Renault Koleos Service Repair Manual: Intermediate pipe: Removal - Refitting

2TR

REMOVAL

I - OPERATION FOR REMOVAL OF PART CONCERNED

• Position the vehicle on a two-post lift.
• Remove the engine undertray.

II - OPERATION FOR REMOVAL OF PART CONCERNED

• Remove the connector pipe nuts (1) on the catalytic pre-converter.

• Remove the catalytic converter bracket nuts (2) on the connector pipe.

• Remove:
  • the connector pipe rubber mounting bush support nuts (3) ,
  • the connector pipe,
  • the connector pipe rubber mounting bush support (4) ,
  • the seal between the catalytic converter and the connector pipe,
  • the seal between the connector pipe and the catalytic converter.

REFITTING

I - REFITTING PREPARATION OPERATION

• Always replace:
  • the seal between the catalytic converter and the connector pipe,
  • the seal between the connector pipe and the catalytic converter.

II - REFITTING OPERATION FOR PART CONCERNED

• Refit:
  • the connector pipe rubber mounting bush support on to the connector pipe,
  • the connector pipe on to the catalytic pre-converter with a new seal,
  • the connector pipe bracket nuts on the catalytic pre-converter,
  • the connector pipe on to the catalytic converter with a new seal,
  • the catalytic converter bracket nuts on the connector pipe,
  • the connector pipe rubber mounting bush support nuts.
• Torque tighten:
  • the connector pipe bracket nuts on the catalytic pre-converter (65 N.m),
  • the catalytic converter bracket nuts on the connector pipe (45 N.m),
  • The connector pipe rubber mounting bush support nuts (14 N.m).

III - FINAL OPERATION.

• Refit the engine undertray.