engine RENAULT TWINGO RS 2009 2.G Engine And Peripherals Workshop Manual

19B-25
EXHAUST
Expansion chamber: Removal - Refitting
K4M
19B
REMOVING THE EXHAUST PIPE FRONT
EXPANSION CHAMBER
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRemove:
-the engine undertray bolts,
-the engine undertray.II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove the expansion chamber clip (1) .
aRemove:
-the nuts (2) on the catalytic converter bracket,
-the expansion chamber,
-the catalytic converter seal,
-the catalytic converter studs using a roller-type
stud removal tool. Equipment required
roller-type stud removal tool
Tightening torquesm
catalytic converter studs7 N.m
catalytic converter
bracket nuts21 N.m
IMPORTANT
To avoid all risk of damage to the systems, apply
the safety and cleanliness instructions and opera-
tion recommendations before carrying out any
repair (see 19B, Exhaust, Exhaust: Precautions
for the repair, page 19B-8) .
IMPORTANT
Wear protective gloves during the operation.
IMPORTANT
Wear heat protective gloves during the operation.
WARNING
To prevent the surrounding components from over-
heating, do not damage (tear, pierce bend etc.) a
heat shield.
All damaged heat shields must be replaced.
131772
132340

19B-26
EXHAUST
Expansion chamber: Removal - Refitting
K4M
19B
REMOVING THE EXHAUST PIPE REAR
EXPANSION CHAMBER
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aCut the exhaust pipe (see 19B, Exhaust, Exhaust:
Precautions for the repair, page 19B-8) in the des-
ignated cutting area downstream from the expan-
sion chamber (see ) .
aRemove:
-the rubber mounting bush bolt (3) ,
-the clip (4) from the expansion chamber,
-the expansion chamber.
REFITTING THE EXHAUST PIPE FRONT
EXPANSION CHAMBER
I - REFITTING PREPARATION OPERATION
aUse ABRASIVE PADS to clean the bearing faces of
the expansion chamber on the catalytic converter
(see Vehicle: Parts and consumables for the re-
pair) (04B, Consumables - Products).aNext, degrease these bearing faces using SUR-
FACE CLEANER and clean cloths (see Vehicle:
Parts and consumables for the repair) (04B, Con-
sumables - Products).
aAlways replace:
-the catalytic converter seal,
-the expansion chamber clip,
-the catalytic converter studs.
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit new studs on the catalytic converter.
aTorque tighten the catalytic converter studs (7
N.m).
aRefit:
-a new catalytic converter seal,
-the expansion chamber,
-the clip on the expansion chamber.
aTorque tighten the catalytic converter bracket
nuts (21 N.m).
aTighten the clip bolt while guiding the exhaust pipe
to ensure correct alignment.
aCheck:
-that all the exhaust pipe heat shields are in place
and properly attached.
-that there is no contact with the underbody,
-that there are no leaks.
III - FINAL OPERATION.
aRefit the engine undertray.
REFITTING THE EXHAUST PIPE REAR
EXPANSION CHAMBER
I - REFITTING PREPARATION OPERATION
aAlways replace the expansion chamber clip.
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the expansion chamber,
-an expansion chamber clip.
131773

19B-29
EXHAUST
Intermediate pipe: Removal - Refitting
K9K
19B
REFITTING THE INTERMEDIATE PIPE
REFITTING OPERATION FOR PART CONCERNED
aRefit:
-the rubber mounting bush of the intermediate pipe,
-the rubber mounting bush bolt on the intermediate
pipe.
aFit the intermediate pipe.
aAttach the intermediate pipe to the vehicle using the
intermediate pipe rubber mounting bush bolt.
aFit a new After-Sales sleeve and follow the instruc-
tions (see 19B, Exhaust, Exhaust: Precautions
for the repair, page 19B-8) .
aRefit a new clip between the front section of the in-
termediate pipe and the intermediate pipe.
aCheck the following and deal with if necessary:
-that there is no contact with the underbody,
-the presence and correct positioning of all the ex-
haust pipe heat shields.
aStart the engine.
aCheck that there are no leaks and deal with them if
necessary.Note:
If replacing the rubber mounting bush, spray the
inside of the rubber mounting bush with BRAKE
CLEANER ( (see Vehicle: Parts and consum-
ables for the repair) ) in the form of an aerosol
spray to facilitate fitting.

19C-1
TANK
Fuel tank: Draining
K9K
19C
I - DRAINING PREPARATION OPERATION
aDisconnect the battery (see ) (MR 441, 80A, Bat-
tery).
aRemove the front engine cover.aDisconnect the engine fuel supply quick-release
union (1) from the fuel filter outlet.
II - DRAINING THE FUEL TANK
aConnect a pneumatic transfer pump for fuels to
the fuel filter outlet.
aDrain the fuel tank.
III - FINAL OPERATION.
aDisconnect the pneumatic transfer pump for fuels
from the fuel filter.
aConnect the engine fuel filter outlet engine supply
quick-release union to the fuel filter.
aRefit the engine cover.
aConnect the battery (see ) (MR 441, 80A, Battery). Equipment required
pneumatic transfer pump for fuels
IMPORTANT
During this oper ation, 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.
IMPORTANT
Wear goggles with side protectors for this opera-
tion.
IMPORTANT
Wear latex gloves during the operation.
WARNING
To prevent impurities from entering the circuit, plugs
must be fitted to the openings of all the fuel circuit
components exposed to the open air.
WARNING
To avoid any corrosion or damage, protect the
areas on which fuel is likely to run.
121441

19C-2
TANK
Fuel tank: Draining
D4F or D7F or K4M
19C
I - DRAINING PREPARATION OPERATION
aDisconnect the battery (see ) (80A, Battery).
aRemove the engine oil filler neck.aDisconnect the fuel supply union (1) from the injector
rail.
aFit a T (Mot. 1311-08) union. Special tooling required
Mot. 1311-08Union for taking fuel pres-
sure measurements .
Equipment required
pneumatic transfer pump for fuels
IMPORTANT
During this oper ation, 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.
IMPORTANT
Wear goggles with side protectors for this opera-
tion.
IMPORTANT
Wear leaktight gloves (Nitrile type) for this opera-
tion.
WARNING
To prevent impurities from entering the circuit, place
protective plugs on all fuel circuit components
exposed to the open air.
WARNING
To avoid any corrosion or damage, protect the
areas on which fuel is likely to run.
D4F
D4F
121778

19C-3
TANK
Fuel tank: Draining
D4F or D7F or K4M
19C
aDisconnect the fuel supply union (2) from the injector
rail.
aFit a T (Mot. 1311-08) union.aDisconnect the fuel supply union (3) from the injector
rail.
aFit a T (Mot. 1311-08) union.
II - TANK DRAINING PROCEDURE
aConnect a pneumatic transfer pump for fuels on
the outlet of the "T" union.
aDrain the fuel tank.
III - FINAL OPERATION.
aDisconnect the pneumatic transfer pump for fu-
els. .
aRemove the “T” union (Mot. 1311-08).
aConnect the fuel supply union.
aRefit the engine oil filler neck.
aConnect the battery (see ) (80A, Battery). D7F
121779
K4M
132334
D4F

19D-1
ENGINE MOUNTING
Suspended engine mounting: Tightening torque
D4F
19D
120308
No. Description Tightening
torque (Nm)
(1) Right-hand rubber pad bolt on the body mounting62
(2) Gearbox left-hand rubber pad nut105
(3) Left hand suspended mounting bolt on the gearbox62
(4) Left-hand suspended mounting suppor t bolt on the body21
(5) Lower engine tie-bar bolt on the subframe105
(6) Engine tie-bar bolt on the gearbox105
(7) Engine tie-bar reinforcement bolts62
(8) Right-hand suspended mounting support bolt on the engine62
(9) Right-hand suspended mounting support bolt on the body62

19D-2
ENGINE MOUNTING
Suspended engine mounting: Tightening torque
D7F
19D
120520
No. Description Tightening
torque (Nm)
(1) Right-hand rubber pad bolt on the body mounting62
(2) Gearbox left-hand rubber pad nut105
(3) Left hand suspended mounting bolt on the gearbox62
(4) Left-hand suspended mounting suppor t bolt on the body21
(5) Lower engine tie-bar bolts on the subframe105
(6) Engine tie-bar bolt on the gearbox105
(7) Right-hand suspended mounting support bolt on the engine62
(8) Right-hand suspended mounting support bolt on the body62

19D-3
ENGINE MOUNTING
Suspended engine mounting: Tightening torque
K9K
19D
120520
No. Description Tightening
torque (Nm)
(1) Right-hand rubber pad bolt on the body mounting62
(2) Gearbox left-hand rubber pad nut105
(3) Left hand suspended mounting bolt on the gearbox62
(4) Left-hand suspended mounting suppor t bolt on the body21
(5) Lower engine tie-bar bolts on the subframe105
(6) Engine tie-bar bolt on the gearbox105
(7) Right-hand suspended mounting support bolt on the engine62
(8) Right-hand suspended mounting support bolt on the body62

19D-4
ENGINE MOUNTING
Left-hand suspended engine mounting: Removal - Refitting
D4F or D7F
19D
REMOVAL
I - REMOVAL PREPARATION OPERATION
aPosition the vehicle on a two-post lift (see Vehicle:
Towing and lifting) (02A, Lifting equipment).
aRemove:
-the battery (see ) (80A, Battery),
-the battery tray (see Battery tray: Removal - Re-
fitting) (80A, Battery),
-the front left-hand wheel (see Wheel: Removal -
Refitting) (35A, Wheels and tyres),
-the petrol injection computer (see 17B, Petrol in-
jection, Petrol injection computer: Removal -
Refitting, page 17B-20) ,
-the petrol injection computer mounting bolts,
-the petrol injection computer mounting nuts.
aRemove:
-the engine wiring nut,
-the petrol injection computer mounting.
aMark the position of the left-hand suspended engine
mounting using an indelible pencil.aPut a 20 mm shim between the gearbox and the
front axle subframe. Equipment required
indelible pencil
Tightening torquesm
bolts of the left-hand
suspended engine
mounting cover62 N.m
left-hand suspended
engine mounting shaft105 N.m
bolts of the left-hand
suspended engine
mounting rubber pad
support21 N.m
bolts of the left-hand
suspended engine
mounting r ubber pad62 N.m
central nut of the left-
hand suspended engine
mounting shaft62 N.m
120778