Renault Koleos Service Repair Manual: Coolant pump inlet pipe: Removal - Refitting

M9R

REMOVAL

I - REMOVAL PREPARATION OPERATION

• Position the vehicle on a two-post lift.
• Remove:
  • the engine cover
  • the windscreen wiper arms
  • the scuttle panel half-grille
  • the windscreen wiper mechanism
  • the scoop under the scuttle panel grille.

• Pivot the intercooler air inlet pipe clip (1) .

• Remove the intercooler air inlet pipe bolt (2) from the fuel supply pipe bracket.
• Move aside the intercooler air inlet pipe
• Remove the engine undertray.
• Drain the cooling system .
• Remove:
  • the air inlet sleeve clips
  • the air inlet sleeve from the air filter unit
  • the battery
  • the battery tray
  • the air filter box
• Loosen the air filter unit air outlet pipe clip on the turbocharger.
• Disconnect:
  • the oil vapour rebreathing pipe from the oil separator,
  • the air filter unit air outlet pipe from the turbocharger.
• Fit a blanking plug into the oil separator opening.
• Remove:
  • the inlet manifold
  • the exhaust gas recirculation rigid pipe between
    the exhaust manifold and the exhaust gas recirculation intercooler .

• Disconnect the connector (3) from the damper valve wiring.
• Loosen the clip (4) on the intercooler air outlet pipe.
• Remove the intercooler air outlet pipe bolt (5) .
• Disconnect the intercooler air outlet pipe (6) from the air inlet flap.
• Move the intercooler air outlet pipe to one side.

• Remove:
  • the dipstick guide tube bolt (7) ,
  • the dipstick tube.
• Fit a blanking plug on the opening of the dipstick guide tube on the cylinder block.
• Remove the damper valve.

• Disconnect the turbocharger pressure sensor connector (8) .
• Remove:
  • the housing from the turbocharging pressure sensor (9)
  • the exhaust gas recirculation rigid pipe between
    the exhaust gas recirculation solenoid valve and the exhaust gas recirculation intercooler
  • the starter
  • the exhaust gas recirculation intercooler
• Unclip the wiring harness from the coolant pump inlet pipe.

II - OPERATION FOR REMOVAL OF PART CONCERNED

• Remove:
  • the clip (10) from the coolant pump inlet pipe coming from the oil filter unit using the tool (Mot. 1448).
  • the clip (11) from the coolant pump inlet pipe coming from the expansion bottle using the tool (Mot.1448).
• Remove the coolant pump inlet pipe bolt (12) .
• Pull the coolant pump inlet pipe in the direction of the arrow.
• Move aside the coolant pump inlet pipe.
• Remove the clip (13) from the coolant pump inlet pipe coming from the exhaust gas recirculation intercooler using the tool (Mot. 1448).
• Disconnect:
  • the hose coming from the exhaust gas recirculation intercooler from the coolant pump inlet pipe,
  • the hose coming from the oil filter unit from the coolant pump inlet pipe,
  • the hose coming from the expansion bottle from the coolant pump inlet pipe.
• Remove the coolant pump inlet pipe.

REFITTING

I - REFITTING PREPARATION OPERATION

• Clean:
  • the exhaust gas recirculation intercooler joint face,
  • the exhaust gas recirculation solenoid valve joint face,

• Always replace:
  • the coolant pump inlet pipe seal,
  • the seal between the turbocharger pressure sensor housing and the exhaust gas recirculation solenoid valve
  • the seal between the air inlet flap and the turbocharger pressure sensor housing.
• Refit the new coolant pump inlet pipe seal.

II - REFITTING OPERATION FOR PART CONCERNED

• Connect the hose coming from the exhaust gas recirculation intercooler onto the coolant pump inlet pipe.
• Refit the clip (13) on the coolant pump inlet pipe coming from the exhaust gas recirculation intercooler using the tool (Mot. 1448).
• Connect the coolant pump inlet pipe to the hose coming from the oil filter unit.

• Refit:
  • the coolant pump inlet pipe,
  • the coolant pump inlet pipe bolt.
• Torque tighten the coolant pump inlet pipe bolt (10 N.m).
• Connect the hose coming from the expansion bottle to the coolant pump inlet pipe.
• Refit:
  • the clip on the coolant pump inlet pipe coming from the oil filter unit using the tool (Mot. 1448),
  • the clip on the coolant pump inlet pipe coming from the expansion bottle using the tool (Mot. 1448).

III - FINAL OPERATION.

• Clip on the wiring of the coolant pump inlet pipe.
• Refit the exhaust gas recirculation intercooler.
• Refit:
  • the starter
  • the new exhaust gas recirculation rigid pipe seals between the exhaust gas recirculation solenoid valve and the exhaust gas recirculation intercooler
  • the exhaust gas recirculation rigid pipe between the exhaust gas recirculation solenoid valve and the exhaust gas recirculation intercooler
  • the new seal between the turbocharger pressure sensor housing and the exhaust gas recirculation solenoid valve
  • the housing of the turbocharging pressure sensor.
• Connect the turbocharger pressure sensor connector.
• Refit:
  • the new seal between the air inlet flap and the turbocharger pressure sensor housing,
  • the damper valve .
• Remove the blanking plug from the dipstick guide tube on the cylinder block.
• Refit:
  • dipstick guide ,
  • the dipstick guide tube bolts.
• Torque tighten the dipstick guide tube bolts (10 N.m).
• Connect the intercooler air outlet pipe to the damper valve.
• Refit the intercooler air outlet pipe bolt.
• Tighten:
  • the intercooler air outlet pipe bolt (8 N.m),
  • the intercooler air outlet pipe clip (8 N.m) using the tool (Mot. 1608).
• Connect the damper valve wiring connector.
• Refit:
  • the new exhaust gas recirculation rigid pipe seal on the exhaust manifold
  • the exhaust gas recirculation rigid pipe between the exhaust manifold and the exhaust gas recirculation intercooler
  • the new inlet manifold seal
  • the inlet manifold
  • the inlet manifold hoses and pipes
• Refit the air filter unit.
• Connect the air filter unit air outlet pipe to the turbocharger and the air filter unit.
• Torque tighten the air filter unit air outlet pipe clips (5 N.m) using the tool (Mot. 1608).
• Remove the blanking plug from the opening of the oil separator.
• Connect the oil vapour rebreathing pipe to the oil decanter.

• Remove the intercooler air inlet pipe seal using the tool tweezers.

• Refit the new intercooler air inlet pipe seal.
• Rotate the intercooler air inlet pipe to refit the clip in its housing.
• Clip the intercooler air inlet pipe onto the turbocharger.
• Refit the intercooler air inlet pipe bolt to the fuel supply pipe bracket.
• Torque tighten the intercooler air inlet pipe bolt (8 N.m).
• Refit:
  • the battery tray
  • the battery
  • the scoop under the scuttle panel grille
  • the windscreen wiper mechanism
  • the scuttle half-grille
  • the windscreen wiper arms
  • the air inlet sleeve to the air filter unit
  • the air inlet sleeve clips.
• Fill the cooling system.
• Drain the cooling system.
• Refit:
  • the engine cover,
  • the engine undertray.

2TR

REMOVAL

I - REMOVAL PREPARATION OPERATION

• Position the vehicle on a two-post lift.

• Disconnect the battery.
• Remove the engine undertray.
• Drain the cooling system.
• Remove:
  • the front right-hand wheel
  • the front right-hand splash guard (
  • the front right-hand wheel arch liner
  • the accessories belt
  • the fixed roller
  • the auto tensioner
  • the windscreen washer bottle filler neck
  • the alternator
  • the coolant pump.

• Remove:
  • the exhaust manifold upper heat shield bolts,
  • the exhaust manifold upper heat shield,
  • the clip (1) ,
  • the dipstick guide tube bolt (2) ,
  • the dipstick (3) and the dipstick guide tube,
  • the exhaust manifold (4).

II - OPERATION FOR REMOVAL OF PART CONCERNED

• Remove:
  • the bolts (5) from the coolant pump inlet pipe,
  • the coolant pump housing bolts (6) ,
  • the coolant pump housing (7) ,
  • the coolant pump housing seal,
  • the coolant pump inlet pipe seal,
  • the coolant pump inlet pipe (8) as shown on the diagram,
  • the coolant pump inlet pipe O-ring at the thermostat.

REFITTING

I - REFITTING PREPARATION OPERATION

• Always replace:
  • the seals,
  • the O-ring.

II - REFITTING OPERATION FOR PART CONCERNED

• Refit:
  • the coolant pump inlet pipe,
  • the coolant pump inlet pipe seal,
  • the coolant pump housing seal,
  • the coolant pump housing,
  • the coolant pump housing bolts,
  • the coolant pump inlet pipe bolts.
• Torque tighten:
  • the coolant pump housing bolts (22 N.m),
  • the coolant pump inlet pipe bolts (22 N.m).

III - FINAL OPERATION.

• Refit:
  • the exhaust manifold
  • the dipstick and the dipstick guide tube
  • the dipstick guide tube bolt.
• Torque tighten the dipstick guide tube bolt (22 Nm).
• Refit:
  • the clip (1)
  • the exhaust manifold upper heat shield
  • the exhaust manifold upper heat shield bolts.
• Torque tighten the exhaust manifold upper heat shield bolts (6 N.m).
• Refit:
  • the coolant pump
  • the alternator
  • the windscreen washer bottle filler neck
  • the auto tensioner
  • the fixed roller
  • the accessories belt
  • the front right-hand wheel arch liner
  • the front right-hand splash guard
  • the front right-hand wheel
• Fill the cooling system .
• Refit the engine undertray.
• Connect the battery.
• Bleed the cooling system.