Kia Optima: Folding key / Transmitter precautions

Kia Optima DL3 2019-2021 Owner's Manual / Features of your vehicle / Folding key / Transmitter precautions

CAUTION - Transmitter

Keep the transmitter away from water or any liquid as, it can become damaged and not function properly.

✽ NOTICE

If the keyless entry system is inoperative due to exposure to water or liquids, it will not be covered by your manufacturer’s vehicle warranty.

Key operations
Used to start the engine. Used to lock and unlock the doors. To unfold the key, press the release button then the key will unfold automatically. To fold the key, fold the key manually whil ...

Battery replacement
The transmitter uses a 3 volt lithium battery which will normally last for several years. When replacement is necessary, use the following procedure. 1. Insert a slim tool into the slot and gentl ...

Other information:

Kia Optima DL3 2019-2021 Service and Repair Manual: Advanced Driver Assistance System (ADAS)


Special service tools Special Service Tools Tool Name / Number Illustration Description LKA Compensator (09890-3V100) Used for compensating front view camera unit SCC Setting Reflec ...

Kia Optima DL3 2019-2021 Owner's Manual: If the engine will not start


If engine doesn't turn over or turns over slowly 1. If your vehicle has an automatic transmission, be sure the shift lever is in N (Neutral) or P (Park) and the emergency brake is set. 2. Check the battery connections to be sure they are clean and tight. 3. Turn on the interior light. If the li ...

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