Change Car Turbo Seat Leon

Change Car Turbo

Very technical 4h00–16h00 ~400–1600£
Estimated time 4h00–16h00
Estimated labour cost ~400–1600£
Difficulty Very technical
Vehicles
Leon I 1999-2006 11
  • 1.8 20V Turbo Petrol (AJQ)
  • 1.8 20V Turbo Petrol (APP)
  • 1.8 20V Turbo Petrol (ARY)
  • 1.8 20V Turbo Petrol (AUQ)
  • 1.9 SDi Diesel (AQM)
  • 1.9 TDI Diesel (AGR)
  • 1.9 TDI Diesel (ARL)
  • 1.9 TDI Diesel (ASZ)
  • 1.9 TDI Diesel (AXR)
  • Cupra R (1.8 20V Turbo) Petrol (AMK)
  • Cupra R (1.8 20V Turbo) Petrol (BAM)
Leon II 2006-2013 23
  • 1.2 TSI Petrol (CBZB)
  • 1.4 TSI Petrol (CAXC)
  • 1.6 CR TDI Diesel (CAYB)
  • 1.6 CR TDI Diesel (CAYC)
  • 1.8 TFSI Petrol (BZB)
  • 1.8 TSI Petrol (CDAA)
  • 1.9 8V TDI (DPF) Diesel (BLS)
  • 1.9 TDI Diesel (BKC)
  • 1.9 TDI Diesel (BXE)
  • 1.9 TDI Diesel (BXF)
  • 2.0 8V TDI DPF Diesel (BMM)
  • 2.0 CR TDI Diesel (CEGA)
  • 2.0 CR TDI Diesel (CFHC)
  • 2.0 CR TDI Diesel (CFJA)
  • 2.0 TDI Diesel (AZV)
  • 2.0 TDI Diesel (BKD)
  • 2.0 TDI DPF Diesel (BMN)
  • 2.0 TFSI Cupra Petrol (BWJ)
  • 2.0 TFSI FR Petrol (BWA)
  • 2.0 TFSI FR Petrol (BWA1)
  • 2.0 TSI Cupra Petrol (CDLD)
  • 2.0 TSI Cupra R Petrol (CDLA)
  • 2.0 TSI FR Petrol (CCZB)
Leon III 2013-2020 48
  • 1.0 TSI Petrol (CHZD)
  • 1.0 TSI Petrol (DKLB)
  • 1.0 TSI Petrol (DKRF)
  • 1.2 TSI Petrol (CJZA)
  • 1.2 TSI Petrol (CJZB)
  • 1.2 TSI Petrol (CYVA)
  • 1.2 TSI Petrol (CYVB)
  • 1.4 TGI CNG CNG,Petrol (CPWA)
  • 1.4 TSI Petrol (CHPA)
  • 1.4 TSI Petrol (CMBA)
  • 1.4 TSI Petrol (CXSA)
  • 1.4 TSI Petrol (CZCA)
  • 1.4 TSI Petrol (CZEA)
  • 1.5 TGI CNG (DHFA)
  • 1.5 TSI Petrol (DACA)
  • 1.5 TSI Petrol (DADA)
  • 1.5 TSI Petrol (DPBA)
  • 1.5 TSI Petrol (DPCA)
  • 1.6 TDI Diesel (CLHA)
  • 1.6 TDI Diesel (CLHB)
  • 1.6 TDI Diesel (CRKB)
  • 1.6 TDI Diesel (CXXA)
  • 1.6 TDI Diesel (CXXB)
  • 1.6 TDI Diesel (DBKA)
  • 1.6 TDI Diesel (DDYA)
  • 1.6 TDI Diesel (DDYB)
  • 1.6 TDI Diesel (DGTE)
  • 1.8 TFSI Petrol (CJSA)
  • 1.8 TSI Petrol (CJSB)
  • 2.0 TDI Diesel (CKFC)
  • 2.0 TDI Diesel (CRBC)
  • 2.0 TDI Diesel (CRLB)
  • 2.0 TDI Diesel (CRLD)
  • 2.0 TDI Diesel (CRMB)
  • 2.0 TDI Diesel (CUNA)
  • 2.0 TDI Diesel (CUPA)
  • 2.0 TDI Diesel (DCYA)
  • 2.0 TDI Diesel (DFFA)
  • 2.0 TDI Diesel (DFGA)
  • 2.0 TDI Diesel (DJGA)
  • 2.0 TFSI Petrol (CJXC)
  • 2.0 TFSI Petrol (CJXG)
  • 2.0 TFSI Petrol (CJXH)
  • 2.0 TFSI Petrol (DKZA)
  • 2.0 TSI Petrol (DNUC)
  • 2.0 TSI Petrol (DNUE)
  • Cupra (2.0 TFSI) Petrol (CJXA)
  • Cupra (2.0 TFSI) Petrol (CJXE)
Leon IV 2020-2025 15
  • 1.0 TSI Petrol (DLAB)
  • 1.0 TSI, -e Petrol (DLAA)
  • 1.5 eTSI 48V (MHEV),Petrol (DFYA)
  • 1.5 TSI Petrol (DPBA)
  • 1.5 TSI Petrol (DPCA)
  • 2.0 TDI Diesel (DSTB)
  • 2.0 TDI Diesel (DSUD)
  • 2.0 TDI Diesel (DTRD)
  • 2.0 TDI Diesel (DTTA)
  • 2.0 TDI Diesel (DTTC)
  • 2.0 TFSI Petrol (DNFB)
  • 2.0 TFSI Petrol (DNFC)
  • 2.0 TFSI Petrol (DNNA)
  • 2.0 TFSI Petrol (DNPA)
  • e-Hybrid (1.4 TSI PHEV) Electricity,Petrol (DGEA)
Renew the turbocharger Manual transmission, Front-wheel drive, RHD 13h00–14h00
Renew the turbocharger Front-wheel drive, LHD 10h00
Renew the turbocharger Semi-automatic transmission, RHD 13h00–14h00
Renew the turbocharger RHD 14h00–16h00
Renew the turbocharger LHD 10h00–13h00
Renew the turbocharger Manual transmission, RHD 14h00–15h00
Renew the turbocharger Dual-clutch transmission, Front-wheel drive, RHD 14h00
Renew the turbocharger Dual-clutch transmission, RHD 14h00
Renew the turbocharger Front-wheel drive 10h00
Renew the turbocharger 4WD 13h00

What is the role of the Seat Leon 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 Seat Leon 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 Seat Leon 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 Seat Leon 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 Seat Leon 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.

View all compatible products →
View your Leon maintenance plan (keep the Leon token) →

4 models covered

Model Year Range Engines covered Fuel
Leon I 1999-2006 1999-2006 1.4 16V Petrol (AHW), 1.4 16V Petrol (AXP), 1.4 16V Petrol (BCA), 1.6 16V Petrol (AUS), 1.6 16V Petrol (AZD), 1.6 16V Petrol (BCB), 1.6 8V Petrol (BFQ), 1.6 Petrol (APF), 1.8 20V Petrol (APG), 1.8 20V Turbo Petrol (AJQ), 1.8 20V Turbo Petrol (APP), 1.8 20V Turbo Petrol (ARY), 1.… Diesel, Petrol
Leon II 2006-2013 2006-2013 1.2 TSI Petrol (CBZB), 1.4 Petrol (BXW), 1.4 Petrol (CGGB), 1.4 TSI Petrol (CAXC), 1.6 CR TDI Diesel (CAYB), 1.6 CR TDI Diesel (CAYC), 1.6 LPG LPG,Petrol (CHGA), 1.6 MultiFuel Bioethanol (E85),Petrol (CMXA), 1.6 Petrol (BSE), 1.6 Petrol (CCSA), 1.8 TFSI Petrol (BZB), 1.8 TSI Pet… Bioethanol (E85), Diesel, LPG, Petrol
Leon III 2013-2020 2013-2020 1.0 TSI Petrol (CHZD), 1.0 TSI Petrol (DKLB), 1.0 TSI Petrol (DKRF), 1.2 TSI Petrol (CJZA), 1.2 TSI Petrol (CJZB), 1.2 TSI Petrol (CYVA), 1.2 TSI Petrol (CYVB), 1.4 TGI CNG CNG,Petrol (CPWA), 1.4 TSI Petrol (CHPA), 1.4 TSI Petrol (CMBA), 1.4 TSI Petrol (CXSA), 1.4 TSI Petrol (CZ… CNG, Diesel, Petrol
Leon IV 2020-2025 2020-2025 1.0 TSI Petrol (DLAB), 1.0 TSI, -e Petrol (DLAA), 1.5 eTSI 48V (MHEV),Petrol (DFYA), 1.5 TSI Petrol (DPBA), 1.5 TSI Petrol (DPCA), 2.0 TDI Diesel (DSTB), 2.0 TDI Diesel (DSUD), 2.0 TDI Diesel (DTRD), 2.0 TDI Diesel (DTTA), 2.0 TDI Diesel (DTTC), 2.0 TFSI Petrol (DNFB), 2.0 TFSI … 48V (MHEV), Diesel, Electricity, Petrol

Other repair guides

Change Car Accessory Belt Kit

Change Car Accessory Belt Kit

Easy 0h30–2h00
Change Car Battery

Change Car Battery

Very easy 0h30–1h00
Change Car Cabin Filter

Change Car Cabin Filter

Very easy 0h30–0h30
Change Car Front Brake Discs and Pads

Change Car Front Brake Discs and Pads

Easy 1h30
Change Car Front Brake Pads

Change Car Front Brake Pads

Easy 1h00–1h30
Change Car Handbrake Cable

Change Car Handbrake Cable

Very easy 0h30
Change Car Oil Filter

Change Car Oil Filter

Easy 0h30–1h30
Change Car Rear Silencer

Change Car Rear Silencer

Easy 0h45–1h30
Change Car Shock Absorbers

Change Car Shock Absorbers

Easy 3h00–6h00
Change Car Air Filter

Change Car Air Filter

Very easy 0h30–0h45
Change Car Clutch

Change Car Clutch

Technical 7h00–11h00
Change Car Fuel Filter

Change Car Fuel Filter

Easy 0h30–1h30
Change Car Glow Plugs

Change Car Glow Plugs

Intermediate 0h45–1h30
Change Car Particulate Filter (DPF)

Change Car Particulate Filter (DPF)

Easy 0h30–2h00
Change Car Spark Plugs

Change Car Spark Plugs

Easy 0h45–1h30
Change Car Timing Belt Kit

Change Car Timing Belt Kit

Very technical 4h00–11h00
Change Car Water Pump

Change Car Water Pump

Easy 2h00–8h00
View the service schedule for your Leon →