engine RENAULT TWINGO 2009 2.G Engine And Peripherals Workshop Manual
Page 192 of 652
11A-75
TOP AND FRONT OF ENGINE
Rocker cover: Removal - Refitting
D4F, and 780 or 782 or 784
11A
aClip the upstream oxygen sensor wiring harness into
place.
aPosition the turbocharger air outlet pipe.
aPush the turbocharger outlet air pipe clip, following
the direction shown by the arrow (10) .
aConnect the turbocharger air outlet pipe onto the tur-
bocharger.
aRefit:
-the turbocharger outlet air pipe bolt on the throttle
valve,
-the air filter unit support,
-the air filter box mounting bolt,
-the air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) .
aConnect the battery (see Battery: Removal - Refit-
ting) (80A, Battery).
122666
Page 193 of 652
11A-76
TOP AND FRONT OF ENGINE
Rocker cover: 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 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 coils (see 17A, Ignition, Coils: Removal - Re-
fitting, page 17A-1) ,
-the throttle valve (see 12A, Fuel mixture, Throttle
valve: Removal - Refitting, page 12A-20) ,
-the inlet distributor (see 12A, Fuel mixture, Inlet
distributor: Removal - Refitting, page 12A-29) ,
-the oil decanter (see 11A, Top and front of en-
gine, Oil decanter: Removal - Refitting, page
11A-147) ,
-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 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 camshaft dephaser (see 11A, Top and front of
engine, Camshaft dephaser: Removal - Refit-
ting, page 11A-135) ,
-the camshaft seals on the timing end (see 11A,
Top and front of engine, Camshaft seal, timing
end: Removal - Refitting, page 11A-138) . Tightening torquesm
rocker cover bolts 22,
23, 20 and 13 (initial
torque)8 N.m
rocker cover bolts 1 to
12, 14 to 19 and 21 to
2413 N.m
rocker cover bolts 22,
23, 20 and 1313 N.m
camshaft sensor bolt8 N.m
camshaft dephaser
solenoid valve bolt10 N.m
Page 194 of 652
11A-77
TOP AND FRONT OF ENGINE
Rocker cover: Removal - Refitting
K4M
11A
aDisconnect the connector (1) from the camshaft po-
sition sensor.
aRemove:
-the bolt (2) from the camshaft position sensor,
-the camshaft position sensor,
-the camshaft position sensor seal.aDisconnect the camshaft dephaser solenoid valve
connector.
aRemove:
-the bolt (3) from the camshaft dephaser solenoid
valve sensor,
-the camshaft dephaser solenoid valve,
-the camshaft dephaser seal.
132391132443
Page 195 of 652
11A-78
TOP AND FRONT OF ENGINE
Rocker cover: Removal - Refitting
K4M
11A
II - REMOVAL OPERATION
aRemove the rocker cover bolts.
aDetach the rocker cover using a screwdriver.
aRemove the rocker cover.
REFITTING
I - REFITTING PREPARATION OPERATION
aAlways replace:
-the camshaft position sensor seal,
-the camshaft dephaser solenoid valve seal.
aUse SUPER CLEANER FOR JOINT FACES (see
Vehicle: Parts and consumables for the repair)
(04B, Consumables - Products) to clean:
-the rocker cover joint face if it is to be re-used,
-the cylinder head joint face.aUse SURFACE CLEANER (see Vehicle: Parts
and consumables for the repair) (04B, Consuma-
bles - Products) to degrease:
-the rocker cover joint face if it is to be re-used,
-the cylinder head joint face.
14497-5
Note:
The rocker cover bolts are not the same length;
mark their positions.
WARNING
Do not scrape the joint faces of the aluminium,
any damage caused to the joint face will result in
a risk of leaks.
WARNING
The joint faces must be clean, dr y and free from
grease (avoid finger marks).
Page 196 of 652
11A-79
TOP AND FRONT OF ENGINE
Rocker cover: Removal - Refitting
K4M
11A
aUse a stipple roller to apply RESIN ADHESIVE (see
) (04B, Consumables - Products) on the section (A)
of the rocker cover joint face until the rocker cover
joint face is completely coated.
aApply a bead of SILICONE ADHESIVE SEALANT
(see ) (04B, Consumables - Products) with a diame-
ter of 1 to 2 mm on the section (B) of the rocker cov-
er joint face.aUse a cloth to remove the RESIN ADHESIVE (see
Vehicle: Parts and consumables for the repair)
(04B, Consumables - Products) or the SILICONE
ADHESIVE SEALANT (see Vehicle: Parts and
consumables for the repair) (04B, Consumables -
Products) (depending on fitting) on the rocker cover
bearings (C) .
145782
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.).
126216
Page 197 of 652
11A-80
TOP AND FRONT OF ENGINE
Rocker cover: Removal - Refitting
K4M
11A
II - REFITTING OPERATION
aRefit the rocker cover.
aPretighten rocker cover bolts 22, 23, 20 and 13
(initial torque) (8 N.m).
aTighten to torque rocker cover bolts 1 to 12, 14 to
19 and 21 to 24 (13 N.m).
aLoosen rocker cover bolts 22, 23, 20 and 13.
aTorque tighten rocker cover bolts 22, 23, 20 and
13 (13 N.m).
III - FINAL OPERATION
aRefit the camshaft sensor fitted with a new seal.
aTorque tighten the camshaft sensor bolt (8 N.m).
aConnect the camshaft sensor connector.
aRefit the camshaft dephaser solenoid valve
equipped with a new seal.
aTorque tighten the camshaft dephaser solenoid
valve bolt (10 N.m).
aConnect the camshaft dephaser solenoid valve con-
nector.aRefit:
-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) ,
-the right-hand suspended engine mounting (see
19D, Engine mounting, Right-hand suspended
engine mounting: Removal - Refitting, page
19D-13) ,
-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) ,
14497
Page 198 of 652
11A-81
TOP AND FRONT OF ENGINE
Rocker cover: Removal - Refitting
K4M
11A
-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 engine undertray,
-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).
aConnect the battery (see Battery: Removal - Refit-
ting) (80A, Battery).
Page 199 of 652
11A-82
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 772
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 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 right-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres),
-the accessories belt (see 11A, Top and front of
engine, Accessories belt: Removal - Refitting,
page 11A-3) ,
-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 air filter unit (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the inlet 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) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
1 - Removing the camshaft sprocket
aRemove:
-the camshaft pulley bolt (1) using the (Mot. 799-
01),
-the camshaft sprocket. Special tooling required
Mot. 799-01Timing gear wheel immobil-
iser.
Mot. 1381Camshaft seal extractor tool
30 x 42 x 7.
Mot. 1605Tool for fitting cylinder head
plugs.
Mot. 1587Tool for fitting camshaft
"PTFE" seal.
Tightening torquesm
camshaft bearing cap
no.5 bolts5 Nm
camshaft bearing cap
bolts (initial torque)5 N.m
camshaft bearing cap
bolt7 N.m + 50˚ ±± ± ±
6
camshaft pulley bolt30 N.m + 45˚ ±± ± ±
6
18722
Page 200 of 652
11A-83
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 772
11A
aPosition the (Mot. 1381).
aTighten the bolt of the (Mot. 1381).
aRemove the lip seal.2 - Removing the camshaft
aRemove the camshaft plug (2) .
aRemove:
-the rocker shaft bolts (3) ,
-the camshafts.
18722-1
18722-2
18723
18724
Page 201 of 652
11A-84
TOP AND FRONT OF ENGINE
Camshaft: Removal - Refitting
D4F, and 772
11A
aMark the camshaft caps using an indelible pencil.
aRemove:
-the bolts (4) from camshaft bearing cap no. 5,
-the camshaft bearing caps.aRemove the camshaft.
REFITTING
I - REFITTING PREPARATION OPERATION
aparts always to be replaced: rocker cover seal.
aparts always to be replaced: Camshaft seal on
timing end.
aParts always to be replaced :
-camshaft plug.
aClean the joint face with SUPER CLEANING
AGENT FOR JOINT FACES (see Vehicle: Parts
and consumables for the repair) (04B, Consum-
ables - Products).
18724-1
18724-218724-3