Idle Stop and Go helps reduce fuel consumption by automatically shutting down the engine, when the vehicle is at a standstill (i.e. red stop light, stop sign, and traffic jam).
ISG system is always active, when the engine is running.
Information
When the engine is automatically started by the ISG system, warning lights (e.g. ABS, ESC, ESC OFF, MDPS, and parking brake warning light) may illuminate for a few seconds if the battery voltage is low and does not indicate a malfunction with the ISG system.
Good Braking Practices
ISG System OperationHyundai Tucson (NX4) 2022-2026 Owner's Manual: Towing Equipment and
Accessories
Hitches
Make sure that all equipment is
properly installed and maintained, and
that it meets federal, state, and local
regulations. Hyundai recommends that
you have all trailer hitch equipment
installed at an authorized Hyundai dealer
with factory-recommended accessory
parts that are ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Battery Recharging
By battery charger
Your vehicle has a maintenance-free,
calcium-based battery.
If the battery becomes discharged
over a short time (because, for
example, the headlights or interior
lights are left on while the vehicle
is not used), recharge it by slow
charging (trickle) for 10 ...