2021 NISSAN Versa HR16DE/HR12DDR (N18)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• CVT transmission sensitivity to fluid quality
• Spark plug fouling under city driving

First checks

• Check CVT fluid condition and level
• Inspect ignition coils and spark plugs regularly

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

• Versa 2021 is primarily sold in North America and some Latin American markets; engine trims differ by country.
• The HR12DDR 1.2L is more common in markets outside North America such as Mexico and select Asian countries.