Energy Flow
The hybrid system informs the driver of its energy flow in various operating modes. While driving, the current energy flow is shown in 11 modes.
Vehicle Stopped

Vehicle stopped. (No Energy Flow)
Electric Motor

Only the electric motor power is used to drive the vehicle.
(Battery ➞ Wheels)
Power Assist

Both the engine and electric motor power are used to drive the vehicle.
(Battery and Engine ➞ Wheels)
Engine Only

Only the electric motor power is used to drive the vehicle.
(Engine ➞ Wheels)
Engine Generation

When the vehicle is stopped, the high-voltage battery is charged by the engine.
(Engine ➞ Battery)
Regeneration

The high-voltage battery is charged by the regenerative braking system.
(Wheels ➞ Battery)
Engine Braking

Engine braking is used to decelerate the vehicle.
(Wheels ➞ Engine)
Driving Range

The engine is used to drive the vehicle and charge the high-voltage battery at the same time.
(Engine ➞ Wheels and Battery)
Engine Generation/Motor Drive

The engine charges the high-voltage battery. Engine power is used to drive the vehicle.
(Engine ➞ Battery ➞ Wheels)
Engine Generation/Regeneration

The engine and the regenerative braking system charge the high-voltage battery.
(Engine and Wheels ➞ Battery)
Engine Braking/Regeneration

Engine braking is used to decelerate the vehicle and to charge the high-voltage battery at the same time.
(Wheels ➞ Engine and Battery)
Test yourself
A quick Hyundai Ioniq quiz: every answer comes with an explanation and a link to the manual page.