2012 RENAULT LAGUNA COUPE bonnet

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1.43
ENG_UD29754_2
Poste de conduite direction à gauche (X91 - D91 - Renault)
ENG_NU_939-3_D91_Renault_1
dRIvINg pOsITION: LEfT -HANd dRIvE (2/2)
1 Side air vent.
2 Side window demister outlet.
3 Stalk for:
– direction indicator lights;
– exterior lights;
– rear fog light.
4 Instrument panel.
5 Driver’s air bag and horn location.
6 – windscreen wiper/washer stalk;
– On-board computer information
read-out control and vehicle set -
tings customisation menu.
7 Centre air vents.
8 Heating and ventilation controls.
The equipment fitted, described below, dEpENds ON THE vERsION ANd cOUNTRY.
19 Cruise control/speed limiter control.
20 Control for some multimedia equip -
ment.
21 Hazard warning lights switch.
22 E n g i n e s t a r t / s t o p b u t t o n a n d
RENAULT card reader.
23 Radio remote control.
24 Control for adjusting steering wheel
height and reach.
25 Cruise control/speed limiter controls.
26 Bonnet release.
27 Controls for:
– headlight beam height remote ad-
justment;
– lighting rheostat for control instru-
ments;
– activation/deactivation of the trac-
tion control;
– activation/deactivation of the
function Stop and Start.
9
– Display of time, temperature,
radio information, navigation
system information, etc.
– Driver and front passenger seat
belt unfastened and passenger
airbag deactivated warning lights.
10 Location for passenger air bag.
11 Side window demister outlet.
12 Side air vent.
13 Glove box.
14 Central opening element locking/un -
locking switch.
15 Control panel for the radio and some
navigation systems.
16 Storage compartment/accessories
socket or ashtray/cigar lighter.
17 Gear lever.
18 Assisted parking brake control.

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1.45
ENG_UD29755_2
Poste de conduite direction à droite (X91 - D91 - Renault)
ENG_NU_939-3_D91_Renault_1
dRIvINg pOsITION: RIgHT -HANd dRIvE (2/2)
The equipment fitted, described below, dEpENds ON THE vERsION ANd cOUNTRY.
1 Side air vent.
2 Side window demister outlet.
3 Location for passenger air bag.
4 – Display (depending on the vehi -
cle) of time, temperature, radio
information, navigation system in-
formation, etc.
– Driver and front passenger seat
belt unfastened and passenger
airbag deactivated warning lights.
5 Heating and ventilation controls.
6 Centre air vents.
7 Stalk for:
– direction indicator lights;
– exterior lights;
– rear fog light.
8 Instrument panel.
9 Location for driver ’s air bag and
horn.
17 E n g i n e s t a r t / s t o p c o n t r o l a n d
RENAULT card reader.
18 Central door locking/unlocking con -
trols.
19 Storage compartment, accesso -
ries socket or ashtray and cigarette
lighter.
20 Control for some multimedia equip -
ment.
21 Assisted parking brake control.
22 Cruise control/speed limiter control.
23 Gear lever.
24 Control panel for radio and certain
navigation systems.
25 Hazard warning lights switch.
26 Glove box.
27 Bonnet release.
10
– windscreen wiper/washer stalk;
– On-board computer information
read-out control and vehicle set -
tings customisation menu.
11 Side window demister outlet.
12 Side air vent.
13 Controls for:
– headlight beam height remote ad-
justment;
– lighting rheostat for control instru-
ments;
– activation/deactivation of the trac-
tion control;
– activation/deactivation of the
function Stop and Start.
14 Radio remote control.
15 Cruise control/speed limiter controls.
16 Control for adjusting steering wheel
height and reach.

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2.7
ENG_UD28949_4
Fonction Stop and Start (X91 - B91 - K91 - D91 - Renault)
ENG_NU_939-3_D91_Renault_2
StoP aND StaRt function (2/3)
Special cases
– While the system is operating, and
the engine is stopped (traffic jam,
traffic lights, etc.), if the driver gets
out of their seat or unfastens their
seat belt and opens the driver ’s
door, the ignition will be switched off
and, depending on the vehicle, the
electronic parking brake will be ac -
tivated automatically. To restart and
reactivate the Stop and Start system,
press the start button (please see
“Starting, stopping the engine”).
– In the event of the engine stalling,
if the system is operational, press
down the clutch pedal as far as it will
go to restart.
Deactivate the Stop and
Start function for any opera -
tion performed in the engine
compartment.
Conditions preventing the
standby of the engine
Certain conditions prevent the system
from using the engine standby function,
including when:
– reverse gear is engaged;
– the bonnet is not locked;
– the driver’s door is not closed;
– the driver’s seatbelt is not fastened;
– the outdoor temperature is too low or
too high (less than around 0 °C or
higher than around 30 °C);
– the battery is not sufficiently charged;
– the difference between the vehicle
interior temperature and the auto -
matic climate control instruction is
too high; –
the “Clear View” function is activated
(please see “Automatic Climate
Control” in Section 3);
– the engine coolant temperature is
too low;
– automatic particle filter cleaning is
underway;
or
– ...
To fill up with fuel, the engine must
be stopped (and not on standby):
always stop the engine by pressing
the engine stop button (please see
“Starting, stopping the engine)”.

4.1
ENG_UD29930_4
Sommaire 4 (X91 - D91 - Renault)
ENG_NU_939-3_D91_Renault_4
Section 4: Maintenance
Bonnet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.2
Engine oil level: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.4
general information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.4
Engine oil level: topping up, filling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.6
Engine oil change . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.7
Levels: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.8
engine coolant . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.8
brake fluid . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.9
windscreen/headlight washer reservoir . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.10
Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.10
Tyre pressure. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.11
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.12
Bodywork maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.14
Interior trim maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4.16

bonnet................................................... (up to the end of the DU)
maintenance: mechanical ...................................... (up to the end of the DU)
4.2
ENG_UD29099_2
Capot moteur (X91 - D91 - Renault)
ENG_NU_939-3_D91_Renault_4
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Bonnet
Opening the bonnet
Lift the bonnet and release stay 4 from
its holder 5 . For your own safety, it is
very important to fix the stay into re -
tainer 3 in the bonnet.
To open, pull handle
1 located on the
left-hand side of the dashboard.
BOnnet (1/2)
1
2
A
In the event of even a slight
impact involving the radia -
tor grille or bonnet, have
the bonnet lock checked by
an approved dealer as soon as pos-
sible.The engine may be hot
when carrying out opera -
tions in close proximity. In
addition, the engine cooling
fan can come on at any moment.
Risk of injury.
3
4
5
Unlocking the bonnet catch
To unlock, lift tab 2 (hook A will release
the bonnet).
Deactivate the Stop and
Start function for any opera -
tion performed in the engine
compartment.

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4.3
ENG_UD29099_2
Capot moteur (X91 - D91 - Renault)
ENG_NU_939-3_D91_Renault_4
Closing the bonnet
Check that nothing has been left in the
engine compartment.
To close the bonnet, replace stay 4
back into its holder 5, hold the bonnet in
the middle and lower it to 30 cm above
the closed position, then release it. It
will latch automatically under its own
weight.
3
4
5
Ensure that the bonnet is
properly locked.
Check that nothing is pre -
venting the catch from lock-
ing (gravel, cloth, etc.).
BOnnet (2/2)
After carrying out any work
in the engine compart -
ment, check that nothing
has been left behind (cloth,
tools, etc.).
These may damage the engine or
cause a fire.

wiper blades ......................................... (up to the end of the DU)
wipers blades ............................................. (up to the end of the DU)
5.25
ENG_UD4848_1
Balais d’essuie-vitres (X91 - D91 - Renault)
ENG_NU_939-3_D91_Renault_5
Wipers (replacing blades)
WInDScreen WIPer BLADeS
replacing windscreen wiper
blades 1
With the ignition on and engine
switched off, lower the windscreen
wiper stalk completely: they stop
slightly away from the bonnet.
Lift wiper arm 3 , pull tab 2 (move -
ment A) and push the blade upwards.
t o refit
Slide the blade along the arm until it
clips on. Make sure that the blade is
correctly locked in position. Return the
windscreen wiper stalk to the park po-
sition.– In frosty weather, make
sure that the wiper blades
are not stuck by ice (to
avoid the risk of the motor
overheating).
– Check the condition of the wiper
blades.
Replace the wiper blades as soon
as they begin to lose efficiency
(approximately once a year).
Whilst changing the blade, take care
not to drop the arm onto the window
after it has been removed as this
may break the window.
1
2
3
Check the condition of the wiper
blades. You are responsible for their
service life:
– clean the blades and the wind -
screen regularly with soapy
water;
– do not use them when the wind -
screen is dry;
– free them from the windscreen
when they have not been used
for a long time.
A

5.30
ENG_UD28899_2
Anomalies de fonctionnement (X91 - B91 - K91 - D91 - X95 - B95 - D95 - \
K95 - J95 - R95 - X98 - Renault)
ENG_NU_939-3_D91_Renault_5
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OPerA tInG FAuL tS (3/5)
On the road POSSIBLe cAuSeSWHAt tO DO
Vibrations. Tyres not inflated to correct pres-
sures, incorrectly balanced or dam -
aged. Check the tyre pressures: if this is not the
problem, have them checked by an ap
-
proved Dealer.
White smoke from the exhaust. This is not necessarily a fault. Smoke
may be caused by regeneration of the
particle filter.Please refer to the information on “Special
features of diesel versions” in Section 2.
Smoke under the bonnet. Short-circuit or cooling system leak.Stop, switch off the ignition, stand away
from the vehicle and contact an approved
dealer.
The oil pressure warning light comes
on: while cornering or braking The level is too low. Top up the engine oil (refer to the informa-
tion on “Engine oil level – Topping up/refill-
ing” in Section 4).
is slow to go out or remains lit
under acceleration Loss of oil pressure.
Stop the vehicle and contact an approved
Dealer.