BMW 5 Series E39 — Reliability

E39 2000–2003 1 engine

Reliability Summary

Engine M47 — 77/100 ACCEPTABLE
Known Issues 3

Engine in this model

ACCEPTABLE 77

M47

M47 2.0 Diesel I4

Pre-N47 diesel. Early M47D20 (non-common-rail) is simple. M47TU (2001+) has swirl flaps that can des...

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Known Issues Across All Engines

Issue Engine Severity Onset
Swirl flap breaks into the cylinder — engine damage (M47TU / TU2, 2001-2006) M47 critical 150,000 km
Common-rail injector problems and soot M47 moderate —
Turbocharger failure — worst on 150 PS cars built 2001-2003 M47 moderate —