2009 RENAULT TWINGO RS engine coolant

10A-100
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
K4M
10A
aRemove the earth nuts (22) .
aDisconnect the fuses (23) .
aUnclip:
-the fuse-holders,
-the engine compartment connection unit relay
plates (24) .
aRemove the earth nut (25) .aRemove the coolant pump inlet pipe hose clip (26)
using the tool (Mot. 1448).
aDisconnect the hose from the coolant pump inlet
pipe.
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10A-103
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
K4M
10A
-the rubber pad mounting from the suspended en-
gine mounting on the gearbox.
aRemove the right-hand suspended engine mounting
(see 19D, Engine mounting, Right-hand sus-
pended engine mounting: Removal - Refitting,
page 19D-13) .
aLift the vehicle to remove the "engine and gearbox"
assembly.
REFITTING
I - REFITTING PREPARATION OPERATION
aFor standard engine replacement (see Standard re-
placement) (Technical Note 6023A, 10A, Engine
and peripherals).
II - REFITTING OPERATION
aPosition the "engine and gearbox" assembly in the
body.
aRefit the right-hand suspended engine mounting
(see 19D, Engine mounting, Right-hand sus-
pended engine mounting: Removal - Refitting,
page 19D-13) .
aRefit the rubber pad mounting from the suspended
engine mounting on the gearbox.
aTorque tighten the rubber pad mounting bolts for
the suspended engine mounting on the gearbox
(21 N.m).
aRefit the suspended engine mounting rubber pad.
aTorque tighten:
-the bolts of the suspended mounting rubber
pad (62 N.m),
-the suspended engine mounting shaft nut (62
N.m).
III - FINAL OPERATION
aRemove the.
aRemove the blanking plugs.
aConnect:
-the union of the brake servo vacuum pipe,
-the « compressor - condenser » connecting pipe,-the « compressor - intermediate pipe » connecting
pipe,
-the pressure sensor connector,
aConnect the hose on the coolant pump inlet pipe.
aFit the hose clip on the coolant pump inlet pipe using
the (Mot. 1448).
aRefit the earth nuts.
aClip:
-the relay plates on the engine compartment con-
nection unit,
-the fuse holders.
aConnect the fuses.
aRefit the engine compartment connection unit on the
body.
aConnect the connector to the engine compartment
connection unit.
aRefit the engine compartment connection unit cover.
aClip:
-the wiring on the engine cooling fan assembly,
-the cooling radiator top and bottom hoses on the
engine cooling fan assembly.
aConnect:
-the engine cooling fan assembly resistor connec-
tor,
-the engine cooling fan assembly connector.
aRemove the blanking plug from the fuel supply pipe
opening and the injector rail fuel opening.
aReconnect the fuel supply pipe.
aClip the fuel supply pipe in place.
aConnect:
-the fuel vapour absorber bleed solenoid valve con-
nector,
-the fuel vapour absorber bleed solenoid valve pipe.
aFit the gearbox control cables.
aClip the manual gearbox control cables onto:
-the gear selectors,
-the cable sleeve stops.
aRemove the blanking plug from the hydraulic clutch
control pipe opening and the opening of the clutch
thrust bearing.
aConnect the hydraulic clutch control pipe.
aClip the hydraulic clutch control pipe on the gearbox. Note:
Check no component obstructs the movement of
the body around the engine - gearbox assembly.

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-115
TOP AND FRONT OF ENGINE
Cylinder head: Removal - Refitting
K9K
11A
aFit blanking plugs to the fuel pipes and the high pres-
sure pump (see 13B, Diesel injection, Diesel in-
jection: Precautions for the repair, page 13B-1) .
aRemove the air filter unit (see 12A, Fuel mixture,
Air filter unit: Removal - Refitting, page 12A-13) .
aUnclip:
-the breather pipe on the gearbox,
-the wiring on the engine lifting eye on the gearbox
side.
aMove aside the engine wiring.
aDisconnect the brake servo pipe from the vacuum
pump.
aRemove the cooling hose clip from the EGR cooler
using the (Mot. 1202-01) or (Mot. 1202-02) or (Mot.
1448).
aDisconnect the cooling hose from the EGR cooler.
aSeparate the clip on the cooling hose of the coolant
pump inlet pipe using the tool (Mot. 1202-01) or
(Mot. 1202-02) or (Mot. 1448).
aDisconnect the cooling hose from the coolant pump
inlet pipe.
aRemove the heater matrix cooling hose clip from the
water chamber using the (Mot. 1202-01) or (Mot.
1202-02) or (Mot. 1448).
aDisconnect:
-the heater matrix cooling hose from the water
chamber,
-the coolant temperature sensor connector.
aRemove the catalytic converter (see 19B, Exhaust,
Catalytic converter: Removal - Refitting, page
19B-12) .aRemove:
-the oil return pipe bolts (1) from the turbocharger,
-the oil return pipe by detaching it from the cylinder
block,
-the rocker cover (see 11A, Top and front of en-
gine, Rocker cover: Removal - Refitting, page
11A-66) ,
-the two high pressure pipes between the rail and
injector at the timing end (see 13B, Diesel injec-
tion, High pressure pipe between rail and injec-
tor: Removal - Refitting, page 13B-39) ,
-the timing end bracket bolt from the air filter box,
-the timing end bracket from the air filter box.
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11A-117
TOP AND FRONT OF ENGINE
Cylinder head: Removal - Refitting
K9K
11A
aIf necessary, carry out a complete check of the cylin-
der head (see Cylinder head: Check) .
II - REFITTING OPERATION FOR PART
CONCERNED
aBring the pistons to mid-stroke position to prevent
them from coming into contact with the valves during
the tightening of the cylinder head.
aRefit:
-a new cylinder head gasket,
-the cylinder head.
Cylinder head tightening procedure
aRefit the cylinder head bolts.
aFit the cylinder head bolts, without tightening them.
aTighten to torque and in order the cylinder head
bolts (initial torque) (25 N.m).
aCheck that the cylinder head bolts are tightened to
25 Nm.
aAngle tighten the cylinder head bolts (270˚ ±± ± ±
10˚) in
order using a cylinder head bolt tightening gauge
(angular measuring type).
III - FINAL OPERATION
aRefit:
-the timing end bracket on the air filter box.
-the timing end bracket bolt on the air filter box,-the two high pressure pipes between the rail and
injector at the timing end (see 13B, Diesel injec-
tion, High pressure pipe between rail and injec-
tor: Removal - Refitting, page 13B-39) ,
-the rocker cover (see 11A, Top and front of en-
gine, Rocker cover: Removal - Refitting, page
11A-66) ,
-the oil return pipe fitted with new seals, fitting it into
the cylinder block (see 12B, Turbocharging, Tur-
bocharger oil pipe: Removal - Refitting, page
12B-12) .
aRefit the catalytic converter (see 19B, Exhaust,
Catalytic converter: Removal - Refitting, page
19B-12) .
aConnect:
-the coolant temperature sensor connector,
-the heater matrix cooling hose to the water cham-
ber.
aFit the clip on the heater matrix cooling hose onto
the water chamber using the (Mot. 1202-01) or
(Mot. 1202-02) or (Mot. 1448).
aConnect the coolant pump inlet pipe cooling hose.
aFit the cooling hose clip at the coolant pump inlet
pipe end using the (Mot. 1202-01) or (Mot. 1202-02)
or (Mot. 1448).
aConnect the EGR cooler cooling hose.
aFit the cooling hose clip at the EGR cooler end using
the (Mot. 1202-01) or (Mot. 1202-02) or (Mot.
1448).
aConnect the brake servo pipe onto the vacuum
pump.
aFit the engine wiring.
aClip:
-the breather pipe onto the gearbox,
-the wiring on the engine lifting eye on the gearbox
side.
aRefit the air filter unit (see 12A, Fuel mixture, Air fil-
ter unit: Removal - Refitting, page 12A-13) .
aRemove the blanking plugs from the fuel pipes and
high pressure pump.
aConnect the fuel inlet and return pipes to the high
pressure pump.
aFit the engine wiring.
aConnect:
-the accelerometer connector,
-injector rail pressure sensor connector, WARNING
In order to ensure that the bolts are correctly
tightened, use a syringe to remove any oil which
may be in the cylinder head mounting holes.
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11A-120
TOP AND FRONT OF ENGINE
Cylinder head: Removal - Refitting
K4M
11A
-the camshafts (see 11A, Top and front of engine,
Camshaft: Removal - Refitting, page 11A-82) .
aDrain the gearbox (see Manual gearbox oils:
Draining - Filling) (21A, Manual gearbox).
aRemove:
-the front right-hand wheel driveshaft (see Front
right-hand driveshaft: Removal - Refitting)
(29A, Driveshafts),
-the exhaust manifold (see 12A, Fuel mixture, Ex-
haust manifold: Removal - Refitting, page 12A-
48) .
aRemove:
-the dipstick,
-the bolts (1) from the dipstick guide,
-the dipstick guide.aUsing the (Mot. 1448) or (Mot. 1202-01) or (Mot.
1202-02) remove:
-the cooling radiator top hose clip (2) on the water
chamber.
-the heater matrix inlet hose clip (3) on the water
chamber.
aDisconnect:
-the cooling radiator top hose from the water cham-
ber.
-the heater matrix inlet hose of the water chamber,
-the connector (4) from the coolant temperature
sensor.
aUnclip the water chamber wiring.
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11A-123
TOP AND FRONT OF ENGINE
Cylinder head: Removal - Refitting
K4M
11A
II - REFITTING OPERATION
aRefit:
-the cylinder head,
-the new cylinder head bolts.
aWithout tightening, fit the cylinder head bolts in or-
der.
aPretighten to torque and in order the cylinder head
bolts (initial torque) (20 N.m).
aCheck that all of the new cylinder head bolts are
tightened to the correct torque (20 N.m).
aAngle tighten in order the cylinder head bolts (240˚
±± ± ±
6˚).III - FINAL OPERATION
aPosition the injector wiring.
aConnect the injector connectors.
aFit the wiring bracket on the water chamber.
aRefit:
-the wiring bracket bolt on the water chamber,
-the bolts of the engine wiring channel.
aClip on the water chamber wiring.
aConnect:
-the coolant temperature sensor connector,
-the heater matrix inlet hose to the water chamber,
-the cooling radiator top hose to the water chamber.
aUsing the (Mot. 1448) or (Mot. 1202-01) or (Mot.
1202-02) fit:
-the cooling radiator top hose clip on the water
chamber,
-the heater matrix inlet hose clip on the water cham-
ber.
aRefit:
-dipstick guide ,
-the dipstick,
-the exhaust manifold (see 12A, Fuel mixture, Ex-
haust manifold: Removal - Refitting, page 12A-
48) .
-the front right-hand wheel driveshaft (see Front
right-hand driveshaft: Removal - Refitting)
(29A, Driveshafts),
-the camshafts (see 11A, Top and front of engine,
Camshaft: Removal - Refitting, page 11A-82) ,
-the rocker cover (see 11A, Top and front of en-
gine, Rocker cover: Removal - Refitting, page
11A-66) ,
-the camshaft seals on the timing end (see 11A,
Top and front of engine, Camshaft seal, timing
end: Removal - Refitting, page 11A-138) ,
-the camshaft dephaser (see 11A, Top and front of
engine, Camshaft dephaser: Removal - Refit-
ting, page 11A-135) ,
-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) ,
103259
WARNING
In order to ensure that the bolts are correctly
tightened, use a syringe to remove any oil which
may be in the cylinder head mounting holes.
WARNING
Do not oil the new bolts. Be sure to oil bolts
being reused.
WARNING
Do not retighten the cylinder head bolts after
applying this procedure.

11A-124
TOP AND FRONT OF ENGINE
Cylinder head: Removal - Refitting
K4M
11A
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the lower engine tie-bar (see 19D, Engine mount-
ing, Lower engine tie-bar: Removal - Refitting,
page 19D-18) ,
-the air filter unit (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 front upper cross member (see Front upper
cross member: Removal - Refitting) (42A, Upper
front structure),
-the bonnet catch (see Bonnet lock: Removal -
Refitting) (52A, Non-side opening element mecha-
nisms),
-the headlights (see Halogen headlight: Removal
- Refitting) (80B, Headlights),
-the front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-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),
-the oil decanter (see 11A, Top and front of en-
gine, Oil decanter: Removal - Refitting, page
11A-147) ,
-the inlet distributor (see 12A, Fuel mixture, Inlet
distributor: Removal - Refitting, page 12A-29) ,
-the throttle valve (see 12A, Fuel mixture, Throttle
valve: Removal - Refitting, page 12A-20) ,
-the coils (see 17A, Ignition, Coils: Removal - Re-
fitting, page 17A-1) ,
-the scoop under the scuttle panel grille (see Scoop
under the scuttle panel grille: Removal - Refit-
ting) (56A, Exterior equipment),
-the scuttle panel grille (see Scuttle panel grille:
Removal - Refitting) (56A, Exterior equipment),
-the windscreen wiper arms (see Windscreen wip-
er arm: Removal - Refitting) (85A, Wiping -
Washing).
aPerform the following operations:
-fill the gearbox (see Manual gearbox oils: Drain-
ing - Filling) (21A, Manual gearbox).-fill and bleed the coolant circuit (see 19A, Cooling,
Cooling system: Draining - Refilling, page 19A-
9) .
aRefit the engine undertray.
aConnect the battery (see Battery: Removal - Refit-
ting) (80A, Battery).