M271 DE18 LA engine
The M271 DE18 LA engine is fitted to 2 generation(s): Mercedes-Benz E-Class, Mercedes-Benz C-Class.
Common problems and what to check
Engine: Mercedes M271 (1.8)
- timing chain stretch
- oil leaks from the heat exchanger and oil separator
What to check when buying: chain noise when cold; camshaft errors.
Tip: Replace the chain based on condition, usually after 150k km.