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 Service Manual: Fuel Pump Motor
- Removal
1.Remove the fuel pump.(Refer to Fuel Delivery System - "Fuel Pump")
2.Disconnect the fuel sender connector (A).
3.Release the fixing hook (A) and then remove fuel sender (B) in the arrow direction.
4.Disconnect the fuel pump motor connector (A).
5.Remove the fixing pin (A) ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Used Vehicle/Digital Key
Maintenance
Purchasing used vehicle
Delete Digital Key Settings When
Purchasing a Used Vehicle
If any digital key (smartphone key or card
key) is already registered when you press
the Push Button Start ignition switch, the
message, “Digital key(s) active” appears
on the instrument cluster once. ...