(800 and 100 km) (1.5 BlueHDi Euro 6.2)
In the event of the risk of non-
starting related to a lack of
AdBlue
®
The engine starting prevention system
required by regulations is activated
automatically once the AdBlue
® tank is
e m pt y.
Range greater than 1,500 miles (2,400 km)
When switching on the ignition, there is no
automatic display of range in the instrument
panel.
Range less than 1,500 miles (2,400 km)
You can check the remaining range for your
vehicle at any time on the touch screen. Remaining range between 1,500 and 500 miles
(2,400 and 800
km) (1.5 BlueHDi Euro 6.2)
These messages are accompanied by the
recommendation not to top up with more than
10 litres of AdBlue.
F

Y

ou can access this information
via the Driving/Vehicle touch
screen menu, by selecting the
" Driving functions " tab, then
" Diagnostics ". When switching on the ignition, this warning
lamp comes on for about thirty seconds,
accompanied by the display of a message ("NO
START IN and a distance" or "Top up AdBlue:
Starting impossible in x miles/km") indicating
the remaining range expressed in miles or
kilometres.
The reser ve level has been reached; it is
recommended that you top up as soon as
possible.
When switching on the ignition, this warning
lamp comes on, accompanied by an audible
signal and the display of a message ("NO
START IN and a distance" or "Top up AdBlue:
Starting impossible in x miles/km") indicating
the remaining range expressed in miles or
kilometres. When driving, the message comes up every
185 miles (300 km) until the tank is topped up.
The reser ve level has been reached; it is
recommended that you top up as soon as
possible.
When switching on the ignition, this warning
lamp comes on, accompanied by an audible
signal (1 beep) and the display of a message
("NO START IN and a distance" or "Top up
AdBlue: Starting impossible in x miles/km")
indicating the remaining range expressed in
miles or kilometres.
When driving, the audible signal and the
message display are triggered every 60 miles
(100 km) until the level is topped up.
It is essential to top up as soon as possible and
before the tank is completely empty, other wise
it will not be possible to restart the engine.
Instruments