2018 RENAULT MASTER Owners Manual

5.43
On the roadPOSSIBLE CAUSESWHAT TO DO
Vibrations. Tyres not inflated to the correct pres-
sure, incorrectly balanced or dam-
aged. Check the tyre pressures: if this is not the
problem, have them checked by an ap-
proved dealer.
Coolant boiling in the coolant reservoir. Mechanical fault: damaged cylinder
head gasket.Stop the engine.
Contact an approved Dealer.
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.
White smoke from the exhaust. This is not necessarily a fault. Smoke
may be caused by regeneration of
the particle filter. Refer to the information on “Special fea-
tures of diesel versions” in Section 2.
OPERATING FAULTS (2/5)

5.44
On the roadPOSSIBLE CAUSESWHAT TO DO
Steering becomes heavy. Assistance overheating.
Fault with the electric assistance
motor.
Fault in the assistance system. Drive carefully at reduced speed, be aware
of the level of force in the steering wheel
needed to turn the wheels. Consult an ap-
proved dealer
The engine is overheating. The cool-
ant temperature warning light and the
STOP warning light come on. Engine cooling fan not working. Stop the vehicle, switch off the engine and
contact an approved Dealer.
Coolant leaks. Check the coolant reservoir: it should con-
tain fluid. If there is no coolant, consult an
approved Dealer as soon as possible.
OPERATING FAULTS (3/5)
Radiator: If there is a significant lack of coolant, remember that it must
never be 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 prepar\
ed
in the correct proportions. Reminder: only products approved by our Technical
Department may be used for this purpose.

5.45
OPERATING FAULTS (4/5)
Electrical equipmentPOSSIBLE CAUSESWHAT TO DO
The wipers do not work. Wiper blades stuck. Free the blades before using the wipers.
Faulty electrical circuit. Consult an approved dealer.
Fuse damaged. Replace the fuse or have it replaced; refer
to the information on “Fuses” in section 5.
The wiper does not stop. Faulty electrical controls.Consult an approved dealer.
Direction indicators flashing more
quickly. Blown bulb.
See the information on “Headlights: chang-
ing bulbs” or “Rear lights: changing bulbs”
in Section 5.
Fuse damaged. Replace the fuse or have it replaced; refer
to the information on “Fuses” in section 5.
The direction indicators do not work. Faulty electrical circuit. Consult an approved dealer.
Fuse damaged. Replace the fuse or have it replaced; refer
to the information on “Fuses” in section 5.

5.46
Electrical equipmentPOSSIBLE CAUSESWHAT TO DO
The lights do not come on or go off. Faulty electrical circuit or control. Consult an approved dealer.
Fuse damaged.Replace the fuse or have it replaced; refer
to the information on “Fuses” in section 5.
Traces of condensation in the head-
lights or rear lights. Traces of condensation may be a nat-
ural phenomenon caused by varia-
tions in temperature and humidity.
In this situation, these traces soon dis-
appear when the lights are switched
on.
OPERATING FAULTS (5/5)

6.1
Section 6: Technical specifications
Vehicle identification plates . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . . . . . . . . . . . 6.2
Engine specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . . . . . . . . . . . . . . . . 6.5
Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.6
Weights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .\
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.8
Replacement parts and repairs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . . . . . . . . 6.9
Service sheets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6.10
Anticorrosion check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . \
. . . . . . . . . . . . . . . . . . . . . . . . . . 6.16

6.2
VEHICLE IDENTIFICATION PLATES (1/2)
A
A
9
The information shown on the ve-
hicle identification plate should be
quoted on all correspondence or
orders.
Vehicle identification plate A
1 Manufacturer name.
2 EC design number or approval
number.
3 Identification number.
Depending on the vehicle, this
information is also given on
marking B.
4 MAM (Maximum Authorised
Mass).
5 GTW (Gross train weight: vehicle
fully loaded, with trailer).
6 MPAW (Maximim Permissible
Weight) for front axle.
7 MPAW on rear axle.
8 Reserved for related or additional
entries.
9 Diesel exhaust emissions.
10 Paint reference (colour code).
7
8
106
5
4
3
2
1

6.3
VEHICLE IDENTIFICATION PLATES (2/2)
C
To access the vehicle type and chas-
sis number, unclip the covers C using a
flat-blade screwdriver or similar.
B

6.4
ENGINE IDENTIFICATION PLATES
The information on the engine plate
or label A should be quoted on all
your correspondence or orders.
(Location varies depending on engine)
1 Engine type.
2 Engine suffix.
3 Engine number.
A
A
A
12
3