Kia Optima: Inspection - Transmitter. Repair procedures - Keyless Entry And Burglar Alarm - Body Electrical System - Kia Optima TF 2011-2025 Service ManualKia Optima: Inspection

1. Check that the red light flickers when the door lock or unlock button is pressed on the transmitter.
2. Remove the battery (A) and check voltage if the red light doesn't flicker.

Standard voltage : 3V

3. Insert the battery (A) into the tester (09954-2P100).

4. Push the test button and If "0.00" is displayed on screen, it means that the battery voltage is 2V or less.
5. If "L" is displayed on screen, it means that the battery is low power and it needs to replace.
6. To prevent the discharge of electricity, turn the tester power off.
7. Replace the transmitter battery with a new one, if voltage is low power then try to lock and unlock the doors with the transmitter by pressing the lock or unlock button five or six times.
8. If the doors lock and unlock, the transmitter is O.K, but if the doors don't lock and unlock, register the transmitter code, then try to lock and unlock the doors.
9. If the doors lock and unlock, the transmitter is O.K, but if the doors don't lock and unlock, replace the transmitter.
An inappropriately disposed battery can be harmful to the environment and human health.

Dispose the battery according to your local law(s) or regulation.


Transmitter. Repair procedures
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Transmitter Code Registration (Using Code Saver)
1. Open Door. 2. Connect POWER (B+) and GND, signal line of Code Saver. 3. If connection is normal, signal line is activated and RED LED turns ON. ...

See also:

Cargo net
To keep items from shifting in the trunk, you can use the four rings located in the trunk to attach the cargo net. CAUTION Do not put fragile, bulky or excessive items into cargo net. The i ...

Battery replacement
Type A Type B A battery should last for several years, but if the transmitter or smart key is not working properly, try replacing the battery with a new one. If you are unsure how to use or ...

Removal
1. Loosen the drain plug, and drain the coolant. Remove the radiator cap to speed draining. 2. Disconnect the oil cooler coolant hoses (A). 3. ...

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