2024-2026 Citroen C3 Aircross SUV Dashboard instruments -> Warning and indicator lamps User Manual
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Dashboard instruments -> Warning and indicator lamps for Your Citroen C3 Aircross SUV Second Generation (2024-2026)

Dashboard instruments  
status of a system (operation or deactivation  
indicator lamps). Certain lamps light up in two  
ways (fixed or flashing) and/or in several colours.  
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
Associated warnings  
The illumination of a lamp may be accompanied  
by an audible signal and/or a message displayed  
in a screen.  
Relating the type of alert to the operating  
status of the vehicle allows you to determine  
whether the situation is normal or whether a  
fault has occurred: refer to the description of  
each lamp for further information.  
List of warning and indicator  
lamps  
Hybrid or Electric  
1. Display of speed limit signs  
2. Gear shift indicator (arrow and  
recommended gear)  
Red warning/indicator lamps  
STOP  
Selector position and gear on automatic  
gearbox (Petrol or Hybrid)  
Drive selector position (Electric)  
Fixed, associated with another warning  
lamp, accompanied by the display of a  
message and an audible signal.  
A serious fault with the engine, braking system,  
power steering or automatic gearbox or a major  
electrical fault has been detected.  
Carry out (1) and then (2).  
When the ignition is switched on  
Certain red or orange warning lamps come on  
for a few seconds when the ignition is switched  
on. These warning lamps should go off as soon  
as the engine is started.  
For more information on a system or a function,  
refer to the corresponding section.  
3. Display area:  
– Outside temperature (°C or °F).  
– Total distance recorder (miles or km).  
– Trip A or B with time and distance  
travelled (miles or km).  
– Remaining range (miles or km).  
– Current consumption (mpg or l/100km).  
– Power indicator (Hybrid or Electric).  
– Energy flow (Hybrid).  
Traction battery overheating (Hybrid or  
Electric)  
Fixed, combined with the STOP  
warning lamp, accompanied by  
the display of a message and an audible signal.  
The traction battery's temperature is too high.  
Carry out (1).  
Evacuate the vehicle as quickly as possible  
and move to a safe distance.  
Carry out (2).  
Persistent warning lamp  
If a red or orange warning lamp comes on, there  
may be fault which needs further investigation.  
– Warning and status messages.  
If a lamp remains lit  
The references (1), (2) and (3) in the warning  
and indicator lamp description indicate whether  
you should contact a qualified professional  
in addition to the immediate recommended  
actions.  
Warning and indicator  
lamps  
Displayed as symbols, the warning and indicator  
lamps inform the driver of the occurrence of a  
malfunction (warning lamps) or of the operating  
(1): You must stop the vehicle.  
11  
Dashboard instruments  
Traction battery malfunction (Hybrid or  
Electric)  
Fixed, combined with the Service  
warning lamp, accompanied by  
the display of a message.  
The traction battery has a fault.  
Carry out (2).  
Fixed when the ignition is switched on,  
accompanied by a message.  
It is not possible to start the vehicle while the  
charging cable is connected to the vehicle’s  
connector.  
Disconnect the charging cable and close the  
flap.  
Braking  
Fixed.  
The brake fluid level in the braking  
circuit has dropped significantly.  
Carry out (1), then top up with fluid  
that complies with the manufacturer's  
recommendations. If the problem persists, carry  
out (2).  
Maximum coolant temperature  
Fixed.  
The temperature of the cooling system  
is too high.  
Carry out (1), then wait until the engine has  
cooled down before topping up the level, if  
necessary. If the problem persists, carry out (2).  
12 V battery charge  
Fixed.  
Fixed.  
The electronic brake force  
distribution (EBFD) system is faulty.  
Carry out (1) and then (2).  
The battery charging circuit is faulty  
(e.g. dirty terminals, loose or severed alternator  
belt).  
Carry out (1).  
If the electric parking brake stops working,  
immobilise the vehicle:  
►ꢀ With the manual gearbox, engage a gear.  
►ꢀ With the automatic gearbox or drive  
selector, fit the chock against one of the  
wheels.  
Clean and tighten the terminals. If the warning  
lamp does not go off when the engine is  
started, carry out (2).  
Electric parking brake (Hybrid or Electric)  
Fixed.  
The electric parking brake is applied.  
Flashing.  
Application/release is faulty.  
Carry out (1): park on flat ground (on a level  
surface).  
With a manual gearbox, engage a gear.  
With an automatic gearbox or drive selector,  
select mode P.  
Engine oil pressure (Petrol or Hybrid)  
Fixed.  
There is a fault with the engine  
lubrication system.  
Carry out (1) and then (2).  
System malfunction (Hybrid or Electric)  
Fixed.  
A fault has been detected in the system  
(electric motor or traction battery).  
Carry out (1) and then (2).  
Switch off the ignition and carry out (2).  
Power steering  
Fixed.  
Seat belts not fastened/unfastened  
Fixed or flashing, accompanied by an  
increasing audible signal.  
A seat belt has not been fastened or has been  
unfastened.  
The power steering has a fault.  
Drive carefully at moderate speed, then carry  
out (3).  
Cable connected (Electric)  
Fixed when the ignition is switched on.  
The charging cable is connected to the  
vehicle's connector.  
Manual parking brake  
Fixed.  
The parking brake is applied or not  
properly released.  
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Dashboard instruments  
Orange warning/indicator lamps  
The automatic functions must be used at all  
times and are automatically reactivated in the  
event of a fault with the control.  
Carry out (2).  
►ꢀ Use the control to apply the electric parking  
brake.  
►ꢀ Take your foot fully off the brake pedal.  
►ꢀ Hold the control pressed in the release  
direction for between 10 and 15 seconds.  
►ꢀ Release the control.  
►ꢀ Depress and hold the brake pedal.  
►ꢀ Pull the control in the application direction  
for 2 seconds.  
1
Service  
Temporarily on, accompanied by the  
display of a message.  
Fixed, accompanied by the  
One or more minor faults, for which there is/  
are no specific warning lamp(s), have been  
detected.  
Identify the cause of the fault using the  
message displayed on the instrument panel.  
You may be able to deal with some faults  
yourself, such as changing the battery in the  
remote control.  
For other faults, such as with the tyre under-  
inflation detection system, carry out (3).  
Fixed, accompanied by the display of a  
message.  
One or more major faults, for which there is/  
are no specific warning lamp(s), have been  
detected.  
message "Parking brake  
fault".  
The electric parking brake is faulty: manual and  
automatic functions may not be working.  
When stationary, to immobilise the vehicle:  
►ꢀ Pull the electric parking brake control and  
hold it for approximately 7 to 15 seconds, until  
the indicator lamp lights up on the instrument  
panel.  
If this procedure does not work, secure the  
vehicle:  
►ꢀ Park on a level surface.  
►ꢀ With a manual gearbox, engage a gear.  
►ꢀ With an automatic gearbox or drive selector,  
select mode P, then place the supplied chock  
against one of the wheels.  
►ꢀ Release the control and the brake pedal.  
Power steering  
Fixed.  
A minor fault in the power steering has  
been detected.  
Drive carefully at moderate speed, then carry  
out (3).  
Engine self-diagnostics system (Petrol or  
Hybrid)  
Fixed.  
A major engine fault has been  
detected.  
Carry out (1) and then (2).  
Fixed.  
A minor engine fault has been  
detected.  
Carry out (3).  
Identify the cause of the fault using the  
message displayed on the instrument panel,  
then carry out (3).  
Then carry out (2).  
Automatic functions deactivated (electric  
parking brake)  
Malfunction (with electric parking brake)  
Fixed, accompanied by the  
message "Parking brake fault".  
The vehicle cannot be immobilised with the  
engine running.  
If manual application and release commands  
are not working, the electric parking brake  
control is faulty.  
Fixed.  
The "automatic application" (on  
switching off the engine) and "automatic  
release" (on acceleration) functions are  
deactivated.  
If automatic application/release is no longer  
possible:  
Engine self-diagnostic system (Petrol or  
Hybrid)  
Flashing.  
The engine management system has a  
fault.  
►ꢀ Start the engine.  
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Dashboard instruments  
There is a risk that the catalytic converter will  
be destroyed.  
You must carry out (2).  
Tortoise mode with limited driving range  
(Electric)  
Stop as soon as it is safe to do so and switch off  
the ignition.  
Clean the front camera.  
Fixed.  
Fixed.  
The state of charge of the traction  
battery is critical.  
The engine power gradually decreases.  
You must put the vehicle on charge.  
If the warning lamp remains lit, carry out (2).  
Fixed.  
The emissions control system has a fault.  
The warning lamp should go off when the  
engine is started.  
The system is deactivated  
temporarily because the driver and/or front  
passenger (depending on version) has been  
detected as present but the corresponding seat  
belt has not been fastened.  
Carry out (3) without delay.  
Low fuel level (Petrol or Hybrid)  
Fixed, accompanied by an audible signal  
and a message.  
When it first comes on, there remains  
approximately 5 litres of fuel in the tank  
(reserve).  
Until the fuel level is topped up, this alert will  
be repeated every time the ignition is switched  
on, with increasing frequency as the fuel level  
decreases and approaches zero.  
Refuel without delay to avoid running out of  
fuel.  
Collision Risk Alert/Active Safety Brake  
Flashing.  
The system activates and brakes the  
vehicle momentarily to reduce the speed of  
collision with the vehicle in front.  
For more information, refer to the Driving  
section.  
Fixed, accompanied by the display of a  
message.  
The system has been deactivated via the  
instrument panel menu, using the steering-  
mounted controls.  
Road signs recognition  
Temporarily on.  
The speed limit change sound has been  
deactivated.  
Fixed.  
The system has a fault.  
Carry out (3).  
Fixed, accompanied by the display of the  
message "Driving Assistance Sensor  
blind: Clean sensor ".  
The sensor is masked.  
Never drive until completely empty, as this  
could damage the emissions control and  
injection systems.  
Fixed.  
The system has a fault.  
If this warning lamp comes on after the engine  
is switched off and then restarted, carry out (3).  
Fixed, accompanied by a message and an  
audible signal.  
The system has a fault.  
Carry out (3).  
Fixed, accompanied by the display of the  
message "Driving Assistance Sensor  
blind: Clean sensor ".  
Stop as soon as it is safe to do so and switch off  
the ignition.  
Clean the front camera.  
Low traction battery level (Electric)  
Fixed, accompanied by an audible signal.  
The state of charge of the traction  
battery is low.  
View the remaining range.  
Put the vehicle on charge as soon as possible.  
Lane keeping assist  
Flashing.  
You are about to cross a broken lane  
marking without operating the direction  
indicators.  
The system is activated, then corrects the  
trajectory if it detects a risk of unintentionally  
crossing a line or hard shoulder (depending on  
version).  
The sensor is masked.  
14  
Dashboard instruments  
Check the pressure of the tyres as soon as  
For more information, refer to the Driving  
section.  
The vehicle retains conventional braking.  
Drive carefully at moderate speed, then carry  
out (3).  
1
possible.  
Fixed.  
Reinitialise the detection system after adjusting  
the pressure.  
Under-inflation warning lamp  
flashing then fixed and Service  
warning lamp fixed.  
The tyre pressure monitoring system is faulty.  
Under-inflation detection is no longer  
monitored.  
Check the tyre pressures as soon as possible  
and carry out (3).  
The system has been automatically  
deactivated or placed on standby.  
Fixed, accompanied by the display of the  
message "Driving Assistance Sensor  
blind: Clean sensor ".  
The sensor is masked.  
Stop as soon as it is safe to do so and switch off  
the ignition.  
Clean the front camera.  
Fixed.  
The system has a fault.  
Carry out (3).  
Dynamic stability control (DSC)/Anti-slip  
regulation (ASR)  
Fixed.  
The system is deactivated.  
The indicator lamp in the corresponding button  
is on.  
The DSC/ASR system is reactivated  
automatically when the vehicle is restarted,  
and at speeds above approximately 31 mph  
(50 km/h).  
Parking sensors  
At speeds below 31 mph (50 km/h), it can be  
reactivated manually.  
Flashing.  
The system detects an obstacle.  
Fixed, associated with the Service  
warning lamp, accompanied by  
the display of a message and an audible signal.  
At least one of the system's sensors has a fault.  
Carry out (3).  
Fixed, only the Service warning lamp.  
Another type of system malfunction  
occurs.  
Driver Attention Warning (Distraction  
detection)  
Flashing.  
DSC/ASR system regulation is activated  
in the event of a loss of grip or trajectory.  
Fixed.  
The DSC/ASR system has a fault.  
Carry out (3).  
Fixed.  
The system is deactivated.  
Fixed.  
The system has a fault.  
Carry out (3).  
Fixed, accompanied by the display of the  
message "Driving Assistance Sensor  
blind: Clean sensor ".  
The sensor is masked.  
Stop as soon as it is safe to do so and switch off  
the ignition.  
Hill start assist  
Fixed, accompanied by the  
message "Anti roll-back system  
fault".  
Carry out (3).  
Airbags  
The system has a fault.  
Carry out (3).  
Fixed, associated with the Service  
warning lamp and accompanied  
by the display of a message.  
One of the airbags or seat belt pyrotechnic  
pretensioners is faulty.  
Under-inflation  
Clean the front camera.  
Fixed, accompanied by an audible signal  
and a message.  
Anti-lock braking system (ABS)  
Fixed.  
Carry out (3).  
The pressure in one or more tyres is too low.  
The anti-lock braking system has a fault.  
15  
Dashboard instruments  
Front passenger airbag (ON)  
Fixed.  
The front passenger airbag is activated.  
The control is set to the "ON" position.  
In this case, do not install a "rearward facing"  
child seat on the front passenger seat - risk of  
serious injury!  
For more information, refer to the Driving  
section.  
Flashing then fixed, accompanied by a  
message.  
The system has a fault.  
Carry out (3).  
Flashing temporarily.  
STOP mode is momentarily unavailable  
or START mode is automatically triggered.  
For more information, refer to the Driving  
section.  
Vehicle ready to drive (Electric)  
Fixed, accompanied by an audible signal  
when it comes on.  
The vehicle is ready to drive and the thermal  
comfort systems are available.  
The indicator lamp goes out upon reaching a  
speed of approximately 3 mph (5 km/h) and  
lights up again when the vehicle stops moving.  
The lamp will go out when you switch off the  
motor and exit the vehicle.  
e-Auto mode (Hybrid)  
Front passenger airbag (OFF)  
Fixed.  
The front passenger airbag is  
deactivated.  
The control is set to the “OFF” position.  
A "rearward facing" child seat can be installed,  
unless there is a fault with the airbags (Airbags  
warning lamp on).  
Fixed, accompanied by the display of a  
message.  
The e-Auto mode has been deactivated  
manually.  
The petrol engine will not switch off at the next  
release of the accelerator pedal or at the next  
traffic stop.  
Reactivate the mode via the instrument panel,  
using the steering-mounted controls.  
Stop & Start (Petrol)  
Automatic wiping  
Fixed.  
Automatic windscreen wiping is  
activated.  
Fixed, accompanied by the display of a  
message.  
Automatic headlamp dipping  
Fixed, accompanied by an audible signal  
and a message.  
A function or camera malfunction is detected.  
Carry out (2).  
The Stop & Start system has been deactivated  
manually.  
The engine will not switch off at the next traffic  
stop.  
Reactivate the system via the instrument panel,  
using the steering-mounted controls.  
Fixed.  
The Stop & Start system has been  
deactivated automatically.  
The engine will not switch off at the next traffic  
stop, if the exterior temperature is:  
– below 0°C.  
Direction indicators  
Flashing with audible signal.  
The direction indicators are on.  
Rear foglamp  
Fixed.  
Daytime running lamps/Sidelamps  
Fixed.  
With adequate ambient light, the  
daytime running lamps are on.  
With inadequate ambient light, the sidelamps  
are on.  
The lamp is on.  
Green warning/indicator lamps  
Stop & Start (Petrol)  
Fixed.  
When the vehicle stops, the Stop & Start  
system puts the engine into STOP mode.  
Front foglamps  
Fixed.  
– above +35°C.  
The front foglamps are on.  
16  
Dashboard instruments  
Automatic headlamp dipping  
Pedestrian horn (Hybrid or Electric)  
Fixed.  
Horn fault detected.  
Carry out (3).  
Indicators  
1
Fixed.  
The function has been activated  
via the instrument panel menu, using the  
steering-mounted controls.  
The lighting control stalk ring is in the “AUTO”  
position.  
For more information, refer to the Lighting and  
visibility section.  
Coolant temperature  
indicator  
Door(s) open  
Fixed, associated with a message  
identifying the access.  
A door or the tailgate is not properly closed  
(speed less than 6 mph (10 km/h)).  
Fixed, associated with a message  
identifying the access, accompanied by  
an audible signal.  
Dipped beam headlamps  
Fixed.  
With the engine running:  
The lamps are on.  
– In zone A, the temperature is correct.  
– In zone B, the temperature is too high. The  
associated warning lamp and the STOP warning  
lamp light up in red on the instrument panel,  
accompanied by the display of a message and  
an audible signal.  
You must stop the vehicle as soon as it is safe  
to do so.  
Wait a few minutes before switching off the  
engine.  
A door or the tailgate is not properly closed  
(speed above 6 mph (10 km/h)).  
Blue warning/indicator lamps  
Main beam headlamps  
Fixed.  
Lane departure warning  
Flashing, accompanied by an audible  
signal.  
A lane marking has been crossed on the left or  
right.  
Turn the steering wheel in the opposite  
direction to return to the correct trajectory.  
For more information, refer to the Driving  
section.  
The lamps are on.  
Black/white warning lamps  
Foot on the clutch (Petrol)  
Fixed.  
Stop & Start: the change to START mode  
is rejected because the clutch pedal is not fully  
depressed.  
After switching off the ignition,  
carefully open the bonnet and check  
the coolant level.  
Fixed, accompanied by an onscreen  
message.  
The system has a fault.  
Fully depress the clutch pedal.  
Foot on the brake (Hybrid or Electric)  
Fixed.  
Insufficient or no pressure on the brake  
pedal.  
With the engine running, before releasing the  
parking brake, to move out of mode P on an  
automatic gearbox or a drive selector.  
Stay alert and drive carefully, then carry out (3).  
For more information on Checking  
levels, refer to the corresponding  
section.  
17  

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Dashboard instruments
Instrument panels Indicators Distance recorders Configuration menu Trip computer Lighting dimmer Privacy Settings Smartphone Station 10-inch touch screen Remotely operable additional functions (Electric)

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