2008 MERCEDES-BENZ SLK-Class M271 DE18 LA/M272 DE35 (R171)
R171 / Convertible (Hardtop) / Global (noting engine and spec variations by region: Europe, USA, Asia)
M271 DE18 LAM272 DE35OM642Exact year/trim recordSilver
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Balance shaft oil pump issues on M272 V6
- Turbocharger wastegate rattle on M271
- Convertible roof hydraulic leaks
- Electrical gremlins in electronics and sensor faults
First checks
- Inspect timing chain tensioner and guides on M272 V6
- Check turbocharger function and boost pressure on M271 engines
- Roof hydraulic system inspection and seal checks
- Verify service history for oil changes
Before replacing parts
- Save fault codes and freeze-frame data before clearing anything.
- Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
- Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.
Important notes
- Engine and equipment availability vary by market; diesel engine was offered mainly in Europe.
- Automatic transmissions and engine options differed widely with US models typically not getting the diesel or 1.8L turbo.
- Technical-profile aggregates main characteristics and may vary with specific trim levels and market regulations.