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Change Car Turbo

Very technical 5h00–25h00 ~500–2500£
Estimated time 5h00–25h00
Estimated labour cost ~500–2500£
Difficulty Very technical
Vehicles
Scenic II/Grand Scenic 2003-2010 18
  • 1.5 dCi 100 Diesel (K9K-728 (F7))
  • 1.5 dCi 100 Diesel (K9K-729 (H7))
  • 1.5 dCi 105 Diesel (K9K-732 (P7))
  • 1.5 dCi 105 FAP Diesel (K9K-734 (77))
  • 1.5 dCi 80 Diesel (K9K-722 (D7))
  • 1.5 dCi 85 Diesel (K9K-724 (G7))
  • 1.9 dCi 110 FAP Diesel (F9Q-804 (E8))
  • 1.9 dCi 115 Diesel (F9Q-812 (D8))
  • 1.9 dCi 115 FAP Diesel (F9Q-803 (J8))
  • 1.9 dCi 115 FAP Diesel (F9Q-804 (E8))
  • 1.9 dCi 120 Diesel (F9Q-812 (D8))
  • 1.9 dCi 130 Diesel (F9Q-816 (K8))
  • 1.9 dCi 130 Diesel (F9Q-818 (L8))
  • 1.9 dCi 130 FAP Diesel (F9Q-803 (J8))
  • 1.9 dCi 130 FAP Diesel (F9Q-804 (E8))
  • 2.0 16V Turbo, -LPG LPG,Petrol (F4R-776 (37))
  • 2.0 dCi 150 Diesel (M9R-700 (A7))
  • 2.0 dCi 150 Diesel (M9R-721 (B7))
Scenic III/Grand Scenic 2009-2016 20
  • 1.2 TCe 115 Petrol (H5F-400 (A4))
  • 1.2 TCe 135 Petrol (H5F-404 (B4))
  • 1.2 TCe 135 Petrol (H5F-408 (F4))
  • 1.4 16V TCe 130, -LPG LPG,Petrol (H4J-700 (A7))
  • 1.5 dCi 105 Diesel (K9K-832 (G8))
  • 1.5 dCi 110 Diesel (K9K-656)
  • 1.5 dCi 110 FAP Diesel (K9K-636 (A6))
  • 1.5 dCi 110 FAP Diesel (K9K-657 (G6))
  • 1.5 dCi 110 FAP Diesel (K9K-836 (J8))
  • 1.5 dCi 110 FAP Diesel (K9K-837 (N8))
  • 1.5 dCi 85 Diesel (K9K-830 (F8))
  • 1.5 dCi 95 Diesel (K9K-656 (G6))
  • 1.5 dCi 95 FAP Diesel (K9K-846 (R8))
  • 1.6 dCi 130 Diesel (R9M-402 (A4))
  • 1.6 dCi 130 Diesel (R9M-404 (C4))
  • 1.6 dCi 130 Diesel (R9M-414 (E4))
  • 1.9 dCi 130 Diesel (F9Q-872 (P8))
  • 1.9 dCi 130 FAP Diesel (F9Q-870 (N8))
  • 2.0 dCi 16V 150 FAP Diesel (M9R-615 (C6))
  • 2.0 dCi 16V 160 FAP Diesel (M9R-610 (B6))
Scenic IV/Grand Scenic 2016-2025 19
  • 1.2 TCe 115, -LPG LPG,Petrol (H5F-408 (F4))
  • 1.2 TCe 135 Petrol (H5F-408 (F4))
  • 1.3 TCe 115 Petrol (H5H-450 (A4))
  • 1.3 TCe 115 Petrol (H5H-470 (B4))
  • 1.3 TCe 115 Petrol (H5H-490 (E4))
  • 1.3 TCe 140 Petrol (H5H-470 (B4))
  • 1.3 TCe 140 Petrol (H5H-490 (E4))
  • 1.3 TCe 140, -LPG LPG,Petrol (H5H-450 (A4))
  • 1.3 TCe 160 Petrol (H5H-450 (A4))
  • 1.3 TCe 160 Petrol (H5H-470 (B4))
  • 1.3 TCe 160 Petrol (H5H-490 (E4))
  • 1.5 dCi 110 Diesel (K9K-646 (F6))
  • 1.5 dCi 110 Diesel (K9K-647 (F6))
  • 1.5 dCi 110 Hybrid Assist 48V (MHEV),Diesel (K9K-500 (A5))
  • 1.5 dCi 95 Diesel (K9K-646 (F6))
  • 1.6 dCi 130 Diesel (R9M-409 (E4))
  • 1.6 dCi 160 Diesel (R9M-452 (D4))
  • 1.7 dCi 120 Diesel (R9N-401 (A4))
  • 1.7 dCi 150 Diesel (R9N-400 (A4))
Renew the turbocharger Without diesel particulate filter 10h00
Renew the turbocharger 10h00
Renew the turbocharger With diesel particulate filter 12h00
Renew the turbocharger Dual-clutch transmission 25h00
Renew the turbocharger Manual transmission 24h00

What is the role of the Renault Scenic turbo?

The turbocharger increases engine power by compressing the intake air, allowing more air (and therefore more fuel) into the combustion chambers. It is driven by exhaust gases spinning a turbine at speeds up to 250,000 rpm. The compressed intake air passes through an intercooler to reduce its temperature before entering the engine.

What are the symptoms of a failing Renault Scenic turbo?

Common symptoms include: loss of engine power or boost, excessive exhaust smoke (blue/white for oil burning, black for over-fuelling), whining or whistling noise from the turbo area, engine warning light or turbo fault codes, oil leaks at the turbo housing, increased oil consumption.

What causes Renault Scenic turbo failure?

The main causes are: oil starvation (blocked or restricted oil feed lines, low oil level, poor oil quality), foreign object ingestion, excessive exhaust temperature, worn bearings due to high mileage, and contaminated oil. Always investigate and fix the root cause before fitting a replacement turbo.

Can a Renault Scenic turbo be reconditioned?

Yes, turbo reconditioning is a common and cost-effective alternative to buying new. A reputable service will disassemble, inspect, replace worn parts, rebalance, and test the unit. Expect to pay 30–60% of the new price.

Is it difficult to change a Renault Scenic turbo?

Difficulty level 5/5: very technical. The turbo is connected to both the intake and exhaust systems, requiring numerous disassembly steps. Approximately 5 hours on average for a professional mechanic. Key precautions after fitting: change the engine oil and filter, prime the turbo with oil before starting, allow the turbo to cool down after hard driving by idling for 30 seconds before switching off.

3 models covered

Model Year Range Engines covered Fuel
Scenic II/Grand Scenic 2003-2010 2003-2010 1.4 16V, -LPG LPG,Petrol (K4J-730 (D7)), 1.4 16V, -LPG LPG,Petrol (K4J-740 (D7)), 1.5 dCi 100 Diesel (K9K-728 (F7)), 1.5 dCi 100 Diesel (K9K-729 (H7)), 1.5 dCi 105 Diesel (K9K-732 (P7)), 1.5 dCi 105 FAP Diesel (K9K-734 (77)), 1.5 dCi 80 Diesel (K9K-722 (D7)), 1.5 dCi 85 Diesel (… Bioethanol (E85), Diesel, LPG, Petrol
Scenic III/Grand Scenic 2009-2016 2009-2016 1.2 TCe 115 Petrol (H5F-400 (A4)), 1.2 TCe 135 Petrol (H5F-404 (B4)), 1.2 TCe 135 Petrol (H5F-408 (F4)), 1.4 16V TCe 130, -LPG LPG,Petrol (H4J-700 (A7)), 1.5 dCi 105 Diesel (K9K-832 (G8)), 1.5 dCi 110 Diesel (K9K-656), 1.5 dCi 110 FAP Diesel (K9K-636 (A6)), 1.5 dCi 110 FAP Diese… Bioethanol (E85), Diesel, LPG, Petrol
Scenic IV/Grand Scenic 2016-2025 2016-2025 1.2 TCe 115, -LPG LPG,Petrol (H5F-408 (F4)), 1.2 TCe 135 Petrol (H5F-408 (F4)), 1.3 TCe 115 Petrol (H5H-450 (A4)), 1.3 TCe 115 Petrol (H5H-470 (B4)), 1.3 TCe 115 Petrol (H5H-490 (E4)), 1.3 TCe 140 Petrol (H5H-470 (B4)), 1.3 TCe 140 Petrol (H5H-490 (E4)), 1.3 TCe 140, -LPG LPG,Pe… 48V (MHEV), Diesel, LPG, Petrol