exhaust RENAULT TWINGO RS 2009 2.G Engine And Peripherals User Guide

10A-96
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
K4M
10A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRemove the air filter unit (see 12A, Fuel mixture,
Air filter unit: Removal - Refitting, page 12A-13) .
aRemove the battery (see Battery: Removal - Refit-
ting) (80A, Battery).
aRemove:
-the petrol injection computer (see 17B, Petrol in-
jection, Petrol injection computer: Removal -
Refitting, page 17B-20) ,
-the battery tray (see Battery tray: Removal - Re-
fitting) (80A, Battery),
-the front wheels (see Wheel: Removal - Refitting)
(35A, Wheels and tyres),
-the engine undertray,
-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).
aDrain:
-the gearbox (see Manual gearbox oils: Draining -
Filling) (21A, Manual gearbox),-the cooling system (see 19A, Cooling, Cooling
system: Draining - Refilling, page 19A-9) ,
-the engine, if necessary (see 10A, Engine and
cylinder block assembly, Engine oil: Draining -
Refilling, page 10A-22) ,
-the refrigerant circuit using a refrigerant charging
station (see Refrigerant circuit: Draining - Fill-
ing) (62A, Air conditioning).
aAttach the « engine cooling radiator - condenser »
assembly to the front upper cross member.
aRemove:
-the engine tie-bar (see 19D, Engine mounting,
Lower engine tie-bar: Removal - Refitting, page
19D-18) ,
-the front axle subframe (see Front axle subframe:
Removal - Refitting) (31A, Front axle compo-
nents),
-the radiator mounting cross member (see Radiator
mounting cross member: Removal - Refitting)
(41A, Front lower structure),
-the front left-hand wheel driveshaft (see Front left-
hand driveshaft: Removal - Refitting) (29A,
Driveshafts),
-the front right-hand wheel driveshaft (see Front
right-hand driveshaft: Removal - Refitting)
(29A, Driveshafts),
-the differential output seal (see Differential output
seal: Removal - Refitting) (21A, Manual gear-
box).
aRemove the catalytic converter (see 19B, Exhaust,
Catalytic converter: Removal - Refitting, page
19B-12) . Special tooling required
Mot. 1448Remote operation pliers for
hose clips .
Equipment required
refrigerant charging station
Tightening torquesm
rubber pad mounting
bolts for the suspended
engine mounting on the
gearbox21 N.m
bolts of the suspended
mounting r ubber pad62 N.m
suspended engine
mounting shaft nut62 N.m

10A-104
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
K4M
10A
aConnect:
-the top hose on the water chamber,
-the hoses on the heater matrix.
aUsing the (Mot. 1448), fit:
-the clip on the top hose on the water chamber,
-the clip on each hose on the heater matrix.
aRefit the catalytic converter (see 19B, Exhaust,
Catalytic converter: Removal - Refitting, page
19B-12) .
aRefit:
-the differential output seal (see Differential output
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 radiator mounting cross member (see Radiator
mounting cross member: Removal - Refitting)
(41A, Front lower structure),
-the front axle subframe (see Front axle subframe:
Removal - Refitting) (31A, Front axle compo-
nents),
-the strap of the « engine cooling radiator -
condenser » assembly on the front upper cross
member,
-the engine tie-bar (see 19D, Engine mounting,
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 fuel injection computer (see 17B, Petrol injec-
tion, Petrol injection computer: Removal - Refit-
ting, page 17B-20) .
aRefit the battery (see Battery: Removal - Refitting)
(80A, Battery).
aRefit the air filter unit (see 12A, Fuel mixture, Air fil-
ter unit: Removal - Refitting, page 12A-13) .aRefill:
-the gearbox (see Manual gearbox oils: Draining -
Filling) (21A, Manual gearbox),
-and bleed the cooling system (see 19A, Cooling,
Cooling system: Draining - Refilling, page 19A-
9) ,
-the engine if necessary (see 10A, Engine and cyl-
inder block assembly, Engine oil: Draining - Re-
filling, page 10A-22) ,
-the refrigerant circuit using a refrigerant charging
station (see Refrigerant circuit: Draining - Fill-
ing) (62A, Air conditioning).
aBleed the clutch circuit (see Clutch circuit: Bleed)
(37A, Mechanical component controls).
aRefit the engine undertray.

11A-53
TOP AND FRONT OF ENGINE
Timing belt: Removal - Refitting
K4M
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).
aRemove:
-the engine undertray,
-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 front bumper (see Front bumper: Removal -
Refitting) (55A, Exterior protection),
-the headlights (see Halogen headlight: Removal
- Refitting) (80B, Headlights),
-the bonnet catch (see Bonnet lock: Removal -
Refitting) (52A, Non-side opening element mecha-
nisms),
-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 air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the throttle valve (see 12A, Fuel mixture, Throttle
valve: Removal - Refitting, page 12A-20) ,
-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), Special tooling required
Mot. 1489TDC locating pin.
Mot. 1368Tool for tightening eccentric
tensioning roller bolt. 8 mm
Torx wrench and 12.7 mm
square.
Mot. 1496Camshaft timing tool.
Mot. 1750Additional tool to suppor t the
camshaft adjusting tool, Mot.
1496.
Mot. 1490-01For locking and adjusting the
camshaft pulle ys.
Mot. 1487Tool for refitting camshaft cov-
ers (57 mm diameter).
Mot. 1488Tool for refitting camshaft cov-
ers (43 mm diameter).
Equipment required
indelible pencil
Tightening torquesm
fixed roller bolt50 N.m
lower timing cover bolts12 N.m
exhaust camshaft pul-
ley nut30 N.m + 84˚
camshaft dephaser pul-
ley bolt100 N.m
timing tension wheel nut27 N.m
TDC setting pin plug20 N.m
upper timing cover bolts41 N.m
upper timing cover nuts41 N.m
rear suspended engine
reinforcement bolt105 N.m
rear suspended engine
mounting bolt on the
rear suspended engine
mounting suppor t105 N.m
rear suspended engine
mounting bolt on the
subframe105 N.m Tightening torquesm

11A-57
TOP AND FRONT OF ENGINE
Timing belt: Removal - Refitting
K4M
11A
aLoosen the nut (16) of the timing tensioning roller.
aRemove:
-the fixed roller bolt (17) using the (Mot. 1368),
-the timing fixed roller,
-the timing belt,
-the timing tensioning roller nut,
-the timing tensioning roller,
-the crankshaft timing sprocket.
REFITTING
I - REMOVAL PREPARATION OPERATION
aRemove the camshaft dephaser (see 11A, Top and
front of engine, Camshaft dephaser: Removal -
Refitting, page 11A-135) .aparts always to be replaced: Timing belt
parts always to be replaced: Timing belt tension-
ing roller
parts always to be replaced: Timing fixed roller
parts always to be replaced: Crankshaft acces-
sories pulley bolts
parts always to be replaced: Inlet camshaft cap
parts always to be replaced: Exhaust camshaft
cap
parts always to be replaced: Camshaft dephaser
sprocket bolt
parts always to be replaced: Exhaust camshaft
pulley nut
103268

11A-59
TOP AND FRONT OF ENGINE
Timing belt: Removal - Refitting
K4M
11A
aPosition:
-the RENAULT badge (18) etched on the exhaust
camshaft pulley stem vertically and pointing up-
wards,
-the camshaft dephaser pulley mark (19) vertically
and facing upwards.
aMake a mark (20) using a indelible pencil between
the camshaft dephaser pulley and the rocker cover.
aCheck that the crankshaft is pressing against the
TDC setting pin (Mot. 1489). The crankshaft groove
(21) must be upwards.
13049214489
132387

11A-62
TOP AND FRONT OF ENGINE
Timing belt: Removal - Refitting
K4M
11A
aPosition the (Mot. 1490-01) (30) on the camshaft
pulleys.
aTorque tighten:
-and angle tighten the exhaust camshaft pulley
nut (30 N.m + 84˚),
-the camshaft dephaser pulley bolt (100 N.m).
aRefit the dephaser pulley bolt cover.
aRemove:
-the timing flap from the lower timing cover,
-the (Mot. 1496),-the TDC setting pin (Mot. 1489),
-the (Mot. 1490-01).
4 - Checking the tension
aRotate the crankshaft twice in a clockwise direction,
on the timing end, before aligning the marks (on the
camshaft dephaser) already made by the operator.
aScrew in the TDC setting pin (Mot. 1489).
aMove the crankshaft slowly and smoothly to rest on
the TDC setting pin.
aRemove the TDC setting pin (Mot. 1489).
103265
109052

11A-64
TOP AND FRONT OF ENGINE
Timing belt: Removal - Refitting
K4M
11A
aRefit the lower timing cover flap, checking that the
locating pin (34) fits properly in the notch (35) .
III - FINAL OPERATION
aRefit:
-a new inlet camshaft plug using the (Mot. 1487),
-a new exhaust camshaft plug using the (Mot.
1488),
-the lifting eye.
aClip the wiring onto the lifting eye.aPlace a drop of SILICONE ADHESIVE SEALANT
(see Vehicle: Parts and consumables for the re-
pair) (04B, Consumables - Products) on the thread
of the TDC setting pin plug.
aTorque tighten the TDC setting pin plug (20 N.m).
aRefit the upper timing cover.
aTorque tighten:
-the upper timing cover bolts (41 N.m),
-the upper timing cover nuts (41 N.m).
aPosition the wiring of the upstream oxygen sensor.
aAttach the upstream oxygen sensor wiring.
aConnect the upstream oxygen sensor connector.
aRefit:
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-the rear suspended engine mounting.
aTorque tighten:
-the rear suspended engine reinforcement bolt
(105 N.m),
-the rear suspended engine mounting bolt on
the rear suspended engine mounting support
(105 N.m),
-the rear suspended engine mounting bolt on
the subframe (105 N.m).
aRefit:
-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),
-the throttle valve (see 12A, Fuel mixture, Throttle
valve: Removal - Refitting, page 12A-20) ,
-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),
109052
14890

11A-74
TOP AND FRONT OF ENGINE
Rocker cover: Removal - Refitting
D4F, and 780 or 782 or 784
11A
II - REFITTING OPERATION FOR PART
CONCERNED
aApply beads (1) of MASTIXO (see Vehicle: Parts
and consumables for the repair) (04B, Consum-
ables - Products) around the rocker cover rear bolts
(lower bolts, exhaust side) and on camshaft bearing
no.5.
aFit the new rocker cover seal, starting with bearing
No. 5, then gradually insert the seal studs as the
rocker cover fits into the groove.aRefit:
-the rocker cover fitted with a new seal,
-the rocker cover bolts.
aPretighten to torque and in order the rocker cover
bolts (initial torque) (5 N.m).
aTorque tighten in order the rocker cover bolts (13
N.m).
III - FINAL OPERATION
aFit the brake servo vacuum pipe.
aConnect the brake servo vacuum pipe.
aFit the fuel vapour rebreathing pipes.
aConnect the fuel vapour rebreathing circuit unions:
-on the inlet distributor,
-on the air filter box outlet air pipe.
aFit the oil vapour rebreathing circuit.
aConnect the oil vapour rebreathing circuit unions:
-on the rocker cover,
-on the air filter box outlet air pipe,
-to the inlet distributor.
aRefit:
-the ignition coil (see 17A, Ignition, Coils: Remov-
al - Refitting, page 17A-1) ,
-the filler neck,
-the filler neck bolt,
-the heat shield,
-the heat shield bolts.
aTorque tighten the heat shield bolts (8 N.m).
18441
WARNING
Applying excess sealant could cause it to be
squeezed out when parts are tightened. A mix-
ture of sealant and fluid could damage certain
components (engine, radiator, etc.).
121026

11A-97
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 780 or 782
11A
Exhaust rocker shaft
aRefit the exhaust rocker shaft by positioning:
-the rails in relation to the tappets,
-the marking (7) on the flywheel end.
18944

11A-111
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
K4M
11A
aRemove:
-the valve rockers (2) ,
-the hydraulic tappets (3) .
REFITTING
I - REFITTING PREPARATION OPERATION
1 - Camshaft marking
a
aAlways replace the exhaust camshaft dowel (6) if the
dowel loosens at the same time as the exhaust cam-
shaft nut.
2 - Replacing a camshaft dowel
a
a - Removal
aPlace the camshaft in a vice with ALUMINIUM
JAWS.
14499
Note:
To prevent any risk of unpriming the hydraulic
tappets make sure that they are vertical.15152
(4) Exhaust camshaft
(5) Inlet camshaft
Note:
The camshafts are identifi ed by the pulley mount-
ings .
WARNING
It is essential to replace the camshaft dowel if it
comes loose at the same time as the nut.