Hyundai Tucson: Idle Stop and Go (ISG) System / ISG Malfunction
ISG system may not operate if:
- The Auto Stop (
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)
indicator
illuminates in yellow on the
instrument cluster. - The ISG OFF button illuminates.
Contact an authorized HYUNDAI dealer for assistance.
Conditions that Restart the
Engine
The engine is automatically restarted if:
The brake vacuum pressure is low.
The engine has stopped for about 5
minutes.
The air conditioning is ON with the fan
speed set to a certain hig ...
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 ...
Other information:
Hyundai Tucson (NX4) 2022-2026 Service Manual: Heater & A/C Control Unit (DATC)
- Components
Connector Pin Function
Pin NoConnector A
1Battery (+)
2IGN2
3IGN1
4Local CAN (High)
5Local CAN (Low)
6In-car sensor (+)
7-
8Sensor ground
9ISG B+
10ILL+ (TAIL)
11-
12-
13-
14-
15ILL- (RHEO)
16Ground
- Self Diagnosis
1.Self-diagnosis process.
&n ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Fuel Filler Door
Components and Components Location
- Component Location
1. Fuel filler door release actuator
Fuel Filler Door Release Actuator
- Inspection
1.Disconnect the negative (-) battery terminal.
2.Remove the fuel filler housing after opening the fuel filler door.(Refer to Body - "Fuel Filler ...
