RENAULT TWINGO 2009 2.G Engine And Peripherals Workshop Manual

12A-6
FUEL MIXTURE
Air filter: Removal - Refitting
D4F, and 772
12A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aRemove the air filter unit (see 12A, Fuel mixture,
Air filter unit: Removal - Refitting, page 12A-13) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove:
-the bolts (1) from the air filter box cover,
-the air filter.
REFITTING
I - REFITTING PREPARATION OPERATION
aparts always to be replaced: Air filter.
aClean the air filter housing.
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit:
-the air filter,
-the air filter unit cover bolts.
III - FINAL OPERATION
aRefit the air filter unit (see 12A, Fuel mixture, Air fil-
ter unit: Removal - Refitting, page 12A-13) .
113509

12A-7
FUEL MIXTURE
Air filter: Removal - Refitting
C44, and K9K
12A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aRemove:
-the engine cover,
-the air filter box (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove the bolts (1) of the air filter box cover (2) .
aRaise the cover of the air filter box to remove it from
its mountings.
aMove aside the air filter cover.
aRemove the air filter and discard it.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aRefit a new air filter.
aRefit:
-the air filter box cover,-the air filter box cover bolts
II - FINAL OPERATION.
aRefit:
-the air filter box (see 12A, Fuel mixture, Air filter
unit: Removal - Refitting, page 12A-13) ,
-the engine cover.
120043
Note:
Ensure that the air filter is correctly positioned in
its box.

12A-8
FUEL MIXTURE
Air filter: Removal - Refitting
D7F
12A
PARTS AND CONSUMABLES FOR THE
REPAIR WORK
aParts always to be replaced:
-the air filter.
REMOVAL
OPERATION FOR REMOVAL OF PART
CONCERNED
aUnclip the air filter box cover.
aMove aside the air filter cover.
aRemove the air filter.
REFITTING
REFITTING OPERATION FOR PART CONCERNED
aRefit the new air filter.
aFit the air filter box cover.
aClip on the air filter box cover.
120419

12A-9
FUEL MIXTURE
Air filter: Removal - Refitting
D4F, and 780 or 782
12A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aRemove the bolts (1) from the air filter unit cover on
the air filter unit.
aMove the air filter unit air inlet pipe and the air filter
unit cover to one side.II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove the air filter unit in the direction of the ar-
rows (2) .
REFITTING
I - REFITTING PREPARATION OPERATION
aClean the air filter unit.
II - REFITTING OPERATION FOR PART
CONCERNED
aCorrectly fit the air filter into the air filter unit cover.
III - FINAL OPERATION
aPosition the air filter unit air inlet pipe and the air filter
unit cover on the air filter unit.
aRefit the air filter unit cover bolts.
aTighten the air filter unit cover bolts.
122395
122402
WARNING
If the air fi lter is fitted incorrectly in the air filter
unit, unfiltered air may enter the engine.

12A-10
FUEL MIXTURE
Air filter: Removal - Refitting
K4M
12A
REMOVAL
REMOVAL OPERATION
aRemove the bolts (1) from the air filter unit cover.
aRaise the air filter unit cover.
aRemove the air filter.
REFITTING
I - REFITTING PREPARATION OPERATION
aClean the air filter housing.
II - REFITTING OPERATION
aRefit:
-the air filter,
-the air filter unit cover.
131778
132381
WARNING
If the air fi lter is fitted incorrectly in the air filter
unit, unfiltered air may enter the engine.

12A-11
FUEL MIXTURE
Air filter: Removal - Refitting
K9K, and 718 or 740
12A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aRemove the air filter unit (see 12A, Fuel mixture,
Air filter unit: Removal - Refitting, page 12A-13) .
II - OPERATION FOR REMOVAL OF PART
CONCERNED
1 - First fitting of air filter unit
aRemove the 4 bolts (1) from the air filter unit.
aPivot the hinged cover (2) of the air filter unit in rela-
tion to the air filter unit tank.
aMove aside the air filter unit cover (2) .2 - Second fitting of air filter unit
aRemove the 9 bolts (3) from the air filter unit.
aMove aside the air filter unit cover (4) .
aRemove the air filter (5) from the air filter unit cover.
REFITTING
I - REFITTING PREPARATION OPERATION
aClean the air filter unit.
132602
132602
132605

12A-12
FUEL MIXTURE
Air filter: Removal - Refitting
K9K, and 718 or 740
12A
II - REFITTING OPERATION FOR PART
CONCERNED
aRefit the air filter in the air filter unit cover.
aFit the air filter unit cover.
III - FINAL OPERATION
aRefit the air filter unit (see 12A, Fuel mixture, Air fil-
ter unit: Removal - Refitting, page 12A-13) . WARNING
If the air filter is fitted incorrectly in the air filter
unit, unfiltered air may enter the engine and
cause the engine to malfunction.

12A-13
FUEL MIXTURE
Air filter unit: Removal - Refitting
D4F, and 772
12A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aRemove the air duct on the front end panel.
aLoosen the air filter box clip .
aDisconnect the oil vapour rebreathing hose.
aUnclip the gearbox breather.
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aRemove the air filter unit:
-lift out the air filter unit to remove it from the rocker
cover,
-push the air filter unit towards the right to remove it
from the motorised throttle valve.
REFITTING
I - REFITTING OPERATION FOR PART
CONCERNED
aRefitting the air filter unit:
-push the air filter unit towards the left to attach it to
the motorised throttle valve,
-lower the air filter unit to attach it to the rocker cov-
er.
II - FINAL OPERATION.
aTighten the air filter unit clip.
aConnect the oil vapour rebreathing hoses.
aClip on the gearbox breather.
aRefit the air duct on the front end panel.
120409

12A-14
FUEL MIXTURE
Air filter unit: Removal - Refitting
K9K
12A
REMOVAL
I - REMOVAL PREPARATION OPERATION
aRemove the front engine cover.
II - OPERATION FOR REMOVAL OF PART
CONCERNED
aUnclip:
-the air filter air inlet pipe (1) on the vehicle,
-the air filter air inlet pipe from the air filter unit.
aRemove the air filter air inlet pipe.aUnclip the air filter box harnesses.
aDisconnect the connectors:
-from the air inlet temperature sensor downstream
of the turbocharger (3) ,
-the turbocharger pressure sensor (4) ,
-from the air inlet temperature sensor upstream of
the turbocharger (5) ,
-from the EGR (6) .
aRemove the bolt (7) from the turbocharger pressure
sensor on the air filter box.
aMove aside the turbocharger pressure sensor.
aLoosen the clip at the inlet of the air filter outlet air
pipe.
aUnclip the air filter outlet air pipe from the air filter
box.
aRaise the cover of the air filter box to remove it from
its mountings.
aSlide the air filter box towards the timing end.
aRemove the air filter box.
120038
Note:
Make sure you do not break the pins (2) .
120039

12A-15
FUEL MIXTURE
Air filter unit: Removal - Refitting
K9K
12A
REMOVAL
I - REFITTING OPERATION FOR PART
CONCERNED
aSlide the air filter box towards the gearbox side.
aCheck the condition of the air filter box mountings,
replace them if necessary.
aClip:
-the air filter box onto its mountings,
-the air filter air outlet pipe to the air filter.
aTighten the air pipe clip on the air filter outlet.
aRefit the air filter air inlet pipe on the vehicle.
aPosition the turbocharger pressure sensor on the air
filter box.
aRefit the bolt mounting the turbocharger pressure
sensor on the air filter box.
aConnect the connectors:
-of the inlet air temperature sensor,
-of the turbocharging pressure sensor,
-of the flow sensor,
-of the EGR.
aClip on the air filter box harnesses.
aClip the air filter inlet air pipe to the air filter box.
II - FINAL OPERATION.
aRefit the engine cover.Note:
Ensure that the centring lug of the box is fully
inserted in the cylinder head.