engine Citroen C4 CACTUS RHD 2014 1.G User Guide
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Warning lamps
When the engine is running or the vehicle is being driven, illumination of one of the following warning lamps indicates a fault which requires action on 
the part of the driver.
Any fault resulting in the illumination of a warning lamp must be investigated further using the associated message.
If you encounter any problems, contact a CITROËN dealer or a qualified workshop.STOP fixed, associated with 
another warning lamp, 
accompanied by an 
audible signal and a 
message. Illumination of this warning lamp is 
related to a serious fault detected 
with the braking or power steering 
systems, the electrical system, or 
with engine lubrication or cooling or 
a puncture. Stop as soon as it is safe to do so as the engine may 
cut out.
Park, switch off the ignition and call a CITROËN 
dealer or a qualified workshop.
Warning / indicator lamp
StateCause Action / Observations
Service on temporarily. A minor fault has occurred for which 
there is no specific warning lamp. Identify the fault by means of the associated message, 
such as:
-
 
o
 pening of a door, the boot or bonnet,
-
 
l
 ow engine oil level,
-
 
l
 ow screenwash fluid level,
-
 
d
 ischarged remote control battery,
-
 
l
 ow tyre pressures,
-
 
s
 aturation of the particle filter (FAP) on Diesel 
vehicles.
For more information on the FAP, refer to the 
"Checks
  - particle filter" section.
For any other faults, contact a CITROËN dealer or a 
qualified workshop.
fixed. A major fault has occurred for which 
there is no specific warning lamp. Identify the fault by reading the message and contact 
a CITROËN dealer or a qualified workshop. 
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Warning / indicator lampStateCause Action / Observations
Engine 
autodiagnosis 
system flashing.
The engine management system has 
a fault. Risk of destruction of the catalytic converter.
Have it checked by a CITROËN dealer or a qualified 
workshop.
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.
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 
d e l ay.
Dynamic 
stability control  
(DSC/ASR) flashing.
The DSC/ASR regulation is 
operating. The system optimises traction and improves the 
directional stability of the vehicle in the event of loss of 
grip or trajectory.
fixed. The DSC/ASR system has a fault. Have it checked by a CITROËN dealer or a qualified 
workshop.
Braking
fixed. The brake fluid level has dropped 
significantly. You must stop as soon as it is safe to do so.
Top up with brake fluid listed by CITROËN.
If the problem persists, have the system checked by a 
CITROËN dealer or a qualified workshop.
+ fixed, associated 
with the ABS warning 
lamp.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.
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Warning / indicator lampStateCause Action / Observations
AdBlue
® additive  
( BlueHDi  Diesel) 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 350 miles (600 km) and 
1500 miles (2400 km).
Have the AdBlue® additive topped up as soon as 
possible: go to a dealer CITROËN or a qualified 
workshop, or carry out this operation yourself by 
referring to the corresponding section.
+ flashing associated with 
the SERVICE warning 
lamp, accompanied by 
an audible signal and a 
message indicating the 
remaining driving range.The remaining driving range is 
between 0 and 375 miles (600 km).
You must top-up the AdBlue
® additive tank to avoid 
a breakdown : go to a dealer CITROËN or a qualified 
workshop, or carry out this operation yourself by 
referring to the corresponding section.
flashing, associated 
with the SERVICE 
warning lamp, 
accompanied by an 
audible signal and a 
message indicating that 
starting is prevented. The AdBlue
® tank is empty: the 
starting inhibition system required 
by legislation prevents starting of the 
engine. To be able to start the engine, you must top-up the 
AdBlue® additive tank: go to a dealer CITROËN or a 
qualified workshop, or carry out this operation yourself 
by referring to the corresponding section.
It is essential  to add at least 3.8 litres of AdBlue
® to 
the tank. 
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Warning / indicator lampStateCause Action / Observations
+  
+ SCR emissions 
control system
 
( BlueHDi  Diesel) fixed, on switching on 
the ignition, associated 
with the SERVICE 
and engine diagnostic 
warning lamps, 
accompanied by an 
audible signal and a 
message indicating an 
emissions control fault. 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 
SERVICE and engine 
diagnostic warning 
lamps, accompanied by 
an audible signal and a 
message indicating the 
remaining driving range. The remaining driving range is 
between 0 and 650 miles (1 100 km).
Contact a CITROËN dealer or a qualified workshop 
without delay
, to avoid a breakdown .
flashing, on switching 
on the ignition, 
associated with the 
SERVICE and engine 
diagnostic warning 
lamps, accompanied by 
an audible signal and a 
message indicating that 
starting is prevented. You have exceeded the authorised 
driving limit: the starting inhibition 
system prevents starting of the 
engine.
To be able to start the engine, you must
 call on a 
CITROËN dealer or a qualified workshop.
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Low fuel levelfixed, accompanied by 
an audible signal and 
a message. When it first comes on there remains 
approximately 5 litres of fuel
 in the 
tank.
You are then using the fuel reserve. You must refuel as soon as possible to avoid running 
out of fuel.
Until sufficient fuel is added, this warning lamp will 
come on every time the ignition is switched on, 
accompanied by an audible signal and a message.
This audible signal and message are repeated with 
increasing frequency as the drops towards "0".
Fuel tank capacity:
-
 
Pe
 trol: approximately 50 litres.
-
 
D
 iesel: approximately 45 or 50 litres (depending 
on version).
Never continue to drive until you run out of fuel as 
this could damage the emission control and injection 
systems.
Seat belt(s) 
not fastened / 
unfastened fixed
or flashing 
accompanied by an 
audible signal. A seat belt has not been fastened or 
has been unfastened.
Pull the strap then insert the tongue in the buckle.
Airbags on 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 started.
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.
Warning / indicator lamp
StateCause Action / Observations 
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Engine oil 
pressurefixed.
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.
Battery charge
fixed. The battery charging circuit has a 
fault (dirty or loose terminals, slack or 
cut alternator belt, ...). The warning lamp should go off when the engine is 
started.
If it does not go off, contact a CITROËN dealer or a 
qualified workshop.
Maximum 
coolant 
temperature fixed.
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 topping 
up the level, if necessary.
If the problem persists, contact a CITROËN dealer or 
qualified workshop.
Warning / indicator lamp
StateCause Action / Observations
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Under-inflationfixed, accompanied by 
an audible signal and 
a message. 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.
You must reinitialise the system after the adjustment 
of one or more tyre pressures and after changing one 
or more wheels.
For more information, refer to the "Under-inflation 
detection" section.
+ flashing then fixed, 
accompanied by the 
Service warning lamp.The system has fault: the tyre 
pressures are no longer monitored.
Check the tyre pressures as soon as possible.
have the system checked by a CITROËN dealer or a 
qualified workshop.
Foot on the 
brake pedal flashing, accompanied 
by an audible signal 
and a message, and 
associated with the 
"Foot on the brake" 
warning flashing in the 
control panel for the 
electronic gearbox. The brake pedal is not pressed when 
starting the engine, with an electronic 
gearbox.
With an electronic gearbox, press the brake pedal to 
start the engine.
If you wish to release the parking brake without 
pressing the brake pedal, this warning lamp will 
remain on.
flashing. With an electronic gearbox, if you 
hold the vehicle on an incline using 
the accelerator for too long, the 
clutch overheats. Use the brake pedal and/or the parking brake.
Warning / indicator lamp
StateCause Action / Observations 
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Service indicator
System which informs the driver when the 
next service is due, in accordance with the 
manufacturer's servicing schedule.
More than 1 800 miles (3 000 km) 
remain before the next service is due
When the ignition is switched on, no service 
information appears in the screen.
Between 600 miles (1 000 km) and 1 800 miles  
(3 000 km) remain before the next service is due
For 5 seconds after the ignition is switched on, 
the spanner symbolising the service operations 
comes on. The distance recorder display line 
indicates the distance remaining before the 
next service is due.
Example:  1 700 miles (2 800 km) remain 
before the next service is due.
For 5 seconds after the ignition is switched on, 
the screen indicates:
5 seconds after the ignition is switched on, 
the spanner goes off ; the distance recorder 
resumes its normal operation. The screen then 
indicates the total distance.
Indicators
The point at which the next service is due is 
calculated from the last indicator zero reset, 
depending on the distance travelled and the 
time elapsed since the last service.
For BlueHDi Diesel versions, the 
degree of deterioration of the engine oil 
is also taken into account (depending 
on the country of sale).
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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 180 miles 
(3 0 0 k m).
For 5 seconds after the ignition is switched on, the 
screen indicates:
For BlueHDi Diesel versions, this alert 
may also be accompanied by the fixed 
illumination of the "SERVICE" warning 
lamp when the ignition is on.
5 seconds after the ignition is switched on, 
the distance recorder resumes its normal 
operation. The spanner remains on
.The distance remaining may be 
weighted by the time factor, depending 
on the driving conditions.
Therefore, the spanner may also come 
on if you have exceeded the period 
since the last service, indicated in the 
maintenance and warranty guide.
Less than 600 miles (1 000 km) 
remain before the next service is due
Example:
 560 miles (900 km) remain before 
the next service is due.
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  to 
indicate that a service must be carried out 
soon. For BlueHDi Diesel versions, the 
spanner may also be brought on earlier 
than expected, depending on the 
degree of deterioration of the engine oil 
(depending on the country of sale).
The rate of deterioration of the engine 
oil depends on the driving conditions in 
which the vehicle is used. 
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Engine oil level  
indicator
(depending on version)
System which informs the driver whether the 
engine oil level is correct or not.
This information is indicated for a few seconds 
when the ignition is switched on, after the 
service 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
This is indicated by a message in the 
instrument panel.
Oil level incorrect
This is indicated by a message in the 
instrument panel.
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.
Oil level indicator fault
This is indicated by a message in the 
instrument panel. Contact a CITROËN dealer 
or a qualified workshop.
Refer to the "Checks" section. 
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