BMW 1 Series F20 — Reliability

F20 2015–2019 1 engine

Reliability Summary

Engine B47 — 80/100 BUY
Known Issues 3

Engine in this model

BUY 80

B47

2.0L Turbo Diesel I4

Torque monster, sips fuel. Fixed N47 flaws. Chain front-mounted. Avoid city-only.

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Known Issues Across All Engines

Issue Engine Severity Onset
DPF blockage — city driving B47 high 50,000 km – 100,000 km
EGR valve / cooler carbon fouling B47 moderate 80,000 km – 150,000 km
Timing chain tensioner (front-mounted) B47 moderate 100,000 km – 160,000 km