With manual transaxle
Press the engine start/stop button when the button is in the OFF position without depressing the clutch pedal.
With automatic transaxle/DCT
Press the engine start/stop button while it is in the OFF position without depressing the brake pedal.
The steering wheel unlocks (if equipped with anti-theft steering column lock) and electrical accessories are operational.
If the engine start/stop button is in the ACC position for more than 1 hour, the button is turned off automatically to prevent battery discharge.
Kia Cee'd JD Service Manual: Gear Actuator Repair procedures
Removal
1.
Turn off the ignition switch and then disconnect the battery (-) cable.
2.
Remove the air cleaner assembly and air duct.
(Refer to Engine Mechanical System - "Air cleaner")
3.
...
Kia Cee'd JD Service Manual: DC DC Converter Description and operation
Description
Due to the considerably more frequent occurrence of starting operations, the
electrical load that occurs often leads to voltage dips in the vehicle network.
In order to stabilize the power supply for certain voltage-sensitive electrical
components, a DC/DC con ...