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: Blind-Spot Collision-Avoidance
Assist Operation
Collision warning
When a vehicle is detected in a blind
spot, the warning light on the side view
mirror illuminates.
Blind-Spot Collision Avoidance Assist
operates when your vehicle speed
is above 12 mph (20 km/h) and the
speed of the vehicle in the blind spot
area is above 7 ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Electronic Parking Brake
(EPB) warning light. AUTO HOLD indicator light
Electronic Parking Brake
(EPB) warning light
This warning light illuminates:
When the ignition switch is in the
ON position. The EPB warning light
illuminates for about 3 seconds and
then goes off.
Whenever there is a malfunction with
EPB.
If the EPB warning light remains
...
