2009 MINI Cooper Convertible W11B16A/N12B16A (R52)
R52 / Convertible / Global (primarily Europe, North America, and select global markets)
W11B16AN12B16AFiche exacte année/versionGold
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Electric convertible top hydraulic issues
- Timing chain tensioner rattle under some conditions
- Thermostat housing leaks
First checks
- Check convertible top hydraulic fluid level
- Inspect timing chain and tensioner noise
- Check coolant thermostat for proper operation
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
- The 2009 Mini Cooper Convertible is largely a continuation of the first-gen R52 model, with minor updates in electronics and emissions to meet 2009 regulations.
- Engine variations exist depending on market emissions standards; notably, the W11B16A is prevalent in North American and European markets for this model year.