Renault Clio: Venturi: Removal - Refitting
K9K, and 750 or 752 or 766 or 768
IMPORTANT
Before carrying out any work on the injection circuit,
check using the Diagnostic tool
- that the injector rail is not under pressure,
- that the fuel temperature is not too high.
It is essential to respect the safety and cleanliness
advice whenever work is carried out on this system.
Loosening a high pressure pipe union when the
engine is running is strictly prohibited.
WARNING
Before starting work on the vehicle, obtain:
- a new blanking plug kit (part no. 77 01 206 804),
- cleaning cloths (part no. 77 11 211 707),
- cleaning product (part no. 77 11 224 188).
Note:
Vehicles equipped with the K9K*768 engine may or
may not be equipped with an intercooler.
REMOVAL
I - REMOVAL PREPARATION OPERATION
- Disconnect the battery (see Battery: Removal - Refitting)
(MR 392, 80A, Battery).
- Remove the front engine cover.
- Disconnect the inlet air pressure sensor (1).
K9K, and 750 or 766 or 768
- Remove the upper section of the turbocharger air duct (2).
- Loosen the clip (3).
- Move the inlet air duct to one side (4).
- Remove:
- the dipstick,
- the dipstick duct bolts.
- Move the dipstick duct to one side.
- Unclip the upper section of the injector rail protector.
- Unscrew the upper section of the injector rail protector.
- Remove the injector rail protector.
- Remove the high pressure pump protectors (5) and (6).
- Protect the alternator from fuel outflow.
- Pour cleaning product into a container.
IMPORTANT
Wear protective gloves when using cleaning
product.
- Soak the brush with cleaning product and clean the
diesel return pipe union on the high pressure pump.
- Blow compressed air into the cleaned areas, then
wipe with new cloths.
IMPORTANT
Wear protective glasses.
WARNING
Do not blow compressed air once the fuel circuit
is open, otherwise impurities may enter the system.
Use cloths if necessary.
- Disconnect the diesel return pipe (7).
- Fit the correct blanking plugs.
- Disconnect the return pipe (8) connecting the injectors
to the high pressure pump.
- Fit the correct blanking plugs.
II - REMOVAL OF THE PART CONCERNED
- Remove:
- the Venturi bolt (9),
- the Venturi (10).
- Fit blanking plugs into the openings.
REFITTING
I - REFITTING PREPARATION OPERATION
WARNING
Do not remove the blanking plugs from each
component until the last moment.
- Lubricate the O-ring with lubricant from the applicator
supplied with the new part.
Note:
Do not lubricate the Venturi seals with grease or
used diesel fuel.
Use the applicator supplied with the kit.
II - REFITTING PART CONCERNED
WARNING
Do not damage the O-ring when fitting the Venturi.
- Tighten to torque the Venturi bolt (5.5 N.m) using a
torque wrench.
III - FINAL OPERATION
- Connect the return pipe connecting the injectors to
the high pressure pump.
- Refit the high pressure pump protection.
- Refit the inlet air duct.
- Connect the inlet air pressure sensor.
K9K, and 750 or 766 or 768
- Loosen the intercooler inlet air pipe nut on the alternator.4
- Fit the air duct between the turbocharger and the intercooler
air inlet pipe.
- Lock the air duct onto the turbocharger and the intercooler
inlet air pipe.
- Torque tighten the nut mounting the intercooler
inlet air pipe on the alternator (8 N.m).
- Refit the engine cover.
- Connect the battery (see Battery: Removal - Refitting)
(MR 392, 80A, Battery).
- Check that there are no diesel leaks:
- check the sealing after repair (see 13B, Diesel injection, High
pressure pipe: Check, 13B- 99),
- let the engine run at idle speed until the engine
cooling fan starts to operate,
- accelerate several times at no load,
- switch off the ignition,
- check that there is no diesel fuel escaping.
READ NEXT:
K9K, and 764 or 772
IMPORTANT
Consult the safety instructions and cleanliness
advice and the operation recommendations before
carrying out any repairs (see Diesel injection:
Repair precautions).
IMPO
K9K, and 764 or 772
WARNING
Before starting work on the vehicle, obtain:
a new blanking plug kit (part no. 77 01 476 857),
cleaning wipes (part no. 77 11 211 707),
cleaning product (part no. 77 1
K9K, and 764 or 772
WARNING
Before starting work on the vehicle, make sure you
have:
a new blanking plug kit (part no. 77 01 476 857),
cleaning wipes (part no. 77 11 211 707),
cleaning product (p
SEE MORE:
LEFT-HAND DRIVE
REMOVAL
I - REMOVAL PREPARATION OPERATION
Put the vehicle on a two-post lift (see Vehicle: Towing and lifting).
Drain the coolant circuit using refrigerant charging
station.
Fit a pedal press on the brake pedal.
Disconnect the battery (see Battery: Removal - Refitting).
Remov
Bonnet release control: Removal - Refitting
REMOVAL
I - REMOVAL PREPARATION OPERATION
Remove:
the wheel arch liners (see 55A, Exterior protection,
Front wheel arch liner: Removal - Refitting, 55A-41),
the front bumper (see 55A, Exterior protection,
Front bumper: Removal - Refitting, 55A-1
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