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Change Car Turbo

Very technical 2h00–6h00 ~200–600£
Estimated time 2h00–6h00
Estimated labour cost ~200–600£
Difficulty Very technical
Vehicles
i20 2008-2014 4
  • 1.1 CRDi Diesel (D3FA)
  • 1.4 CRDi 16V Diesel (D4FC-L)
  • 1.4 CRDi Diesel (D4FC)
  • 1.6 CRDi 16V Diesel (D4FB-FL)
i20 2015-2020 4
  • 1.0 T-GDi Petrol (G3LC)
  • 1.1 CRDi Diesel (D3FA)
  • 1.4 CRDi Diesel (D4FC)
  • 1.4 MPi Petrol (G4LC)
i20 2020-2025 4
  • 1.0 T-GDi, -MHEV 48V (MHEV),Petrol (G3LE)
  • 1.0 T-GDi, -MHEV 48V (MHEV),Petrol (G3LF)
  • 1.0 T-GDi, -MHEV 48V (MHEV),Petrol (G3LF)
  • N (1.6 T-GDi) Petrol (G4FV)

What is the role of the Hyundai i20 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 Hyundai i20 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 Hyundai i20 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 Hyundai i20 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 Hyundai i20 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
i20 2008-2014 2008-2014 1.1 CRDi Diesel (D3FA), 1.2 16V Petrol (G4LA-5), 1.2, -LPG LPG,Petrol (G4LA), 1.4 CRDi 16V Diesel (D4FC-L), 1.4 CRDi Diesel (D4FC), 1.4 Petrol (G4FA), 1.6 16V, -LPG Petrol (G4FC), 1.6 CRDi 16V Diesel (D4FB-FL) Diesel, LPG, Petrol
i20 2015-2020 2015-2020 1.0 T-GDi Petrol (G3LC), 1.1 CRDi Diesel (D3FA), 1.2 16V 75 Petrol (G4LA), 1.2 16V 84, -LPG LPG,Petrol (G4LA), 1.4 CRDi Diesel (D4FC), 1.4 MPi Petrol (G4LC) Diesel, LPG, Petrol
i20 2020-2025 2020-2025 1.0 T-GDi, -MHEV 48V (MHEV),Petrol (G3LE), 1.0 T-GDi, -MHEV 48V (MHEV),Petrol (G3LF), 1.0 T-GDi, -MHEV 48V (MHEV),Petrol (G3LF), 1.2 MPi Petrol (G4LF), N (1.6 T-GDi) Petrol (G4FV) 48V (MHEV), Petrol