2016 MINI Cooper Convertible N14B16A/B38A15M0 (F57)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Timing chain tensioner wear (N14 engines)
• Turbocharger issues in early B38 engines
• Convertible roof mechanism wear

First checks

• Inspect timing chain and guides for noise
• Check for oil leaks around turbo
• Test convertible roof operation and seals

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

• Global model variations exist due to emissions regulations and market-specific options.
• B38 1.5L 3-cylinder turbo engines mostly replaced the 1.6L inline-4 during later 2016 production months.