Hyundai Tucson: Idle Stop and Go (ISG) System / Calibrating the Battery Sensor
If the AGM battery is reconnected or replaced, the ISG system does not operate immediately. If you want to use the system, the battery sensor needs to be calibrated following the procedure.
1. Turn off the engine.
2. Disconnect all electronic devices that were additionally installed after the vehicle was delivered, such as navigation, dashcam, etc.
3. After 4 hours with the engine off, turn the engine on and off 3 to 4 times.
Information
The ISG system may not operate in the following situations.
- There is a malfunction with the ISG
system.
- The battery is weak.
- The brake vacuum pressure is low.
If this occurs, have the vehicle inspected
by an authorized HYUNDAI dealer.
NOTICE
- Use only a genuine HYUNDAI AGM battery for replacement. If not, the ISG system may not operate properly.
- Do not recharge the AGM battery with a general battery charger. It may damage or explode the AGM battery.
- Do not remove the battery cap. The battery electrolyte, which is harmful to the human body may leak out.
ISG Malfunction
ISG system may not operate if:
The Auto Stop ()
indicator
illuminates in yellow on the
instrument cluster.
The ISG OFF button illuminates.
Contact an authorized HYUNDAI dealer
for ...
Drive Mode Integrated Control System
Type A
Type B
The drive mode can be selected
according to the driver’s preference or
road condition.
The system resets to NORMAL mode,
when the engine is restarted.
Information
If the ...
Other information:
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Driving Your Vehicle
Carbon monoxide (CO) gas is toxic. Breathing CO may cause unconsciousness and
death.
Engine exhaust contains carbon monoxide that cannot be seen or smelled.
Do not inhale engine exhaust.
If at any time you smell engine exhaust inside the vehicle, open the windows
immediately. Exposure to CO m ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Fuel Sender
- 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.
- Installation
1.Install in the reverse order of removal. ...
