Hyundai Tucson: Introduction of Quick Brake Warning System (ESS)
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Brake System / ESC (Electronic Stability Control) System / Introduction of Quick Brake Warning System (ESS)
Description
In case of quick brake by driver, the brake lamp or turn signal is blinked to warn against the vehicle at rear.

- Basic function (Blinking the brake lamp/emergency lamp)
- Operation condition : In case of quick brake or operation of ABS above in a certain speed
- Releasing condition : In case of stopping the quick brake or releasing the ABS operation
- Additional function (Blinking the turn signal)
- Operation condition : In case of quick brake in low speed
- Releasing condition : Releasing at the start of driving

System Configuration

ESS Circuit Diagram

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General Information
Troubleshooting
Specifications
Tightening Torque
Special Service Tools
Fender
Component Location
Fender assembly
Replacement
WARNING
When removing the fender, wrap protective tape around a
screwdriver or remover not to damage
components
Put on gloves to prevent hand injuries
Remove the front bumper
SEE MORE:
Starter Brush Holder Test
Check that there is no continuity between the (+) brush holder (A) and
(-) plate (B). If there is continuity,
replace the brush holder assembly.
Inspect Overrunning Clutch
Slide the overrunning clutch along the shaft.
Replace i
SRSCM - Installation
Installation
Install in the reverse of the removal.
After installing the SRSCM, confirm proper system operation.
WARNING
SIf the Switch ON the ignition, the SRS indicator light should turn
on for about six seconds and then off.
Variant
Information
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual