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
Hyundai Tucson (NX4) 2022-2025 Service Manual: Specifications
- Specification
ItemN.mkgf.mlb-ft
Passenger airbag (PAB) bolt3.9 - 5.9 0.4 - 0.6 2.9 - 4.4
Curtain airbag (CAB) bolt7.8 - 11.80.8 - 1.25.8 - 8.7
Curtain airbag (CAB) nut3.9 - 5.9 0.4 - 0.6 2.9 - 4.4
Side airbag (SAB) nut5.9 - 7.8 0.6 - 0.8 4.3 - 5.8
Seat belt retractor & Pretensioner39. ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Heater Control Unit
- Components Location
1. Heater control unit
- Component
[Connector Pin Function]
Pin NoConnector AConnector B
1Driver's mode control actuator feedbackSensor ground
2Intake actuator feedbackECV (-)
3Passenger's temperature control actuator feedbackECV (+)
4Driver's temperature co ...