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:
Remote Control Switch
Components
Left Remote Control Switch (Audio)
Right Remote Control Switch (Cruise)
Schematic
Diagrams
Audio + B/Tooth+Voice+TRIP+SCC+MSLA+LFA
Audio + B/Tooth+Voice+TRIP+SCC+MSLA+LFA+Paddle Shift
Inspection
Check for resis
Even After The Engine Is Started, The ABS Warning Lamp Remains ON
Detecting condition
If the HECU detects trouble, it lights the ABS warning lamp while at the
same time prohibiting ABS control. At this time, the HECU records a
DTC in memory. Even though the normal code is output, the ABS
warning lamp remains ON
Information
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual