Renault Koleos Service Repair Manual: Damper valve: Removal - Refitting

M9R

REMOVAL

I - REMOVAL PREPARATION OPERATION

• Remove the engine cover.

• Disconnect the connector from the damper valve wiring (1) .
• Loosen the clip (2) on the intercooler air outlet pipe.
• Remove the intercooler air outlet pipe bolt (3) .
• Disconnect the intercooler air outlet pipe (4) from the damper valve.
• Move the intercooler air outlet pipe to one side.

• Remove:
  • the dipstick guide tube bolts (5) .
  • the dipstick guide tube.
• Plug the opening of the dipstick guide tube on the cylinder block.

II - OPERATION FOR REMOVAL OF PART CONCERNED

• Remove:
  • the strut bolts and nuts (6) ,
  • the damper valve strut,
  • the damper valve,
  • the seal between the damper valve and the turbocharger pressure sensor housing.

• Disconnect the connector (7) from the turbocharger pressure sensor.
• Remove:
  • the turbocharger pressure sensor housing (8) ,
  • the seal between the turbocharger pressure sensor housing and the exhaust gas recirculation solenoid valve.

REFITTING

I - REFITTING PREPARATION OPERATION

• Clean and degrease the bearing faces:
  • between the turbocharger pressure sensor housing and the exhaust gas recirculation solenoid valve,
  • between the damper valve and the turbocharger pressure sensor housing.
• Always replace:
  • the seal between the turbocharger pressure sensor housing and the exhaust gas recirculation solenoid valve,
  • the seal between the damper valve and the turbocharger pressure sensor housing.

II - REFITTING OPERATION FOR PART CONCERNED

• Refit:
  • the seal between the turbocharger pressure sensor housing and the exhaust gas recirculation solenoid valve,
  • the turbocharger pressure sensor housing.
• Connect the turbocharger pressure sensor connector.
• Refit:
  • the seal between the damper valve and the turbocharger pressure sensor housing,
  • the damper valve,
  • the damper valve strut,
  • the strut bolts and nuts.
• Torque tighten in turn:
  • the strut bolts and nuts on the damper valve (10 N.m).
  • the strut bolts on the inlet manifold (10 N.m).

III - FINAL OPERATION.

• Remove the plug from the opening of the dipstick guide tube on the cylinder block.
• Refit:
  • the dipstick guide tube,
  • 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.
• Torque tighten:
  • the intercooler air outlet pipe bolt (8 N.m),
  • the intercooler air outlet pipe clip (6 N.m) using the tool (Mot. 1608).
• Connect the damper valve wiring connector.
• Refit the engine cover.
• Connect the Diagnostic tool.
• Reinitialise the programming in accordance with the procedure for command SC036 when replacing the damper valve.