2009 RENAULT TWINGO cooling

10A-111
ENGINE AND CYLINDER BLOCK ASSEMBLY
Flywheel: Removal - Refitting
K4M
10A
-the flywheel.
REFITTING
I - REFITTING PREPARATION OPERATION
aUse SURFACE CLEANER (see Vehicle: Parts
and consumables for the repair) (04B, Consuma-
bles - Products) to clean and degrease:
-the flywheel bearing face if reusing,
-the crankshaft bearing face.
aAlways replace the flywheel bolts.
II - REFITTING OPERATION
aFit the flywheel.
aFit the new flywheel bolts without tightening them.
aPosition the (Mot. 1677).
aTighten to torque and in order the flywheel bolts
(70 N.m).
III - FINAL OPERATION
aRefit:
-the « pressure plate - disc » assembly (see Pres-
sure plate - Disc: Removal - Refitting) (20A,
Clutch),
-the manual gearbox (see Manual gearbox: Re-
moval - Refitting) (21A, Manual gearbox).-the « engine and gearbox » assembly (see 10A,
Engine and cylinder block assembly, Engine -
gearbox assembly: Removal - Refitting, page
10A-74) ,
-the differential output seals (see Differential out-
put seal: Removal - Refitting) (21A, Manual gear-
box),
-the front right-hand wheel driveshaft (see Front
right-hand driveshaft: Removal - Refitting)
(29A, Driveshafts),
-the front left-hand wheel driveshaft (see Front left-
hand driveshaft: Removal - Refitting) (29A,
Driveshafts),
-the front axle subframe (see Front axle subframe:
Removal - Refitting) (31A, Front axle compo-
nents),
-the lower engine tie-bar (see 19D, Engine mount-
ing, Lower engine tie-bar: Removal - Refitting,
page 19D-18) ,
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (55A, Exterior protec-
tion),
-the front wheels (see Wheel: Removal - Refitting)
(35A, Wheels and tyres),
-the battery tray (see Battery tray: Removal - Re-
fitting) (80A, Battery),
-the petrol injection computer (see 17B, Petrol in-
jection, Petrol injection computer: Removal -
Refitting, page 17B-20) ,
-the air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the battery (see Battery: Removal - Refitting)
(80A, Battery).
aPerform the following operations:
-fill and bleed the cooling system (see 19A, Cool-
ing, Cooling system: Draining - Refilling, page
19A-9) ,
-fill the gearbox (see Manual gearbox oils: Drain-
ing - Filling) (21A, Manual gearbox).
-fill the refrigerant circuit using a refrigerant charg-
ing station (see Refrigerant circuit: Draining -
Filling) (62A, Air conditioning).
aRefit the engine undertray.
109158

11A-5
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
K9K, and AIR CONDITIONING
11A
PARTS AND CONSUMABLES FOR THE
REPAIR WORK
aParts always to be replaced:
-accessories belt,
-accessories belt tensioning roller,
-accessories belt tensioning roller bolt,
-axle sub-frame bolts.
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (MR 411, 02A, Lifting equip-
ment).
aDisconnect the battery (see ) (MR 411, 80A, Bat-
tery).
aRemove:
-the wiper arms (see Windscreen wiper arm: Re-
moval - Refitting) (MR 411, 85A, Wipers - Wash-
ers),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (MR 412, 56A, Exterior
equipment),
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (MR 412, 56A, Exterior equipment).
-the front right-hand wheel (see Wheel: Removal -
Refitting) (MR 411, 35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the left-hand and right-hand headlights (see Halo-
gen headlight: Removal - Refitting) (MR 411,
80B, Headlights).aRemove:
-the air filter inlet air pipe bolt from the front upper
cross member,
-the expansion bottle bolt from the front upper cross
member,
-the cooling radiator retaining bracket bolt from the
front upper cross member.
aUnclip and then remove from the front upper cross
member:
-the air filter inlet air pipe,
-the expansion bottle.
aRemove the bonnet catch bolts.
aRemove the « cable - bonnet catch » assembly.
aRemove:
-the front upper cross member (see Front upper
cross member: Removal - Refitting) (MR 412,
42A, Upper front structure),
-the air conditioning pipe clip from the right-hand
headlight carrier panel,
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
1 - Removing the accessories belt
aRaise the engine using the (Mot. 1672) to access
the tensioning roller.
aRelax the accessories belt using a ratchet, an exten-
sion and a 16 mm socket.
aRemove the belt, passing it over its slot between the
headlight carrier panel and the alternator pulley.
aLower the engine using tool (Mot. 1672). Special tooling required
Mot. 1672Low er engine support.
Tightening torquesm
tensioning roller bolt40 Nm
alter nator bolts25 Nm
Note:
Shift the engine forwards slightly by hand to facil-
itate setting up the tools.

11A-7
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
K9K, and AIR CONDITIONING
11A
-the front upper cross member (see Front upper
cross member: Removal - Refitting) (MR 412,
42A, Upper front structure),
aFit the « cable - bonnet catch » assembly.
aRefit the bonnet catch nuts.
aClip the following onto the front upper cross mem-
ber:
-the air filter inlet air pipe,
-the expansion bottle.
aRefit:
-the air filter inlet air pipe bolt onto the front upper
cross member,
-the expansion bottle bolt onto the front upper cross
member,
-the cooling radiator retaining bracket bolt onto the
front upper cross member.
-the left-hand and right-hand headlights (see Halo-
gen headlight: Removal - Refitting) (MR 411,
80B, Headlights).
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the front right-hand wheel (see Wheel: Removal -
Refitting) (MR 411, 35A, Wheels and tyres),
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (MR 412, 56A, Exterior equipment).
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (MR 412, 56A, Exterior
equipment),
-the wiper arms (see Windscreen wiper arm: Re-
moval - Refitting) (MR 411, 85A, Wipers - Wash-
ers),
aConnect the battery (see ) (MR 411, 80A, Battery).
aAdjust the headlights (see Halogen headlight: Ad-
justment) (MR 411, 80B, Headlights).

11A-10
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
K9K, and STANDARD HEATING
11A
PARTS AND CONSUMABLES FOR THE
REPAIR WORK
aParts always to be replaced:
-accessories belt,
-accessories belt tensioning roller,
-accessories belt tensioning roller bolt
-the air conditioning compressor substitute pulley,
-axle sub-frame bolts.
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (MR 411, 02A, Lifting equip-
ment).
aDisconnect the battery (see ) (MR 411, 80A, Bat-
tery).
aRemove:
-the front right-hand wheel (see Wheel: Removal -
Refitting) (MR 411, 35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the left-hand and right-hand headlights (see Halo-
gen headlight: Removal - Refitting) (MR 411,
80B, Headlights).aRemove:
-the air filter inlet air pipe bolt from the front upper
cross member,
-the expansion bottle bolt from the front upper cross
member,
-the cooling radiator retaining bracket bolt from the
front upper cross member.
aUnclip and then remove from the front upper cross
member:
-the air filter inlet air pipe,
-the expansion bottle.
aRemove the bonnet catch bolts.
aRemove the « cable - bonnet catch » assembly.
aRemove the front upper cross member (see Front
upper cross member: Removal - Refitting) (MR
412, 42A, Upper front structure).
II - OPERATION FOR REMOVAL OF PART
CONCERNED
1 - Removing the accessories belt
aRelax the accessories belt using a 16 mm spanner.
aRemove the accessories belt from the air condition-
ing compressor substitute pulley.
aRemove the accessories belt, passing it over its slot
between the RH side member and the crankshaft
accessories and alternator pulleys.
aDiscard the accessories belt
2 - Removing the tensioning roller and the air
conditioning compressor substitute pulley
a
aDisconnect the connector on the alternator.
aRemove the nut from the alternator harness.
aMove the alternator harness to one side.
aRemove the alternator upper bolt.
aLoosen the alternator lower bolt.
aRemove the alternator with its lower bolt fitted. Tightening torquesm
air conditioning com-
pressor substitute pul-
ley bolts25 Nm
tensioning roller bolt40 Nm
bolts mounting the mul-
tifunction support on the
cylinder block44 Nm
bolt mounting the multi-
function support on the
sump25 Nm
alter nator bolts25 Nm
Note:
The tensioning roller and air conditioning com-
pressor substitute pulley must be replaced every
time the accessor ies belt is replaced.

11A-12
TOP AND FRONT OF ENGINE
Accessories belt: Removal - Refitting
K9K, and STANDARD HEATING
11A
aCheck that the accessories belt is correctly mounted
on the crankshaft accessories, air conditioning com-
pressor and alternator pulleys.
aTurn the engine two revolutions.
aCheck that the accessories belt is correctly fitted on
the crankshaft accessories, air conditioning com-
pressor substitute, alternator and tensioning roller
pulleys.
II - FINAL OPERATION.
aRefit the front upper cross member (see Front up-
per cross member: Removal - Refitting) (MR 412,
42A, Upper front structure).
aFit the « cable - bonnet catch » assembly.
aRefit the bonnet catch nuts.
aClip the following onto the front upper cross mem-
ber:
-the air filter inlet air pipe,
-the expansion bottle.
aRefit:
-the air filter inlet air pipe bolt onto the front upper
cross member,
-the expansion bottle bolt onto the front upper cross
member,
-the cooling radiator retaining bracket bolt onto the
front upper cross member.
-the left-hand and right-hand headlights (see Halo-
gen headlight: Removal - Refitting) (MR 411,
80B, Headlights).
-the front bumper (see Front bumper: Removal -
Refitting) (MR 412, 55A, Exterior protection),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (MR 412,
55A, Exterior protection),
-the front right-hand wheel (see Wheel: Removal -
Refitting) (MR 411, 35A, Wheels and tyres),
aConnect the battery (see ) (MR 411, 80A, Battery).
aAdjust the headlights (see Halogen headlight: Ad-
justment) (MR 411, 80B, Headlights).

11A-102
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D7F
11A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aDisconnect the battery (see Battery: Removal - Re-
fitting) (80A, Battery).
aPerform the following operations:
-drain the engine oil (see 10A, Engine and cylin-
der block assembly, Engine oil: Draining - Re-
filling, page 10A-22) ,
-drain the cooling system (see 19A, Cooling, Cool-
ing system: Draining - Refilling, page 19A-9) .
aRemove:
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres),
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (55A, Ex-
terior protection),
-the ignition coil (see 17A, Ignition, Coils: Remov-
al - Refitting, page 17A-1) ,
-the air filter box (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the crankshaft accessories pulley (see 11A, Top
and front of engine, Crankshaft accessories
pulley: Removal - Refitting, page 11A-20) ,
-the timing belt (see 11A, Top and front of engine,
Timing belt: Removal - Refitting, page 11A-27) ,
-the intake distributor (see 12A, Fuel mixture, Inlet
distributor: Removal - Refitting, page 12A-29) ,
-the rocker cover (see 11A, Top and front of en-
gine, Rocker cover: Removal - Refitting, page
11A-66) .
aRemove:
-the bolt (1) from the camshaft sprocket using the
(Mot. 799-01),
-the camshaft sprocket,
-the cylinder head (see ) . Special tooling required
Mot. 799-01Timing gear wheel immobil-
iser.
Mot. 1381Camshaft seal extractor tool
30 x 42 x 7.
Mot. 1587Tool for fitting camshaft
"PTFE" seal.
Tightening torquesm
camshaft flange bolts12Nm
bolts of the cylinder
head23 N.m + 36˚
bolt of the camshaft
sprocket bolt45 Nm
124822

11A-106
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D7F
11A
aRefit:
-the cylinder head (see ) ,
-the rocker cover (see 11A, Top and front of en-
gine, Rocker cover: Removal - Refitting, page
11A-66) ,
-the intake distributor (see 12A, Fuel mixture, Inlet
distributor: Removal - Refitting, page 12A-29) ,
-the timing belt (see 11A, Top and front of engine,
Timing belt: Removal - Refitting, page 11A-27) ,
-the crankshaft accessories pulley (see 11A, Top
and front of engine, Crankshaft accessories
pulley: Removal - Refitting, page 11A-20) ,
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the air filter box (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the ignition coil (see 17A, Ignition, Coils: Remov-
al - Refitting, page 17A-1) ,
-the front right-hand wheel arch liner (see Front
wheel arch liner: Removal - Refitting) (55A, Ex-
terior protection),
-the front right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres).
aConnect the battery (see Battery: Removal - Refit-
ting) (80A, Battery).
aPerform the following operations:
-top up the engine oil (see 10A, Engine and cylin-
der block assembly, Engine oil: Draining - Re-
filling, page 10A-22) ,
-fill and bleed the coolant circuit (see 19A, Cooling,
Cooling system: Draining - Refilling, page 19A-
9) .

11A-114
TOP AND FRONT OF ENGINE
Cylinder head: Removal - Refitting
K9K
11A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRemove the front engine cover.
aDisconnect the battery (see ) (80A, Battery).
aRemove:
-the windscreen wiper arms (see Windscreen wip-
er arm: Removal - Refitting) (85A, Wiping -
Washing),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (56A, Exterior equipment),
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (56A, Exterior equipment),-the front wheels (see Wheel: Removal - Refitting)
(35A, Wheels and tyres),
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (55A, Exterior protec-
tion),
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-the halogen headlights (see Halogen headlight:
Removal - Refitting) (80B, Headlights),
-the front upper cross member (see Front upper
cross member: Removal - Refitting) (42A, Upper
front structure),
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-the timing belt (see 11A, Top and front of engine,
Timing belt: Removal - Refitting, page 11A-27) .
aDrain the cooling system (see 19A, Cooling, Cool-
ing system: Draining - Refilling, page 19A-9) .
aRemove:
-the nut from the dipstick guide,
-the dipstick guide.
aDisconnect:
-the injector connectors,
-the heater plug connectors ,
-the connectors to the high pressure pump,
-injector rail pressure sensor connector,
-the accelerometer connector.
aRemove the nut from the engine wiring channel.
aMove aside the engine wiring.
aDisconnect the fuel inlet and return pipes from the
high pressure pump. Special tooling required
Mot. 1202-01Clip pliers for hose clips
(large size).
Mot. 1202-02Clip pliers for hose clips
(small size)
Mot. 1448Remote operation pliers for
hose clips .
Equipment required
cylinder head bolt tightening gauge (angular mea-
suring type)
Tightening torquesm
cylinder head bolts (ini-
tial torque)25 N.m
cylinder head bolts270˚ ±± ± ±
10˚
IMPORTANT
Wear goggles with side protectors for this opera-
tion.
IMPORTANT
Wear leaktight gloves (Nitrile type) for this opera-
tion.
WARNING
To avoid any corrosion or damage, protect the
areas on which fuel is likely to r un.
IMPORTANT
Dur ing this operation, be sure to:
-refrain from smoking or bringing red hot objects
close to the working area,
-be careful of fuel splashes when disconnecting
the union.