
To stop the engine in idle stop mode
1. Decrease the vehicle speed to less than 5 km/h (3 mph).
2. Shift into N (Neutral) position.
3. Release the clutch pedal.
The engine will stop and the green AUTO
STOP(
) indicator on the instrument
cluster will illuminate.

Also, a message "Auto Stop" will appear on the LCD display.
✽ NOTICE
You must reach a speed of at least 10 km/h (6 mph) since last idle stop.

✽ NOTICE
If you unfasten the seatbelt or open the driver's door (or engine hood) in auto stop mode, the following will happen:

ISG (Idle Stop and Go) system
Auto StartKia Cee'd JD Service Manual: Manifold Absolute Pressure Sensor (MAPS) Repair procedures
Inspection
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Measure the output voltage of the MAPS at idle and IG ON.
Specification: Refer to "Specification"
...
Kia Cee'd JD Service Manual: Variable Intake Solenoid (VIS) Valve Description and operation
Description
Variable Intake manifold Solenoid (VIS) valve is installed on the intake manifold.
The VIS valve controls the vacuum modulator which activates a valve in the intake
manifold. The ECM opens or closes this valve according to engine condition (Refer
to below table). ...