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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
1-Series 2004-2013 28
  • 116d Diesel (N47D20A)
  • 116d Diesel (N47D20C)
  • 116i Petrol (N43B16A)
  • 116i Petrol (N43B20A)
  • 116i, -LPG LPG,Petrol (N45B16A)
  • 118d Diesel (M47D20TU2)
  • 118d Diesel (N47D20A)
  • 118d Diesel (N47D20C)
  • 118i Petrol (N43B20A)
  • 118i Petrol (N46B20B)
  • 118i, -LPG LPG,Petrol (N46B20B)
  • 120d Diesel (M47D20TU2OL)
  • 120d Diesel (N47D20A)
  • 120d Diesel (N47D20C)
  • 120d M Performance Diesel (N47D20A)
  • 120d M Performance Diesel (N47D20C)
  • 120i Petrol (N43B20A)
  • 120i Petrol (N46B20B)
  • 120i, -LPG LPG,Petrol (N46B20B)
  • 123d Diesel (N47D20B)
  • 123d Diesel (N47D20D)
  • 125i Petrol (N52B30A)
  • 130i Petrol (N52B30A)
  • 130i Petrol (N52B30A)
  • 135i Petrol (N54B30A)
  • 135i Petrol (N55B30A)
  • 135is Petrol (N54B30A)
  • M Coupe Petrol (N54B30A)
1-Series 2011-2019 32
  • 114d Diesel (B37D15A)
  • 114d Diesel (N47D16A)
  • 114i Petrol (N13B16A)
  • 116d Diesel (B37D15A)
  • 116d Diesel (N47D20C)
  • 116d EfficientDynamics Diesel (B37D15A)
  • 116d EfficientDynamics Diesel (N47D16A)
  • 116i Petrol (B38B15A)
  • 116i Petrol (N13B16A)
  • 118d Diesel (B47D20A)
  • 118d Diesel (N47D20C)
  • 118d, -xDrive Diesel (B47D20A)
  • 118d, -xDrive Diesel (N47D20C)
  • 118i Petrol (B38B15A)
  • 118i Petrol (N13B16A)
  • 118i Petrol (N13B16A)
  • 120d Diesel (B47D20A)
  • 120d Diesel (N47D20C)
  • 120d, -xDrive Diesel (B47D20A)
  • 120d, -xDrive Diesel (N47D20C)
  • 120d, -xDrive M Performance Diesel (B47D20A)
  • 120d, -xDrive M Performance Diesel (N47D20C)
  • 120i Petrol (B48B20A)
  • 120i Petrol (N13B16A)
  • 125d Diesel (B47D20B)
  • 125d Diesel (N47D20D)
  • 125i M Performance Petrol (N20B20A)
  • 125i Petrol (B48B20B)
  • 125i Petrol (N20B20A)
  • M135i, -xDrive Petrol (N55B30A)
  • M135i, -xDrive Petrol (N55B30A)
  • M140i, -xDrive Petrol (B58B30A)
1-Series 2019-2025 5
  • 116d Diesel (B37C15A)
  • 118d Diesel (B47C20B)
  • 120d xDrive Diesel (B47C20B)
  • 120i Petrol (B48A20A)
  • 128ti Petrol (B48A20E)

What is the role of the BMW 1-Series 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 BMW 1-Series 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 BMW 1-Series 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.

3 models covered

Model Year Range Engines covered Fuel
1-Series 2004-2013 2004-2013 116d Diesel (N47D20A), 116d Diesel (N47D20C), 116i Petrol (N43B16A), 116i Petrol (N43B20A), 116i, -LPG LPG,Petrol (N45B16A), 118d Diesel (M47D20TU2), 118d Diesel (N47D20A), 118d Diesel (N47D20C), 118i Petrol (N43B20A), 118i Petrol (N46B20B), 118i, -LPG LPG,Petrol (N46B20B), 120d… Diesel, LPG, Petrol
1-Series 2011-2019 2011-2019 114d Diesel (B37D15A), 114d Diesel (N47D16A), 114i Petrol (N13B16A), 116d Diesel (B37D15A), 116d Diesel (N47D20C), 116d EfficientDynamics Diesel (B37D15A), 116d EfficientDynamics Diesel (N47D16A), 116i Petrol (B38B15A), 116i Petrol (N13B16A), 118d Diesel (B47D20A), 118d Diesel (… Diesel, Petrol
1-Series 2019-2025 2019-2025 116d Diesel (B37C15A), 116i Petrol (B38A15A), 118d Diesel (B47C20B), 118i Petrol (B38A15A), 118i Petrol (B38A15F), 120d xDrive Diesel (B47C20B), 120i Petrol (B48A20A), 128ti Petrol (B48A20E), M135i xDrive Petrol (B48A20E) Diesel, Petrol