New turbo Renault Laguna Espace Vel Satis 2.2 Dci 718089-5001S 718089-5002S 718089-5003S 718089-5004S 718089-5005S 718089-5006S 718089-5007S 718089-5008S 718089-5009S 718089-0001 718089-0002 718089-00

New turbocharger replacment GT1852V

• Renault Avantime 2.2L dCi G9T712 – 110 kW / 150 HP
• Renault Espace IV 2.2L dCi G9T742 – 110 kW / 150 HP
• Renault Espace IV 2.2L dCi G9T743 – 110 kW / 150 HP
• Renault Laguna II 2.2L dCi G9T700 – 110 kW / 150 HP
• Renault Laguna II 2.2L dCi G9T702 – 110 kW / 150 HP
• Renault Laguna II Grandtour 2.2L dCi G9T702 – 110 kW / 150 HP
• Renault Laguna II Sport Tourer 2.2L dCi G9T702 – 110 kW / 150 HP
• Renault Vel Satis 2.2L dCi G9T702 – 110 kW / 150HP
• Renault Vel Satis 2.2L dCi G9T703 – 110 kW / 150HP
• 718089-0001, 718089-5001S 718089-1
• 718089-0002, 718089-5002S 718089-2
• 718089-0003, 718089-5003S 718089-3
• 718089-0004, 718089-5004S 718089-4
• 718089-0005, 718089-5005S 718089-5
• 718089-0006, 718089-5006S 718089-6
• 718089-0007, 718089-5007S 718089-7
• 718089-0008, 718089-5008S 718089-8
• 8200106870
• 8200139476
• 8200176856
• 8200060089
• 8200267138
• 8200447624A
• 8200683860

• Turbocharger GT1852V – Symptoms of Failure

  Vehicles:
  • Renault Avantime 2.2 dCi G9T712 – 110 kW / 150 HP
  • Renault Espace IV 2.2 dCi G9T742 / G9T743 – 110 kW / 150 HP
  • Renault Laguna II 2.2 dCi G9T700 / G9T702 – 110 kW / 150 HP
  • Renault Laguna II Grandtour 2.2 dCi G9T702 – 110 kW / 150 HP
  • Renault Laguna II Sport Tourer 2.2 dCi G9T702 – 110 kW / 150 HP
  • Renault Vel Satis 2.2 dCi G9T702 / G9T703 – 110 kW / 150 HP
  Engine: 2.2 dCi G9T
  Turbo model: GT1852V (Variable Geometry Turbo – VNT) The GT1852V turbocharger used in Renault 2.2 dCi G9T engines delivers strong torque and efficiency. However, these engines are known for sensitivity to oil quality and carbon buildup, which may lead to turbocharger failure if not properly maintained.

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  Common Symptoms of Turbocharger Failure

  1. Loss of Engine Power

  • Sluggish acceleration
  • Reduced boost pressure
  • Poor performance at higher RPM

  2. Excessive Exhaust Smoke

  • Blue smoke – oil leaking through worn turbo seals
  • Black smoke – insufficient air supply or boost leak
  • White smoke – oil entering exhaust housing

  3. Unusual Noises

  • Loud whistling or siren-like sound
  • Grinding or metallic noise (bearing damage)

  4. Increased Oil Consumption

  • Frequent oil top-ups required
  • Oil present in intercooler pipes

  5. Oil Leaks Around Turbo

  • Visible oil on compressor or turbine housing
  • Oil residue in intake system

  6. Boost Control Problems

  • Underboost or overboost fault codes
  • Engine warning light (check engine)
  • Limp mode activation

  7. Variable Geometry (VNT) Issues

  • Sticking vanes due to carbon buildup
  • Delayed or irregular boost response
  • Turbo not building pressure at low RPM

  8. Shaft Play

  • Excessive radial or axial movement
  • Risk of turbine or compressor wheel contact with housing

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  Common Causes

  Poor oil quality or extended oil change intervals
  • Blocked oil feed or return lines
  • Carbon buildup from EGR system
  • Engine overheating
  • Improper engine shutdown after heavy load

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  Recommendation

  If your Renault 2.2 dCi G9T (110 kW / 150 HP) shows any of these symptoms, immediate inspection of the turbocharger and lubrication system is recommended. Continued driving with a faulty turbo can lead to serious engine damage or complete turbo failure.