Kia Optima: Features of your vehicle / Smart key

Kia Optima DL3 2019-2025 Owner's Manual / Features of your vehicle / Smart key

Record your key number

The key code number is stamped on the bar code tag attached to the key set. Should you lose your keys, this number will enable an authorized Kia dealer to duplicate the keys easily. Remove the bar code tag and store it in a safe place. Also, record the code number and keep it in a safe and handy place, but not in the vehicle.

Limp home (override) procedure

When you turn the ignition switch to the ON position, if the immobilizer indicator () goes off after blinking 5 times, your transponder equipped in the ignition key is out of order. You cannot sta ...

Smart key function

To remove the mechanical key, press and hold the release button(1) and remove the mechanical key (2). To reinstall the mechanical key, put the key into the hole and push it until a click sound ...

Other information:

Kia Optima DL3 2019-2025 Owner's Manual: Drive mode integrated control system

■ Type A ■ Type B ■ Type C The drive mode may be selected according to the driver’s preference or road condition. The mode changes whenever the DRIVE MODE button is pressed. ECO mode (Active ECO) Active ECO helps improve fuel efficiency by controlling certain engine and trans ...

Kia Optima DL3 2019-2025 Service and Repair Manual: Battery

Repair procedures Inspection [NU 2.0 MPI] Battery Voltage and Status Check the battery voltage and status by using a battery tester. Battery Terminal 1. Move back and forth to check if the battery terminals (A) are loose or corroded. Clean any cor ...