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 Service and Repair Manual: Rear Door Inside Handle

Repair procedures Replacement 1. Remove the rear door trim. (Refer to Rear Door - "Rear Door Trim") 2. Loosen the mounting screws and remove the rear door inside handle (A). 3. Install in the reverse or ...

Kia Optima DL3 2019-2025 Owner's Manual: Checking the amount of air conditioner refrigerant and compressor lubricant

When the amount of refrigerant is low, the performance of the air conditioning is reduced. Overfilling also has a negative impact on the air conditioning system. Therefore, if abnormal operation is found, have the system inspected by an authorized Kia dealer. WARNING - Vehicles equipped with R ...