Kia Optima: Inspection - Transmitter. Repair procedures - Keyless Entry And Burglar Alarm - Body Electrical System - Kia Optima TF 2011-2019 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:

Checking the Automatic Transaxle Fluid Level
The automatic transaxle fluid level should be checked regularly. The volume of the transaxle fluid changes with temperature. Although it is best to check the level after having driven the vehicle ...

Inspection
1. Check the signal waveform of the CMPS and CKPS using the GDS. Specification: Refer to “Wave Form” ...

Servicing The Electrical System
1. Prior to servicing the electrical system, be sure to turn off the ignition switch and disconnect the battery ground cable. ...

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