2016 MERCEDES-BENZ CLA-Class M270 DE16 LA (1.6L I4 turbo petrol)/M270 DE20 LA (2.0L I4 turbo petrol) (C117)
C117 / 4-door coupe / Global with variations; primarily Europe, North America, China
M270 DE16 LA (1.6L I4 turbo petrol)M270 DE20 LA (2.0L I4 turbo petrol)OM651 (2.2L I4 turbo diesel)OM654 (2.0L I4 turbo diesel, introduced later in 2016)Fiche exacte année/versionGold
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Timing chain stretch in early M270 engines
- Water pump failures
- Diesel particulate filter clogging on diesel variants depending on use
First checks
- Verify engine code as M270 or OM651/OM654
- Check service history for timing chain and water pump service
- Inspect diesel particulate filter condition (diesels)
Avant de remplacer des pièces
- 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
- Market engine availability varies: 1.6L petrol mainly in Europe; 2.0L petrol more global, especially US and China.
- Diesel engines primarily for Europe and select markets; OM654 introduced mid-year 2016 in some markets.
- Oil capacity and filter details vary by engine and configuration; recommended checking exact engine grouping.
- Automatic and manual transmission availability depends on market and specific trim.