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Change Car Fuel Filter

Easy 0h30–1h30 ~50–150£
Estimated time 0h30–1h30
Estimated labour cost ~50–150£
Difficulty Easy
Vehicles
Leon I 1999-2006 22
  • 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)
  • 1.8 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 (2.8 24V) Petrol (AUE)
  • Cupra (2.8 24V) Petrol (BDE)
  • Cupra R (1.8 20V Turbo) Petrol (AMK)
  • Cupra R (1.8 20V Turbo) Petrol (BAM)
Leon II 2006-2013 31
  • 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 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 FSi Petrol (BLR)
  • 2.0 FSi Petrol (BVY)
  • 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 40
  • 1.0 TSI Petrol (CHZD)
  • 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)
  • 1.6 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 (CJXH)
  • 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 7
  • 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 (DNFC)
  • e-Hybrid (1.4 TSI PHEV) Electricity,Petrol (DGEA)

What is the role of the Seat Leon fuel filter?

The fuel filter retains all impurities from the fuel circuit. Modern injection systems operate at extremely high pressures with very fine tolerances, making effective fuel filtration critical to prevent damage to injectors and the high-pressure pump.

When should you change the Seat Leon fuel filter?

Generally replace every 20,000–60,000 km depending on the manufacturer. The filter should also be replaced if the vehicle has been left standing for a long period or if contaminated fuel has been used.

Is it difficult to change the Seat Leon fuel filter?

Difficulty level 2/5: technically easy. Key steps: locate the filter, disconnect any electrical connectors, remove the old filter, fit the new filter with new seals, prime the fuel system, start the engine and check for leaks.

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