Kia 2011 RIO Owner's Manual page 133

Driving your vehicle
AUTOMATIC TRANSAXLE (IF EQUIPPED)
Depress the brake pedal and the lock release button when shifting, if your vehicle is
equipped shift lock system.
The lock release button must be depressed while moving the shift lever.
The shift lever can be shifted without depressing the lock release button.
4 6
+ (UP)
- (DOWN)
OAM059002
Automatic transaxle operation
All normal forward driving is done with
the shift lever in the D (Drive) position.
To move the shift lever from the P (Park)
position, the brake pedal must be
depressed and the lock release button
must be pressed.
For smooth operation, depress the brake
pedal when shifting from N (Neutral) to a
forward or reverse gear.
WARNING
- Automatic
transaxle
Before leaving the driver's seat,
always make sure the shift lever is
in the P (PARK) position; then set
the parking brake fully and shut the
engine off. Unexpected and sudden
vehicle movement can occur if
these precautions are not followed
in the order identified.