2009 RENAULT TWINGO fuel pump

TWINGO - Chapitre 1
Contents
Pages
TWINGO - Chapitre 1ContentsPages
10AENGINE AND CYLINDER BLOCK
ASSEMBLY
Crankshaft seal on timing
end: Removal - Refitting 10A-1
Crankshaft seal, gearbox
end: Removal - Refitting 10A-3
Lower cover: Removal -
Refitting 10A-6
Engine oil: Draining -
Refilling 10A-22
Oil filter: Removal - Refitting 10A-29
Oil-coolant heat exchanger:
Removal - Refitting 10A-33
Conrod bearing shell:
Removal - Refitting 10A-37
Oil pressure sensor:
Removal - Refitting 10A-45
Oil pump: Removal -
Refitting 10A-50
Oil pressure: Check 10A-59
Multifunction suppor t:
Removal - Refitting 10A-63
Engine - gearbox assembly:
Removal - Refitting 10A-74
Valves: Adjustment 10A-105
Flywheel: Removal - Refitting 10A-10711A TOP AND FRONT OF ENGINE
Pressure at end of
compression: Check 11A-1
Accessories belt: Removal -
Refitting 11A-3
Crankshaft accessories
pulley: Removal - Refitting 11A-20
Timing belt: Removal -
Refitting 11A-27
Rocker cover: Removal -
Refitting 11A-66
Camshaft: Removal -
Refitting 11A-82
Cylinder head: Removal -
Refitting 11A-114
Camshaft dephaser :
Removal - Refitting 11A-135
Camshaft seal, timing end:
Removal - Refitting 11A-138
Oil decanter: Removal -
Refitting 11A-147
12A FUEL MIXTURE
Air inlet: Description 12A-1
Air filter: Removal - Refitting 12A-6
Air filter unit: Removal -
Refitting 12A-13

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

Contents
13C PREHEATING
Pre-postheating unit:
Removal - Refitting 13C-1
Heater plugs: Removal -
Refitting 13C-2
14A ANTIPOLLUTION
Oil vapour rebreathing
circuit: Descriptions 14A-1
Fuel vapour recirculation
circuit: Operating diagram 14A-2
Fuel vapour recirculation
circuit: Check 14A-3
Fuel vapour absorber:
Removal - Refitting 14A-4
Fuel vapour absorber: Check 14A-7
Fuel vapour absorber bleed
solenoid valve: Removal -
Refitting 14A-8
Exhaust gas recirculation
solenoid valve: Removal -
Refitting 14A-10
Exhaust gas cooler: Removal
- Refitting 14A-11
Exhaust gas recirculation
assembly: Removal -
Refitting 14A-15
Exhaust gas recirculation
rigid pipe: Removal -
Refitting 14A-19
16A STARTING - CHARGING
Alternator: Removal -
Refitting 16A-1
Star ter: Removal - Refitting 16A-10
Alternator pulley: Removal -
Refitting 16A-1717A IGNITION
Coils: Removal - Refitting 17A-1
Plugs: Removal - Refitting 17A-12
17B PETROL INJECTION
Petrol injection: List and
location of components 17B-1
Oxygen sensors: Removal -
Refitting 17B-13
Petrol injection computer:
Removal - Refitting 17B-20
Pinking sensor: Removal -
Refitting 17B-23
Crankshaft position sensor:
Removal - Refitting 17B-25
Injector rail - Injectors:
Removal - Refitting 17B-27
19A COOLING
Engine cooling system:
Specifications 19A-1
Engine cooling system:
Check 19A-2
Engine cooling circuit: List
and location of components 19A-4
Engine cooling system:
Operating diagram 19A-5
Cooling system: Draining -
Refilling 19A-9
Cooling radiator: Removal -
Refitting 19A-12
Coolant pump: Removal -
Refitting 19A-24
Thermostat: Removal -
Refitting 19A-34
Water chamber: Removal -
Refitting 19A-40

Contents
Engine cooling fan assembly:
Removal - Refitting 19A-51
Coolant pump inlet pipe:
Removal - Refitting 19A-58
Expansion bottle: Removal -
Refitting 19A-64
Coolant temperature sensor:
Removal - Refitting 19A-66
19B EXHAUST
Exhaust: List and location of
components 19B-1
Exhaust: Precautions for the
repair 19B-8
Catalytic converter: Removal
- Refitting 19B-12
Expansion chamber :
Removal - Refitting 19B-23
Intermediate pipe: Removal -
Refitting 19B-28
Silencer : Removal - Refitting 19B-31
19C TANK
Fuel tank: Draining 19C-1
Fuel tank: Removal -
Refitting 19C-4
Filler neck: Removal -
Refitting 19C-11
Fuel level sensor module:
Removal - Refitting 19C-13 19A COOLING
19D ENGINE MOUNTING
Suspended engine
mounting: Tightening torque 19D-1
Left-hand suspended engine
mounting: Removal -
Refitting 19D-4
Right-hand suspended
engine mounting: Removal -
Refitting 19D-13
Lower engine tie-bar:
Removal - Refitting 19D-18

10A-86
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
K9K
10A
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).
aRemove the air inlet pipe (1) from the air filter unit.aRemove the air filter unit (see 12A, Fuel mixture,
Air filter unit: Removal - Refitting, page 12A-13)
aDisconnect:
-the turbocharger regulation solenoid valve pipes
(2) and (3) ,
-the turbocharger regulation solenoid valve connec-
tor (4) .
aUnclip:
-the turbocharger regulation solenoid valve pipes,
-the turbocharger regulation solenoid valve wiring.
aDisconnect the brake servo non-return valve pipe
from the vacuum pump.
aRemove:
-the battery tray (see Battery tray: Removal - Re-
fitting) (80A, Battery),
-the diesel injection computer (see 13B, Diesel in-
jection, Diesel injection computer: Removal -
Refitting, page 13B-13) ,
-the front wheels (see Wheel: Removal - Refitting)
(35A, Wheels and tyres),
-the front wheel arch liners (see Front wheel arch
liner: Removal - Refitting) (55A, Exterior protec-
tion), Special tooling required
Mot. 1448Remote operation pliers for
hose clips .
Equipment required
refrigerant charging station
safety strap(s)
IMPORTANT
Consult the safety and cleanliness advice and oper-
ation recommendations before carrying out any
repair (see 13B, Diesel injection, Diesel injec-
tion: Precautions for the repair, page 13B-1) .
IMPORTANT
Wear protective gloves during the operation.
120038
K9K, and 718
141212

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-94
ENGINE AND CYLINDER BLOCK ASSEMBLY
Engine - gearbox assembly: Removal - Refitting
K9K
10A
aDetach the « engine cooling radiator - air condition-
ing condenser - intercooler » assembly from the
front upper cross member.
aClip on the clip of the intercooler air inlet pipe.
aConnect:
-the intercooler air outlet pipe,
-the intercooler air inlet pipe.
aTighten the clip on the intercooler outlet pipe.
aDetach the « engine cooling radiator - condenser »
assembly from the front upper cross member.
aRefit:
-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 diesel injection computer (see 13B, Diesel in-
jection, Diesel injection computer: Removal -
Refitting, page 13B-13) ,
-the battery tray (see Battery tray: Removal - Re-
fitting) (80A, Battery),
-the non-return valve pipe on the vacuum pump.aClip:
-the turbocharger regulation solenoid valve wiring,
-the turbocharger regulation solenoid valve pipes.
aConnect:
-the turbocharger regulation solenoid valve connec-
tor,
-the turbocharger regulation solenoid valve pipes.
aRefit the air filter unit (see 12A, Fuel mixture, Air fil-
ter unit: Removal - Refitting, page 12A-13) .
aRefit:
-the air pipe at the air filter unit inlet,
-the battery (see ) (80A, Battery).
aRefill:
-the gearbox (see Sequential gearbox oil: Drain-
ing - Filling) (21A, Manual gearbox),
-the engine 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) (if fitted),
-the brake fluid reservoir.
aBleed the clutch circuit (see Clutch circuit: Bleed)
(37A, Mechanical component controls). K9K, and 718
K9K, and 740
K9K, and 718