2010.5 Citroen DS4 warning

39Monitoring
Visual indicators which inform the driver of the occurrence of a fault (warning lamp) or of the operation of a system (operation or deactivation indicator lamp).
Warning and indicator lamps
When the ignition is switched on
Cer tain warning lamps come on for a few seconds when the ignition is switched on. When the engine is star ted, these warning lamps should go off. If they remain on, before moving off, refer to the information on the warning lamp in question.
Associated warnings
The illumination, fixed or flashing, of cer tain warning lamps may be accompanied by an audible signal and a message in the multifunction screen or in the central colour screen associated with the satellite navigation system.

When the engine is running or the vehicle is being driven, the illumination of one of the following warning lamps indicates a fault which requires action on the par t of the driver. The warning comes on in the instrument panel or appears in the central colour screen associated with the satellite navigation system.
If your vehicle has a screen, a warning lamp coming on is always accompanied by the display of an additional message, to assist you in identifying the problem. If you encounter any problems, do not hesitate to co ntact a CITROËN dealer or a qualified workshop.
Warning lampis onCauseAction/Obser vations
STOP fixed, alone or associated with another warning lamp, accompanied by an audible signal and a message in the screen.
Illumination of this warning lamp is associated with a serious braking system, power steering, engine lubrication or cooling system fault or a punctured tyre.
Stop as soon as it is safe to do so as there is a risk that the engine will cut out while driving. Park, switch off the ignition and contact a CITROËN dealer or a qualified workshop.
Maximum coolant temperature fixed red. The temperature of the cooling system is too high. Stop as soon as it is safe to do so. Wait until the engine has cooled down before toppin g up the level, if necessary. If the problem persists, contact a CITROËN dealer or
qualified workshop.
Engine oil pressure fixed. There is a fault with the engine lubrication system. You must stop as soon it is safe to do so. Park, switch off the ignition and contact a CITROËN dealer or a qualified workshop.

41Monitoring
Warning lampis onCauseAction/Obser vations
Batter y charge fixed. The battery charging circuit has a fault (dir ty or loose terminals, slack or cut alternator belt, ...).
The warning lamp should go off when the engine is star ted. If it does not go off, contact a CITROËN dealer or a qualified workshop.
Braking
fixed, associated with the STOP warning lamp.
The braking system fluid level has dropped significantly. You must stop as soon as it is safe to do so. Top up with brake fluid recommended by CITROËN. If the problem persists, have the system checked by a CITROËN dealer or a qualified workshop.
+
fixed, associated with the electric parking brake fault warning lamp, if the parking brake is released.
The braking system has a fault. You must stop as soon as it is safe to do so. Park, switch off the ignition and contact a CITROËN dealer or a qualified workshop.
+
fixed, associated with the STOP and ABS warning lamps.
The electronic brake force distribution (EBFD) system has a fault. You must stop as soon as it is safe to do so. Have it checked by a CITROËN dealer or a qualified workshop.

Warning lampis onCauseAction/Obser vations
Electric parking brake flashing. The application or release of the electric parking brake was interrupted. You must stop as soon as it is safe to do so. Park on level ground, switch off the ignition and contact a CITROËN dealer or a qualified workshop.
+
Electric parking brake fault fixed. The electric parking brake has a fault. Automatic application/release is no longer possible. Contact a CITROËN dealer or a qualified workshop without delay. The parking brake can be released manually using th e emergency release procedure. For more information on the electric parking brake, refer to the "Driving" section.
Door(s) open
fixed if the speed is below 6 mph (10 km/h).
A door or the boot is still open. Close the door or boot. fixed and accompanied by an audible signal if the speed is above 6 mph (10 km/h).
* According to country.
Seat belt not fastened/unfastened *
fixed, then flashing, accompanied by an increasing audible signal.
The driver or front passenger has not buckled or has unbuckled their seat belt. Pull on the belt in question and inser t the tongue in the buckle. This warning repeats the seat belt information given by the roof console warning lamps. At least one rear passenger has unbuckled their seat belt.

43Monitoring
Ser vice
temporarily, accompanied by a message.
A minor fault has occurred for which there is no specific warning lamp. Identify the fault by reading the message shown on the screen, such as, for example: - the opening of the doors, boot or bonnet, - the engine oil level, - the remote control battery,
- the tyre pressures, - saturation of the par ticle emission filter on Diesel vehicles (see "Checks - § Checks/Par ticle emissions filter"). For any other faults, contact a CITROËN dealer or a qualified workshop.
fixed, accompanied by a message and an audible signal.
A major fault has occurred for which there is no specific warning lamp. Identify the fault by reading the message shown on the screen and contact a CITROËN dealer or a qualified workshop.
Warning lampis onCauseAction/Obser vations
Par ticle emissions filter (Diesel)
fixed, accompanied by an audible signal
message on the risk of blockage of the par ticle emissions filter.
This indicates that the par ticle emissions filter is star ting to become
saturated.
As soon as driving conditions allow, regenerate the filter by driving at a speed of at least 35 mph (60 km/h)
until the warning lamp goes off.
fixed, accompanied by an audible signal and and a message that the
particle emissions filter additive level is too low.
This indicates the low level of the additive reser voir. Have the reser voir topped up as soon as possible by a CITROËN dealer or a qualified workshop.

Warning lampis onCauseAction/Obser vations
Anti-lock Braking System (ABS) fixed. The anti-lock braking system has a fault. The vehicle retains conventional braking. Drive carefully at reduced speed and contact a CITROËN dealer or a qualified workshop without delay.
Dynamic stability control (ESP/ASR)
flashing. The ESP/ASR regulation is active. The system optimises traction and improves the directional stability of the vehicle.
fixed. Unless it has been deactivated (button pressed and its indicator lamp on), the ESP/ASR or hill star t assist system has a fault.
Have it checked by a CITROËN dealer or a qualified workshop.
Low fuel level fixed with the two last bars flashing. When it first comes on there remains approximately 6 litres of fuel in the tank.
You must refuel as soon as possible to avoid running out of fuel. This warning lamp will come on every time the ignition is switched on, until a sufficient addition of fuel is made. Fuel tank capacity: approximately 60 litres. Never continue to drive until you run out of fuel a s this could damage the emission control and injection systems.
Engine autodiagnosis system
fixed. The emission control system has a fault. The warning lamp should go off when the engine is started. If it does not go off, contact a CITROËN dealer or qualified workshop without delay.
flashing. The engine management system has a fault. Risk of destruction of the catalytic conver ter. Have it checked by a CITROËN dealer or a qualified workshop.

Monitoring
Power steering fixed. The power steering has a fault. Drive carefully at reduced speed. Have it checked by a CITROËN dealer or a qualified workshop.
Under-inflated tyre fixed. The pressure in one or more wheels is too low. Check the pressure of the tyres as soon as possible. This check should preferably be carried out when the tyres are cold.
Directional headlamps flashing. The directional headlamps system has a fault. Have it checked by a CITROËN dealer or a qualified workshop.
Warning lampis onCauseAction/Obser vations
Foot on the brake pedal
fixed. The brake pedal is not pressed. With the 6 -speed electronic gearbox system, press the brake pedal to star t the engine (lever in position N ). If you wish to release the parking brake without pressing the brake pedal, this warning lamp will remain on.
flashing. With the 6 -speed electronic gearbox system, if you hold the vehicle on an incline using the accelerator for too long, the clutch overheats.
Use the brake pedal and/or the electric parking brak e.
Airbags
temporarily. This lamp comes on for a few seconds when you turn on the ignition, then goes off.
This lamp should go off when the engine is star ted. If it does not go off, contact a CITROËN dealer or a qualified workshop.
fixed. One of the airbag or seat belt pretensioner systems has a fault. Have it checked by a CITROËN dealer or a qualified workshop.

39Monitoring
Visual indicators which inform the driver of the occurrence of a fault (warning lamp) or of the operation of a system (operation or deactivation indicator lamp).
Warning and indicator lamps
When the ignition is switched on
Cer tain warning lamps come on for a few seconds when the ignition is switched on. When the engine is star ted, these warning lamps should go off. If they remain on, before moving off, refer to the information on the warning lamp in question.
Associated warnings
The illumination, fixed or flashing, of cer tain warning lamps may be accompanied by an audible signal and a message in the multifunction screen or in the central colour screen associated with the satellite navigation system.