The F48 X1 — the first front-wheel-drive-based X1 (UKL platform) — with transverse B38 three- and B48 four-cylinder petrols and B37/B47 diesels, Aisin automatic (DCT on M-sport), sDrive or transverse xDrive. Editorial summary, not a reliability rating; per-configuration facts and their evidence are below.
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Filtered: B37 · 1.5L diesel 3-cyl (B37).
Known issues
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Engines & reliability
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Maintenance
Key service intervals — vary by engine and driving conditions.