Mercedes-Benz C-Class W205 — Reliability

W205 2014–2018 1 engine

Reliability Summary

Engine R9M — 64/100 CAUTION
Known Issues 2

Engine in this model

CAUTION 64

R9M

R9M 1.6 dCi

Kadjar/Scenic/Talisman. Renault-Nissan co-developed. Timing chain (good). But DPF problems in city u...

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Known Issues Across All Engines

Issue Engine Severity Onset
DPF blockage in city use R9M high 60,000 km – 120,000 km
Premature timing chain wear R9M high 80,000 km – 150,000 km