Plan d’maintenance BMW 1 Series F20

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📖BMW 1 Series F20 (2011-2015): the last rear-wheel-drive premium compact hatchback requiring careful powertrain selection

Unveiled in 2011, the second-generation BMW 1 Series F20 five-door hatchback earned a unique place in automotive history as the final generation of rear-wheel-drive compact hatchbacks. Offering 50:50 weight distribution and exceptional road holding, it delivered a driving experience none of its front-wheel-drive rivals could replicate. Protecting the longevity of this modern classic requires proactive BMW 1 Series maintenance, particularly regarding engine timing and cooling systems.

The engine range includes the 1.6-litre turbo petrol (N13), the 2.0-litre diesel (N47), and the thunderous 3.0-litre M135i (N55). The N47 diesel requires strict vigilance regarding timing chain elongation, while the N13 petrol engine suffers from oil and coolant leaks around the turbo lines and plastic coolant pipes. Pairing these engines with the peerless eight-speed ZF automatic transmission transformed the F20 into a supremely refined cruiser.

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Owner notes

The reassuring points, known weak spots and deadlines you should not let slip.

Reassuring points

Reliability

Unique rear-wheel-drive chassis dynamics offering perfect 50:50 weight distribution and steering purity.
Superb eight-speed ZF automatic gearbox providing silky shifts and exceptional efficiency.
Class-leading hot-hatch performance and acoustic character from the 320 hp six-cylinder M135i.

Chronic weak spots

Keep an eye on

N47 diesel timing chain: listen for telltale scraping noise from the back of the engine block on cold startup.
N13 1.6T petrol cooling components: inspect plastic coolant expansion lines and turbo coolant return pipes.
Oil filter housing gasket: check for oil leaking down the front of the engine block towards the drive belt.
ZF 8HP automatic gearbox: service transmission fluid every 80,000 km to protect valve body solenoids.
Rear tyre wear and alignment: inspect rear tyres for rapid centre and inner edge wear.

Critical deadlines

Do not miss

Engine oil and filter change: strictly every 12,000 to 15,000 km or 12 months.
ZF 8-speed transmission fluid and filter service: every 80,000 km.
Brake fluid replacement: every 24 months regardless of mileage.
Cooling system inspection: check all plastic coolant hoses and water pump annually.

Fréquences d'maintenance recommandées

Service markers for petrol/diesel versions. Exact intervals vary by engine and model year.

Oil change

Every 10 000 to 15 000 km

Every 1 year

Practical interval, shorter than the manufacturer's Longlife schedule to protect the engine

Service

Every 15 000 km

Every 1 year

Brake pads

Every 30 000 to 40 000 km

Every 2 years

Poids ou puissance élevés : usure des number platettes accélérée sur certaines versions

Timing belt / chain

Timing chain - watch this engine

Known chain wear or stretch: inspection advised, no fixed interval

Battery (12 V)

Every 50 000 km

Every 4 years

Diesel particulate filter (DPF)

Every 100 000 km

Automatic regeneration while driving: regularly do 20 min on a fast road; preventive clean around 100,000 km

EGR valve

Every 80 000 km

Valve that soots up easily on diesels: a preventive clean avoids power loss and limp mode

Powertrains and average consumption

Average consumption from manufacturer data for the versions available in this generation.

Petrol and diesel powertrains

▾

Petrol, diesel or LPG versions. The intervals shown cover the usual mechanical jobs.

Série 1 Hatchback 3dr (F21 LCI, facelift 2015)

Série 1 Hatchback 3dr (F21 LCI, facelift 2017)

Série 1 Hatchback 3dr (F21)

Série 1 Hatchback 5dr (F20)

Estimated average budget

Premium cost

Servicing a BMW 1 Series F20 sits about 50% above the market average (premium positioning).

Simple oil change~150 €

Full service~440 €

Front brake pads~200 €

Tyres (set of 4)~495 €

Timing chain: no scheduled replacement.

* Indicative estimates for parts and labour.

Frequently asked questions about BMW 1 Series F20

What are the common problems on the 1 Series F20?▾

1 Series F20 owners should especially watch: N47 diesel timing chain: listen for telltale scraping noise from the back of the engine block on cold startup. N13 1.6T petrol cooling components: inspect plastic coolant expansion lines and turbo coolant return pipes. Garajo includes these watch points so you can act early.

Does the 1 Series F20 timing chain need to be replaced?▾

The 1 Series F20 engine uses a timing chain, which is not normally replaced at a set interval. This engine has had known tension or wear issues, though: if it rattles from cold or during a major service, have the chain, tensioner and guides checked.

Where can I find the service book for the BMW 1 Series F20?▾

Garajo offers a free digital service book, always up to date, with reminders and a detailed history for your BMW 1 Series F20.

How much does it cost to service a BMW 1 Series F20?▾

The service budget for a BMW 1 Series F20 sits about 50% above the market average (premium positioning). Allow about 440 € for a full service, for example. Garajo estimates your budget by powertrain and tracks what you actually spend, for free.

Which BMW 1 Series F20 powertrain is best for town use?▾

This model is only available as petrol/diesel. Fuel mix: 44 petrol versions ; 46 diesel versions. In town, petrol/LPG versions are usually the better match; diesel versions make more sense with regular long journeys.

Which BMW 1 Series F20 powertrain should you choose if you mostly drive on the motorway?▾

This model is only available as petrol/diesel. Fuel mix: 44 petrol versions ; 46 diesel versions. For regular motorway use, diesel versions of this model are usually the best fit (range and refinement at a steady speed).

Compatible engine oil

Which engine oil for BMW 1 Series F20?

These links are limited to the engines of this generation when oil data is available.

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