Nissan Ariya: System

• 66kwh Li-Ion Battery, 2wd Models
• 91kwh Li-Ion Battery, 2wd Models
• 66kwh Li-Ion Battery, 4wd Models
• 91kwh Li-Ion Battery, 4wd Models

66kwh Li-Ion Battery, 2wd Models

System Description

• The high-voltage cooling system is the system which cools the following high-voltage components.

  • Traction motor inverter

  • DC/DC converter

  • Onboard charger

  • Li-ion battery

• Coolant is circulated by means of the electric water pump.

ELECTRIC POWER TRAIN COOLING SYSTEM

COOLING SYSTEM DIAGRAM

	Radiator		radiator reservoir tank		Electric water pump
	Inverter (front)		oil cooler		DC/DC converter
	Onboard charger

HIGH VOLTAGE COOLING SYSTEM SCHEMATIC

LI-ION BATTERY COOLING SYSTEM

COOLING SYSTEM DIAGRAM

	Reservoir tank		Electric water pump		Battery coolant cooler
	Li-ion battery		Battery heater

LI-ION BATTERY COOLING SYSTEM SCHEMATIC

91kwh Li-Ion Battery, 2wd Models

System Description

• The high-voltage cooling system is the system which cools the following high-voltage components.

  • Traction motor inverter

  • DC/DC converter

  • Onboard charger

  • Li-ion battery

• Coolant is circulated by means of the electric water pump.

ELECTRIC POWER TRAIN COOLING SYSTEM

COOLING SYSTEM DIAGRAM

	Radiator		Reservoir tank		Electric water pump
	Traction motor inverter		Oil cooler		DC/DC converter
	Onboard charger

HIGH VOLTAGE COOLING SYSTEM SCHEMATIC

LI-ION BATTERY COOLING SYSTEM

COOLING SYSTEM DIAGRAM

	Reservoir tank		Electric water pump		Battery coolant cooler
	Li-ion battery		Battery heater

LI-ION BATTERY COOLING SYSTEM SCHEMATIC

66kwh Li-Ion Battery, 4wd Models

System Description

• The high-voltage cooling system is the system which cools the following high-voltage components.

  • Traction motor inverter

  • DC/DC converter

  • Onboard charger

  • Li-ion battery

• Coolant is circulated by means of the electric water pump.

ELECTRIC POWER TRAIN COOLING SYSTEM

COOLING SYSTEM DIAGRAM (Front side)

	Radiator		Reservoir tank		Electric water pump
	Inverter (front)		Oil cooler (front)		DC/DC converter
	Onboard charger
	To inverter (rear)		From oil cooler (rear)

COOLING SYSTEM DIAGRAM (Rear side)

	Oil cooler (rear)		Inverter (rear)		Li-ion battery
	From electric water pump		To DC/DC converter

HIGH VOLTAGE COOLING SYSTEM SCHEMATIC

LI-ION BATTERY COOLING SYSTEM

COOLING SYSTEM DIAGRAM

	Reservoir tank		Electric water pump		Battery coolant cooler
	Li-ion battery		Battery heater

LI-ION BATTERY COOLING SYSTEM SCHEMATIC

91kwh Li-Ion Battery, 4wd Models

System Description

• The high-voltage cooling system is the system which cools the following high-voltage components.

  • Traction motor inverter

  • DC/DC converter

  • Onboard charger

  • Li-ion battery

• Coolant is circulated by means of the electric water pump.

ELECTRIC POWER TRAIN COOLING SYSTEM

COOLING SYSTEM DIAGRAM (Front side)

	Radiator		Reservoir tank		Electric water pump
	Inverter (front)		Oil cooler (front)		DC/DC converter
	Onboard charger
	To inverter (rear)		From oil cooler (rear)

COOLING SYSTEM DIAGRAM (Rear side)

	Oil cooler (rear)		Inverter (rear)		Li-ion battery
	From electric water pump		To DC/DC converter

HIGH VOLTAGE COOLING SYSTEM SCHEMATIC

LI-ION BATTERY COOLING SYSTEM

COOLING SYSTEM DIAGRAM

	Reservoir tank		Electric water pump		Battery coolant cooler
	Li-ion battery		Battery heater

LI-ION BATTERY COOLING SYSTEM SCHEMATIC

Evse InspectionSymptom Diagnosis. Overheating Cause Analysis