2008.5 Citroen NEMO check engine

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READY TO SET OFF
Instruments and controls
WARNING LIGHTS Each time the engine is started: a series of warni ng lights comes on applying a self-checking test. T hey switch off almost immediately.
When the engine is running: the warning light becom es a warning sign if it remains on continuously or flashes. This initial warning may be
accompanied by an audible signal and a message on t he display. "Do not ignore these warnings."
Warning light lightightis indicates Solution - action

Service
on temporarily. minor faults. Consult a CITROËN dealer .
continuously on, accompanied by a message on the display.
major faults. Make a note of the warning message and contact a CITROËN dealer .
Parking brake fluid level
on. that the parking brake is applied or has not been released correctly. Releasing the parking brake switches off the warning light.
on. that the fl uid level is too low. Top up with a fl uid recommended by a CITROËN dealer .
continuously on, even though the level is correct. Stop immediately, park, switch off the ignition and contact a CITROËN dealer .
Low engine oil level
on. that the level of oil in the engine is too low. Check the engine oil level and contact a CITROËN dealer .
continuously on, even though the level is correct. Stop immediately, park, switch off the ignition and contact a CITROËN dealer .
Coolant temperature
on with the needle in the red zone. an abnormal increase in the coolant temperature. Park and switch off the ignition, allow the circuit to cool. Visually check the level.
on H in the red zone. an abnormal increase in the coolant temperature. Refer to the "Levels" section of chapter 7. Consult a CITROËN dealer .

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Instruments and controls
Warning light lightightis indicates Solution - action
Engine oil pressure
on while driving. that the pressure is too low.
Park and switch off the ignition, allow the lubrication circuit to cool in order to check its level. Refer to the "Levels" section of chapter 7.
continuously on, even though the level is correct. a major fault. Contact a CITROËN dealer .
fl ashing, for a few seconds, with a message on the display.
that a service will soon be due. Refer to the list of checks in the servicing booklet then carry out the CITROËN service.
Battery charge
on. a fault in the charging circuit. Check the battery terminals… Refer to the "Battery" section of chapter 7.
continuously on, in spite of the checks. a circuit fault, an ignition or injection malfunction. Contact a CITROËN dealer .
Door open detection
on. that a door is not closed correctly. Check that the cab doors and the rear and side doors are closed. accompanied by a message on the display.
Seat belt not fastened
on then flashes. that the driver has not fastened his seat belt. Pull the strap then insert the tongue in the buckle.
accompanied by an audible signal then remains on.
that the vehicle is moving with the driver ’s seat belt unfastened.
Check that the seat belt is fastened correctly by pulling the strap. Refer to the "Seat belts" sectio n of chapter 5.

1
READY TO SET OFF
Instruments and controls
FUEL GAUGE
The fuel level is tested each time the key is
turned to the "running" position.
The gauge is positioned on:
- F (Full): the capacity of the fuel tank is
approximately 45 litres .
- E (Empty): the reserve is now being
used, the warning light comes on
continuously.
The reserve when the warning first comes
on is approximately 6 litres.
COOLANT TEMPERATURE
The needle is positioned between C
(Cold) and H (Hot): normal operation.
In arduous conditions of use or hot climatic
conditions, the needle may move close to
the red graduations.
-wait for approximately 15 minutes to allow the engine to cool down, then check the level and if necessary top up. The cooling circuit is pressurised. In order to avoid any risk of burns, unscrew the cap 2 turns to release the pressure.
When the pressure has dropped, check the level and remove the cap to top up. If the needle remains in the red zone, contact a CITROËN dealer
EMISSION CONTROL
EOBD (European On Board Diagnosis) is
a diagnostics system which complies with,
among others, the standards concerning
authorised emissions of:
- CO (carbon monoxide),
- HC (unburnt hydrocarbons),
- NOx (nitrogen oxides) or particles
detected by oxygen sensors placed
upstream and downstream of the catalytic
converters.
Refer to the "Levels" section of
chapter 7.
Refer to the "Levels" section of
chapter 7.
Therefore, the driver is warned of
any malfunction of this emission
control system by the flashing of
this specific warning light on the
instrument panel.
What you should do if the needle
enters the red zone, or if the warning
light comes on:
- stop immediately, switch off the ignition.
The fan may continue to operate for
a certain time up to approximately
10 minutes.

28
Instruments and controls
SERVICE INDICATOR
The display on the instrument panel
informs you when the next service is due,
in accordance with the Manufacturer ’s
servicing schedule indicated in the servicing
booklet. This information is determined in
relation to the distance travelled since the
previous service.
You are warned by flashing of the
engine oil pressure warning light
and the displaying of a message
on the instrument panel each time
the vehicle is started.
In this case, your vehicle must be
serviced as soon as possible.
LIGHTING RHEOSTAT
The rheostat is active when the lights are on.
Refer to the list of checks in the
servicing booklet which was given to
you on delivery of the vehicle.
After a few seconds, the display returns to
its usual functions.
Use the + and - controls to
change the brightness of the
instrument panel lighting.

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Accesses
ELECTRONIC IMMOBILISER
All of the keys contain an electronic
immobiliser device.
This device locks the engine supply system.
It is activated automatically when the key is
removed from the ignition.
After the ignition is switched on, a dialogue
is established between the key and the
electronic immobiliser system.
This warning light is switched off
after the ignition is switched on
and the key has been recognised,
the engine can be started.
If the key is not recognised, the engine
cannot be started. Use another key and
have the faulty key checked by a CITROËN
dealer .
Good practice
Do not make any modifications to the
electronic immobiliser system.
Operating the remote control, even when it
is in your pocket, may result in involuntary
unlocking of the doors.
The simultaneous use of other high
frequency equipment (mobile telephones,
domestic alarms…), may interfere with the
operation of the remote control temporarily.
When purchasing a second-hand vehicle:
- ensure that you are given the confidential
card,
- have the keys memorised by a CITROËN
dealer to ensure that the keys in your
possession are the only ones which can
start the vehicle.
Driving with the doors locked may
make access to the passenger
compartment by the emergency services
more difficult in an emergency.
As a safety precaution (with children on
board), remove the key from the ignition when
leaving the vehicle, even for a short time.
ALARM
This provides:
- exterior perimeter protection by means of
detectors on the doors and bonnet and
on the electrical supply,
- interior protection,
- anti-lift protection,
- protection against the unauthorised
insertion of a key in the starter.
The equipment includes a siren.
Activation of the alarm
First ensure that all of the accesses are
closed correctly.
The alarm is activated by pressing
this control, the protection is
active after a few seconds.
While the alarm is monitoring, any
intrusion triggers the siren for approximately
30 seconds, accompanied by lighting of the
direction indicators.
The alarm then returns to monitoring mode.
The alarm is also triggered following an
electrical supply cut-off, when the supply is
restored.

31
1
READY TO SET OFF
Accesses
ELECTRONIC IMMOBILISER
All of the keys contain an electronic
immobiliser device.
This device locks the engine supply system.
It is activated automatically when the key is
removed from the ignition.
After the ignition is switched on, a dialogue
is established between the key and the
electronic immobiliser system.
This warning light is switched off
after the ignition is switched on
and the key has been recognised,
the engine can be started.
If the key is not recognised, the engine
cannot be started. Use another key and
have the faulty key checked by a CITROËN
dealer .
Good practice
Do not make any modifications to the
electronic immobiliser system.
Operating the remote control, even when it
is in your pocket, may result in involuntary
unlocking of the doors.
The simultaneous use of other high
frequency equipment (mobile telephones,
domestic alarms…), may interfere with the
operation of the remote control temporarily.
When purchasing a second-hand vehicle:
- ensure that you are given the confidential
card,
- have the keys memorised by a CITROËN
dealer to ensure that the keys in your
possession are the only ones which can
start the vehicle.
Driving with the doors locked may
make access to the passenger
compartment by the emergency services
more difficult in an emergency.
As a safety precaution (with children on
board), remove the key from the ignition when
leaving the vehicle, even for a short time.
ALARM
This provides:
- exterior perimeter protection by means of
detectors on the doors and bonnet and
on the electrical supply,
- interior protection,
- anti-lift protection,
- protection against the unauthorised
insertion of a key in the starter.
The equipment includes a siren.
Activation of the alarm
First ensure that all of the accesses are
closed correctly.
The alarm is activated by pressing
this control, the protection is
active after a few seconds.
While the alarm is monitoring, any
intrusion triggers the siren for approximately
30 seconds, accompanied by lighting of the
direction indicators.
The alarm then returns to monitoring mode.
The alarm is also triggered following an
electrical supply cut-off, when the supply is
restored.

31
1
READY TO SET OFF
Accesses
ELECTRONIC IMMOBILISER
All of the keys contain an electronic
immobiliser device.
This device locks the engine supply system.
It is activated automatically when the key is
removed from the ignition.
After the ignition is switched on, a dialogue
is established between the key and the
electronic immobiliser system.
This warning light is switched off
after the ignition is switched on
and the key has been recognised,
the engine can be started.
If the key is not recognised, the engine
cannot be started. Use another key and
have the faulty key checked by a CITROËN
dealer .
Good practice
Do not make any modifications to the
electronic immobiliser system.
Operating the remote control, even when it
is in your pocket, may result in involuntary
unlocking of the doors.
The simultaneous use of other high
frequency equipment (mobile telephones,
domestic alarms…), may interfere with the
operation of the remote control temporarily.
When purchasing a second-hand vehicle:
- ensure that you are given the confidential
card,
- have the keys memorised by a CITROËN
dealer to ensure that the keys in your
possession are the only ones which can
start the vehicle.
Driving with the doors locked may
make access to the passenger
compartment by the emergency services
more difficult in an emergency.
As a safety precaution (with children on
board), remove the key from the ignition when
leaving the vehicle, even for a short time.
ALARM
This provides:
- exterior perimeter protection by means of
detectors on the doors and bonnet and
on the electrical supply,
- interior protection,
- anti-lift protection,
- protection against the unauthorised
insertion of a key in the starter.
The equipment includes a siren.
Activation of the alarm
First ensure that all of the accesses are
closed correctly.
The alarm is activated by pressing
this control, the protection is
active after a few seconds.
While the alarm is monitoring, any
intrusion triggers the siren for approximately
30 seconds, accompanied by lighting of the
direction indicators.
The alarm then returns to monitoring mode.
The alarm is also triggered following an
electrical supply cut-off, when the supply is
restored.

31
1
READY TO SET OFF
Accesses
ELECTRONIC IMMOBILISER
All of the keys contain an electronic
immobiliser device.
This device locks the engine supply system.
It is activated automatically when the key is
removed from the ignition.
After the ignition is switched on, a dialogue
is established between the key and the
electronic immobiliser system.
This warning light is switched off
after the ignition is switched on
and the key has been recognised,
the engine can be started.
If the key is not recognised, the engine
cannot be started. Use another key and
have the faulty key checked by a CITROËN
dealer .
Good practice
Do not make any modifications to the
electronic immobiliser system.
Operating the remote control, even when it
is in your pocket, may result in involuntary
unlocking of the doors.
The simultaneous use of other high
frequency equipment (mobile telephones,
domestic alarms…), may interfere with the
operation of the remote control temporarily.
When purchasing a second-hand vehicle:
- ensure that you are given the confidential
card,
- have the keys memorised by a CITROËN
dealer to ensure that the keys in your
possession are the only ones which can
start the vehicle.
Driving with the doors locked may
make access to the passenger
compartment by the emergency services
more difficult in an emergency.
As a safety precaution (with children on
board), remove the key from the ignition when
leaving the vehicle, even for a short time.
ALARM
This provides:
- exterior perimeter protection by means of
detectors on the doors and bonnet and
on the electrical supply,
- interior protection,
- anti-lift protection,
- protection against the unauthorised
insertion of a key in the starter.
The equipment includes a siren.
Activation of the alarm
First ensure that all of the accesses are
closed correctly.
The alarm is activated by pressing
this control, the protection is
active after a few seconds.
While the alarm is monitoring, any
intrusion triggers the siren for approximately
30 seconds, accompanied by lighting of the
direction indicators.
The alarm then returns to monitoring mode.
The alarm is also triggered following an
electrical supply cut-off, when the supply is
restored.