Renault Clio: Turbocharging: Precautions for the repair

D4F or K9K

Renault Clio. Turbocharging: Precautions for the repair

I - TURBOCHARGER: GENERAL INSTRUCTIONS

For the turbocharging pressure regulator check (see Fault finding - Tests) (Technical Note 3419A, 12B, Turbocharging).

WARNING

The turbocharger pressure regulator rod must not be adjusted.

II - TURBOCHARGER CIRCUIT DIAGRAM

Renault Clio. Turbocharging: Precautions for the repair

  1. Air filter unit
  2. Air flowmeter
  3. Compressor wheel
  4. Intercooler
  5. Inlet distributor
  6. Exhaust manifold
  7. Turbine wheel
  8. Bearing system (bearing + wheel shaft)
  1. Air filter box air outlet pipe
  2. Turbocharger air outlet pipe
  3. Intercooler air outlet pipe

III - APPLICATION CONDITIONS OF INSTRUCTIONS

The instructions below must be followed when replacing a turbocharger due to mechanical damage:

FOR THE AIR CIRCUIT:

FOR THE LUBRICATION CIRCUIT:

WARNING

Metal objects may enter the oil and air circuits as a result of a broken turbocharger.

Failure to follow the INSTRUCTIONS listed will lead to the turbocharger breaking again.

INSTRUCTIONS:

Note: When carrying out an operation on the air or lubrication circuit, it is necessary to plug the open holes to prevent any risk of foreign bodies entering the system.

IV - AIR CIRCUIT*: INSTRUCTIONS FOLLOWING MECHANICAL DAMAGE TO THE TURBOCHARGER

Note:

(*) These instructions for the air circuit are only to be followed in the case of:

Remove the intercooler if fitted to the vehicle (see 12B, Turbocharging, Intercooler: Removal - Refitting, 12B-21).

Turn the intercooler over and allow the oil inside to drain out.

Renault Clio. Turbocharging: Precautions for the repair

Note: If the compressor wheel (9) is damaged, metal objects are ejected inside the air pipes.

Check that there are no metal objects inside the air flowmeter (2).

Remove:

Renault Clio. Turbocharging: Precautions for the repair

For air pipes comprising several components:

Renault Clio. Turbocharging: Precautions for the repair

One by one, clean the pipes removed with the parts washer :

Renault Clio. Turbocharging: Precautions for the repair

Dry the pipes one by one using a compressed air spray gun.

For pipes comprising several components:

Refit:

Refit the intercooler, if fitted to the vehicle (see 12B, Turbocharging, Intercooler: Removal - Refitting, 12B-21).

V - LUBRICATION CIRCUIT**: INSTRUCTIONS FOLLOWING MECHANICAL DAMAGE TO THE TURBOCHARGER

Note: (**) These instructions relating to the lubrication circuit must always be followed in all cases of mechanical damage as listed above.

Drain the engine oil (see 10A, Engine and cylinder block assembly, Engine oil: Draining - Refilling, 10A-12).

Replace the oil filter (see 10A, Engine and cylinder block assembly, Oil filter: Removal - Refitting, 10A-19).

Only fill the engine with a suitable oil type (see Engine oil: Specifications) (Technical Note 6013A, 04A, Lubricants).

VI - GENERAL INSTRUCTIONS TO BE FOLLOWED WHEN REMOVING A TURBOCHARGER

Always replace:

WARNING

Failure to observe the following procedure may lead to destruction of the turbocharger.

When starting the engine:

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