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: Accelerator Position Sensor (APS) Description and operation
Description
Installed on the accelerator pedal module, the Accelerator Position Sensor (APS)
detects the rotation angle of the accelerator pedal. The APS is one of the most
important sensors in engine control system. Therefore, each of the two sensors comprising
the APS has indivi ...
Kia Niro (DE HEV) Owners Manual: Warning message and warning light
When the sensor cover or the sensor lens is smudged with the foreign substances,
such as snow or rain, the AEB operation may temporarily stop. In this case, the
warning message appears to warn the driver.
This is not a malfunction with the AEB. To operate the AEB again, remove the
foreign s ...
