Renault Twingo Handbook page 190

OPerAtIng FAuLtS
On the road
Coolant boiling in the coolant reser-
voir.
Smoke under the bonnet.
The oil pressure warning light comes
on:
while cornering or braking
at idle speed
is slow to go out or remains lit under
acceleration
White smoke from the exhaust.
5.36
(2/5)
POSSIBLe cAuSeS
Mechanical fault: cylinder head
gasket damaged, faulty coolant
pump.
Short circuit or cooling system leak.
The level is too low.
Low oil pressure.
Loss of oil pressure.
This is not necessarily a fault. Smoke
may be caused by regeneration of
the particle filter.
WHAt tO DO
Stop the engine.
Contact an approved Dealer.
Stop, switch off the ignition, stand away
from the vehicle and contact an approved
Dealer.
Top up the engine oil (refer to the informa-
tion on "Engine oil level - Topping up/refill-
ing" in Section 4).
Consult the nearest approved dealer.
Stop the vehicle and contact an approved
Dealer.
Refer to the information on "Special fea-
tures of diesel versions" in Section 2.