Kia Niro: Brake system / Hill-start assist control (HAC)
A vehicle has the tendency to slip back on a steep hill when it starts to go after stopping. The Hill-start Assist Control (HAC) prevents the vehicle from slipping back by operating the brakes automatically for about 1~2 seconds. The brakes are released when the accelerator pedal is depressed or after about 1~2 seconds.
WARNING
The HAC is activated only for about 1~2 seconds, so when the vehicle is starting off always depress the accelerator pedal.
✽ NOTICE
- The HAC does not operate when the transaxle shift lever is in the P (Park) or N (Neutral) position.
- The HAC activates even though the ESC is off but it does not activate when the ESC has malfunctioned.
Malfunction indicator
The VSM can be deactivated even if you don’t cancel the VSM operation by pressing
the ESC OFF button. It indicates that a malfunction has been detected somewhere
in the EPS (Electronic Power Ste ...
Emergency Stop Signal (ESS)
The Emergency Stop Signal system alerts the driver behind by blinking the stop
light when the vehicle is braked rapidly and severely.
The system is activated when:
The vehicle suddenly stops (v ...
Other information:
Kia Niro 2017 (DE HEV) Service Manual: General safety information and caution
Safety Precaution
Precautions to take before servicing
high voltage system
Since hybrid vehicles contain a high voltage battery, if the
high voltage system o ...
Kia Niro 2017 (DE HEV) Service Manual: Relay Box (Engine Compartment) Components and components location
Component Location
E/R Junction Block
Circuit (E/R Junction Block)
PCB Block
Circuit (PCB Block)
...