2009 RENAULT TWINGO RS Fuel supply

© Renault s.a.s 2007 "The repair procedures given by the manufacturer in this document are based on the
technical specifications current when it was prepared.
The procedures may be modified as a result of changes introduced by the manufacturer in
the production of the various component units and accessories from which the vehicles are
constructed".All rights reserved by Renault.
Copying or translating, in part or in full, of this document or use of the service part reference
numbering system is forbidden without the prior written authority of Renault.
NOVEMBER 2009 EDITION ANGLAISE
X44
1Engine and peripherals
10AENGINE AND CYLINDER BLOCK ASSEMBLY
11ATOP AND FRONT OF ENGINE
12AFUEL MIXTURE
12BTURBOCHARGING
13AFUEL SUPPLY
13BDIESEL INJECTION
13CPREHEATING
14AANTIPOLLUTION
16ASTARTING - CHARGING
17AIGNITION
17BPETROL INJECTION

Contents
Air resonator : Removal -
Refitting 12A-19
Throttle valve: Removal -
Refitting 12A-20
Throttle valve: Cleaning 12A-26
Air flowmeter: Removal -
Refitting 12A-28
Inlet distributor: Removal -
Refitting 12A-29
Injector holder shim:
Removal - Refitting 12A-45
Exhaust manifold: Removal -
Refitting 12A-48
12B TURBOCHARGING
Turbocharging: Precautions
for the repair 12B-1
Turbocharger: Removal -
Refitting 12B-4
Turbocharger oil pipe:
Removal - Refitting 12B-12
Intercooler : Removal -
Refitting 12B-18
13A FUEL SUPPLY
Diesel supply circuit:
Operating diagram 13A-1
Manual pr iming pump:
Removal - Refitting 13A-2
Fuel filter : Removal -
Refitting 13A-4
Electric diesel fuel heater:
Removal - Refitting 13A-7
Fuel circuit: Operating
diagram 13A-8 12A FUEL MIXTUREFuel pressure: Check 13A-9
Fuel flow: Check 13A-14
13B DIESEL INJECTION
Diesel injection: Precautions
for the repair 13B-1
Diesel injection: List and
location of components 13B-8
Diesel injection computer:
Removal - Refitting 13B-13
Camshaft position sensor:
Removal - Refitting 13B-14
Crankshaft position sensor:
Removal - Refitting 13B-15
High pressure pump:
Removal - Refitting 13B-16
Flow actuator: Removal -
Refitting 13B-26
Venturi: Removal - Refitting 13B-31
High pressure pipe: Check 13B-34
High pressure pipe between
pump and rail: Removal -
Refitting 13B-35
High pressure pipe between
rail and injector: Removal -
Refitting 13B-39
Injector rail: Removal -
Refitting 13B-43
Rail pressure sensor:
Removal - Refitting 13B-48
Fuel temperature sensor:
Removal - Refitting 13B-49
Injector leak flow: Check 13B-51
Accelerometer : Removal -
Refitting 13B-53 13A FUEL SUPPLY

10A-78
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
D4F or D7F
10A
aDrain the coolant circuit (see Refrigerant circuit:
Draining - Filling) .
aRemove:
-the air conditioning pipe bolts on the compressor,
-the air conditioning pipe bolt on the dehydrator res-
ervoir.
aDisconnect the air conditioning pressostat connec-
tor.
a
aDisconnect the fuel supply pipe union.
aInsert the blanking plugs.
aUnclip the fuel pipe on the upper timing cover.aSet the wheels straight ahead.
aPosition the flywheel immobiliser.
aRemove the cover from the universal joint (do not
keep).
aRemove the universal joint bolt (do not keep).
aRemove the universal joint from the steering box.
aDetach the electrical wiring on the cross member.
aLoosen the tie rod lower bolts.
aRemove:
-the tie rod upper bolts.
-the track rod end nuts,
-the track rod ends using the (Tav. 476),
-the lower guide pin bolts,
-the brake pads,
-the calliper mounting bolts,
-the brake callipers, and attach them to the suspen-
sion springs,
-the ABS sensor bolts (if fitted to the vehicle),
-the ABS sensors,
-the shock absorber base lower bolts, AIR CONDITIONING
WARNING
To prevent moisture from entering the system,
place plugs on the cold loop components which
are open to the air.
IMPORTANT
During this operation, 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 leaktight gloves (Nitrile type) for this opera-
tion.
WARNING
To avoid any corrosion or damage, protect the
areas on which fuel is likely to run.
119544

10A-83
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
D4F or D7F
10A
aTorque tighten:
-the front subframe bolts (62 N.m),
-the rear subframe bolts (105 N.m),
-the subframe rear tie rod inner bolts (21 N.m),
-the subframe rear tie rod outer bolts (90 N.m),
-the engine tie-bar bolts on the gearbox (105
N.m),
-the engine tie-bar bolt on the subframe (105
N.m).
aRefit the control cables onto the gearbox.
aRemove the blanking plugs from the openings.
aClip the clutch pipe onto the gearbox.
aConnect the clutch slave cylinder.
aRemove the hose clamp (Ms. 583).
aBleed the clutch circuit (see Clutch circuit: Bleed) .
aRefit the gear control linkage.
aAttach the gear control linkage to:
-the gear lever,
-the control lever on the gearbox.
aRefit:
-the heat shield,
-the heat shield bolts.
aRefit the clutch control cable on the manual gearbox.
aRefit the catalytic converter (see 19B, Exhaust,
Catalytic converter: Removal - Refitting, page
19B-12) .aRefit the exhaust downpipe.
aFit the clip.
aTighten the intermediate pipe clip.
aRefit the exhaust downpipe bolts.
aTorque tighten the exhaust downpipe bolts (9
N.m).
aRefit:
-the shock absorber base lower bolts,
-the ABS sensors,
-the ABS sensor bolts (if fitted to the vehicle),
-the brake callipers,
-the calliper mounting bolts,
-the brake pads,
-the lower guide pin bolts,
-track rod ends,
-the track rod end nuts,
-the tie rod upper bolts.
aTorque tighten:
-the shock absorber base lower bolts (105 N.m ),
-the calliper mounting bolts (105 N.m),
-the lower guide pin bolts (34 N.m),
-the track rod end nuts (37 N.m),
-the tie rod upper bolts (21 N.m),
-the tie rod lower bolts (62 N.m).
aClip the electrical wiring on to the cross member.
aFit the steering box universal joint.
aRefit the universal joint bolt.
aTorque tighten the universal joint (24 N.m).
aRemove the flywheel immobiliser.
aClip the fuel pipe on to the upper timing cover.
aConnect the fuel supply pipe union.
aConnect the air conditioning pressostat connector. JH3
JB1 or JH1
D4F, and 772 – D7F
D4F, and 780 or 782
AIR CONDITIONING

10A-89
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
K9K
10A
aUnclip the fuel supply pipes at (12) .
aDisconnect the inlet pipe (13) from the high pressure
pump.
aDisconnect the return pipe (14) from the high pres-
sure pump.
aInsert the blanking plugs.
aUnclip the blower unit wiring.
aDisconnect the connectors from the fan assembly
wiring.
aCut the clip on the battery mounting.aRemove:
-the engine compartment connection unit cover
bolts (15) ,
-the cover of the engine compartment connection
unit.
aDisconnect the connector (16) from the pre-posthe-
ating unit.
121423
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.
120324
121429
K9K, and 718
141240

10A-93
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
K9K
10A
II - FINAL OPERATION
aRemove the.
aLubricate the seals using recommended air condi-
tioning oil to make fitting easier.
aRefit:
-the connecting pipes to the compressor,
-the connecting pipe union bolts on the compressor,
-the bolt for the connecting pipe mounting on the
compressor.
aConnect:
-the pressostat connector,
-the hose to the coolant pump inlet pipe using the
tool (Mot. 1448).
aFit:
-the hose clip on the coolant pump inlet pipe using
the tool (Mot. 1448),
-the earth on the front left-hand wing.
aRefit the earth nut on the front left-hand wing.
aClip:
-the engine compartment connection unit relay
plates,
-the fuse holders.
aRefit the fuses.
aConnect the preheating unit connector.
aRefit the earth nut on the front left-hand side mem-
ber.
aFit the engine compartment connection unit.
aRefit the engine compartment connection unit
mountings on the body.
aConnect the black connector.
aClip on the black connector.
aRefit:
-the engine compartment connection unit cover,
-a new clip on the battery mounting to hold the elec-
trical wiring.
aConnect the wiring connectors to the fan assembly.aClip the fan assembly wiring.
aRemove the blanking plugs.
aConnect the high pressure pump inlet pipe.
aClip on the fuel supply pipe.
aConnect the high pressure pump return pipe.
aClip on the fuel return pipe.
aRemove the blanking plugs on the clutch hydraulic
control and on the control pipe.
aConnect the clutch hydraulic control to the gearbox.
aClip:
-the clutch control hydraulic pipe on the gearbox,
-the gearbox controls on the cable sleeve stops,
-the gearbox controls on the gear selectors.
aConnect:
-the hoses to the heater radiator,
-the top hose to the water chamber.
aFit:
-the hose clips on the heater radiator using the tool
(Mot. 1448),
-the clip for the top hose on the water chamber us-
ing the tool (Mot. 1448).
aRefit:
-the front section of the intermediate pipe (see 19B,
Exhaust, Intermediate pipe: Removal - Refit-
ting, page 19B-28) ,
-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 engine tie-bar (see 19D, Engine mounting,
Lower engine tie-bar: Removal - Refitting, page
19D-18) . WARNING
To prevent any leaks, check that the seal and the
surface of the pipe are in good condition. The
seal and the surface must be clean and scratch
free.

10A-98
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
K4M
10A
aDisconnect:
-the fuel vapour absorber bleed solenoid valve pipe
(12) ,
-the fuel vapour absorber bleed solenoid valve con-
nector (13) .aUnclip the fuel supply pipe at (14) .
aDisconnect the fuel supply pipe (15) .
131766131767
WARNING
To prevent impur ities from entering the circuit,
place protective plugs on all fuel circuit compo-
nents exposed to the open air.

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.