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Kia Optima Jump Start with Dead Battery

Step-by-step instructions on how to jump-start the 2016-2020 Kia Optima.

Kia Optima Jump Start with Dead Battery
ESTIMATED TIME 5 - 10 mins

What you will need


  1. Manually unlock the vehicle.Removing the cover of the door lock.Remove the door lock cover on the door handle, insert the metal key, and open the door.Unlocking the vehicle manually.


  2. Pull the hood release under the dashboard and go in front of the vehicle.Pulling the hood release to pop out the hood. Unlock the hood latch and pull the hood up.Opening the hood of the 2016-2020 Kia Optima.


  3. Locate the terminals of the battery on the driver's side of the engine compartment.The positive and negative terminals of the battery

    Open the cover of the positive terminal by simply pulling it up.

  4. To jump-start, connect the red jumper cable to the positive terminal of the battery and connect the black jumper cable to the frame of the vehicle.Connecting the positive jumper cable to the positive terminal of the batteryFor example, strut tower bolt. Connecting the negative jumper cable to the ground terminal of the vehicle.
  5. Connect the jumper cables to the battery of the support vehicle. Ensure that the positive cable is connected to the positive terminal and the negative cable is connected to the negative/ground terminal.
  6. Before starting the vehicle, wait for a few minutes for the battery to recharge, then start the engine. 


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Plain text


  • Charge the battery fully then test it with a battery tester. For more help follow this guide. Check the battery date sticker on the top or side of battery. Most car batteries last between three to five years.
  • During charging and jump-starting, explosive gases can escape from the battery. There is a risk of an explosion. Particularly avoid fire, open flames, creating sparks, and smoking. Ensure there is sufficient ventilation while charging and jump-starting. Do not lean over a battery.
  • Make sure that the positive terminal of a connected battery does not come into contact with vehicle parts. Never place metal objects or tools on a battery. It is important that you observe the described order of the battery terminals when connecting and disconnecting a battery. 
  • When jump-starting, make sure that the battery poles with identical polarity are connected. It is particularly important to observe the described order when connecting and disconnecting the jumper cables. Never connect or disconnect the battery terminals while the engine is running
  • Make sure the jumper cables are not damaged or wires are exposed. 
  • The jumper cables should not contact the parts that can move when the engine is running, such as the V-belt pulley or the fan.

Frequently Asked Questions

How to get into the trunk, if you have a dead battery

  • Use the emergency key blade found inside your key fob to manually unlock the trunk. 

How to charge a dead battery

  • By trickle charging a dead battery, you have a better chance of bringing the battery back to life. Otherwise, your battery may no longer hold a proper charge. 
  • Use the OEM 12 Volt Battery Charger or even the cheaper Black+Decker BBM3B 12V Battery Charger Maintainer, which works just as well.
  • It will take at least 24 hours to bring a completely dead battery back to life. You are only providing 2 Amperes to the battery, which is a slow charge but ensures no damage is caused to the battery cells. 

My car battery keeps dying

  • If your battery keeps on dying or is not holding a proper charge, it could be due to any of the following:  
    • Battery age / old battery
    • Corroded or loose battery connections
    • Parasitic current drains in the electrical system.

Safety Tips

Auto Repair Safety Notes


Kia Optima Jump Start with Dead Battery Step-by-step instructions on how to jump-start the 2016-2020 Kia Optima.