check engine light RENAULT DUSTER 2016 User Guide

4.8
LEVELS (1/3)
Brake fluid level
This should be checked frequently,
and immediately if you notice even the
slightest loss in braking efficiency.
The level should be read with the engine
switched off and on level ground. Level
It is normal for the level to drop as the
brake shoes become worn, but it must
never drop lower than the
“MINI” warn-
ing line shown on brake fluid reser-
voir 1.
If you wish to check the disc and drum
wear yourself, you should obtain the
document explaining the checking pro-
cedure from the manufacturer’s net-
work or web site. Topping up
After any operation on the hydraulic cir-
cuit, a specialist must replace the fluid.
Only use fluids approved by our
Technical Department (and taken from
a sealed container).
Replacement intervals
Refer to the Maintenance Document for
your vehicle.
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.
Consult your approved dealer at
once if you notice an abnormal or
repeated drop in any of the fluid
levels.
1
Deactivate the Stop and
Start function for any opera-
tion performed in the engine
compartment.

5.46
OPERATING FAULTS (2/5)
On the roadPOSSIBLE CAUSES WHAT TO DO
Vibrations. Tyres not inflated to correct pres-
sures, incorrectly balanced or
damaged. Check the tyre pressures; if this is not the cause, have
their condition checked by an approved dealer.
Coolant boiling in the coolant
reservoir. Mechanical fault: cylinder head
gasket damaged, faulty coolant
pump. Stop the engine.
Contact an approved dealer.
Engine cooling fan not working. Contact an approved dealer.
Smoke under the bonnet. Short circuit or cooling system
leak. Stop, switch off the ignition, move away from the vehi-
cle and contact an approved dealer.
The oil pressure warning light
comes on: on a bend or under braking The engine oil level is too low. Top up the engine oil level (refer to the information on “Engine oil level: topping up/filling” in Section 4).
at idle speed Low oil pressure. Go to your nearest approved dealer.
The oil pressure warning
light takes a long time to
go out or remains lit during
acceleration. Loss of oil pressure.
Stop the vehicle: contact an approved dealer.

5.48
OPERATING FAULTS (4/5)
Radiator: If there is a significant lack of coolant, remember that it must never b\
e topped up using cold coolant while
the engine is very warm. After any procedure on the vehicle which has involved even partial drain\
ing of the cooling
system, it must be refilled with a new mixture prepared in the correct p\
roportions. Reminder: only products approved
by the Technical Department may be used for this purpose.
On the road POSSIBLE CAUSES WHAT TO DO
Whistling Roof aerial poorly positioned. Position the aerial.
The engine overheats. The coolant
temperature indicator light comes
on. Engine cooling fan not working. Stop the vehicle, switch off the engine and
contact an approved dealer.
Coolant leaks. Stop the vehicle, switch off the engine and
check the coolant reservoir: it should con-
tain fluid. If there is no coolant, consult an
approved dealer as soon as possible.
The oil change warning light remains
lit after an oil change. Warning not reset after oil change.
Reset the warning after changing the oil;
refer to the information in the paragraph on
the “On-board computer” in Section 1.