2020 NISSAN Leaf EM57 (ZE1)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Battery capacity degradation over several years and high mileage
• Thermal management system can require diagnostic checks in hot climates

First checks

• Battery state of health
• Electrical system diagnostics
• Cooling system operation for battery/inverter

Vor dem Teiletausch

• 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 2020 Nissan LEAF was sold globally with regional variations in battery capacity and power output (standard 40 kWh and larger e+ 62 kWh battery in some markets).
• Thermal management differs: Some markets have active liquid cooling for battery and inverter, others more basic systems.
• No conventional engine oil or spark plugs as it is a fully electric vehicle.