Why Hyundai Kona Not Charging [Try This]

Many Kona owners face electric charging issues, and it can be incredibly frustrating when your Hyundai Kona simply says NO- to getting juiced up for your next trip. 

Let’s dive into common problems and potential solutions.

Hyundai Kona Charging Problems

• Slow Charging or Reduced Charging Speed
• Charger Not Recognized by the Vehicle
• Charging Stopped Mid-Session
• Inconsistent Charging Performance at Public Stations
• Overheating of Charging Components
• Intermittent Charging Failures

Hyundai Kona Electric Won’t Charge: General Checks

1. Ensure the 12V Battery is Functioning Properly

Why the 12V Battery is Important:

• Problem: Unlike traditional gas vehicles, EVs like the Hyundai Kona still rely on a 12V battery for essential functions, including the initial stages of charging the main high-voltage battery. If the 12V battery is not functioning correctly, your Kona may not charge, even if the high-voltage battery is fine.
• Solution: Before attempting to charge your Kona, ensure the 12V battery is fully charged. You can use a trickle charger to recharge the 12V battery if it’s low. If your 12V battery is consistently draining, consider replacing it, especially if your Kona is more than a year old.

Step-by-Step Guide to Check and fix:

1. Turn off the Vehicle: Make sure your Kona Electric is completely powered down.
2. Locate the 12V Battery: Open the hood and find the 12V battery. It should be located near the front of the vehicle, just like in traditional gas-powered cars.
3. Check the Battery Charge: Use a multimeter to check the voltage. A healthy 12V battery should read around 12.6 volts or higher.
4. Use a Trickle Charger: If the voltage is low, connect a trickle charger to the 12V battery. Follow the manufacturer’s instructions for safe charging.
5. Replace if Necessary: If the battery does not hold a charge, replace it with a new 12V battery suitable for EVs.

2. Inspect the Charging Cable and Port

Charging Cable Issues:

• Problem: The charging cable or the Type 2 connector might be damaged or not properly connected, leading to charging failures.
• Solution: Examine the charging cable for any visible signs of damage, such as frayed wires or bent connectors. Ensure that the charging cable is fully plugged into both the vehicle and the charging station.

Step-by-Step Guide to Inspect the Charging Cable:

1. Unplug the Cable: Disconnect the charging cable from both the vehicle and the charging station.
2. Inspect for Damage: Check the entire length of the cable and both connectors for any visible damage.
3. Clean the Connectors: Use a dry cloth to clean the connectors and ensure there is no dirt or debris.
4. Reconnect and Test: Plug the cable back in, ensuring a firm connection on both ends. Listen for a click to confirm the connection.

3. Verify the Charging Station Compatibility

Charging Station Compatibility:

• Problem: Not all charging stations are fully compatible with every EV model. Some chargers may have different types of connectors or output levels that are not suitable for the Hyundai Kona Electric.
• Solution: Make sure that the charging station you’re using is compatible with your Kona Electric. This includes ensuring the charger provides the correct voltage and amperage required by your vehicle.

Step-by-Step Guide to Check Compatibility:

1. Identify the Charger Type: Look at the charger and determine if it’s a Type 2 or CCS connector, which are compatible with the Hyundai Kona.
2. Check the Output: Ensure the charging station’s output matches the Kona’s charging requirements (usually around 7.2 kW for home charging and up to 50 kW for fast charging).
3. Test at Another Station: If the charger is compatible but still not working, try charging your Kona at a different station to rule out issues with the first one.

4. Update the Hyundai Kona’s Software

Software Updates:

• Problem: Outdated software in your Kona Electric could lead to compatibility issues with certain chargers, causing charging problems.
• Solution: Regularly check for software updates from Hyundai that may address charging-related issues. These updates can often be installed through the Hyundai Blue Link app or at a Hyundai service center.

Step-by-Step Guide to Update Software:

1. Access the Hyundai Blue Link App: Open the app on your smartphone and connect to your vehicle.
2. Check for Updates: Navigate to the vehicle settings and check if there are any available software updates.
3. Install the Update: Follow the prompts to download and install the update. Ensure your vehicle is parked and connected to a charger during the update process.

5. Use Hyundai Blue Link App to Access Climate Control

Environmental Factors:

• Problem: Extreme weather conditions, such as very low temperatures, can affect the Kona’s ability to charge.
• Solution: If you’re experiencing charging issues in cold weather, try warming up the battery by pre-conditioning the vehicle before charging.

Step-by-Step Guide to Pre-condition the Battery:

1. Access Climate Control: Use the Hyundai Blue Link app or the vehicle’s onboard menu to access climate control settings.
2. Set the Desired Temperature: Preheat the vehicle to a moderate temperature to warm the EV battery.
3. Attempt Charging: Once the battery has warmed up, try charging the vehicle again.

Why My Hyundai Kona Won’t Charge at Home

First get info about Hyundai Kona Charging Problems, and you see a message prompting you to “Check Electrical Vehicle System,” it can be quite frustrating. 

This issue might stem from several potential causes, but here’s a straightforward method to address a common problem that can be resolved relatively easily.

Verify the Electrical System Status

Problem:

• Issue: You may encounter a warning that prompts you to check the electrical vehicle system. This could be due to an issue with the 12V battery or an electrical connection within the vehicle.

Solution:

1. Turn Off the Vehicle:
   • Step 1: Ensure the vehicle is in a safe, stationary position. Since the car might restrict you from putting it into drive or reverse, set it to neutral or park.
   • Step 2: Power off the vehicle completely. This can sometimes reset minor electrical faults and allow the vehicle to reinitialize its systems.
2. Access the Battery Terminal:
   • Step 1: Open the hood of your Hyundai Kona Electric.
   • Step 2: Locate the 12V battery terminal. You’ll need a 10mm socket wrench to remove the terminal connection. Keeping a socket wrench in your car can be handy for such situations.
3. Disconnect and Reconnect the Battery:
   • Step 1: Remove the 12V battery terminal. Leave it disconnected for about one minute. This allows any residual charge to dissipate and can help reset the vehicle’s electrical system.
   • Step 2: After waiting, reconnect the terminal. Ensure it is properly tightened to prevent any loose connections.
4. Test the Charging:
   • Step 1: With the battery terminal reconnected, turn the vehicle back on.
   • Step 2: Try connecting the vehicle to the home charging station again to see if the issue has been resolved.

Hyundai Kona Don’t Work With Hyundai Home Wall Box Charger

The Hyundai Home 7.2 kW Wall Box Charger is a popular choice among Kona owners for its compatibility and convenience. However, users have reported the following issues:

• Slow Charging Speeds: Some users noticed a reduction in charging speed, especially during hot weather. The charger’s power output can be affected by temperature, leading to extended charging times.
• Overheating: The charger may overheat if used continuously at its maximum capacity, especially in areas with high ambient temperatures.
• Intermittent Charging Failures: Some users experienced random disconnections during charging sessions, often attributed to the charger’s thermal protection mechanisms.

Step-by-Step Solution:

1. Monitor Temperature: Place the electric car charger in a well-ventilated area and monitor the ambient temperature. Ensure that the charger is not exposed to direct sunlight.
2. Check Amperage Settings: Adjust the charger’s amperage settings to match the vehicle’s requirements. Lowering the amperage during hot weather can prevent overheating.
3. Firmware Updates: Ensure that both the charger and the electric vehicle’s software are up to date to prevent communication errors.
4. Cooling Mechanism: Consider installing an additional cooling mechanism if overheating persists.

Data Table: Charging Speed vs. Temperature

Ambient Temperature (°C)	Charging Speed (kW)	Expected Charge Time (0-100%)
20	7.2	9 hours
30	6.5	10.5 hours
40	5.8	12 hours

Why Hyundai Kona not charging with the ChargePoint Home Flex 12 kW Charger

The ChargePoint Home Flex is known for its flexibility, allowing users to adjust the power output. However, some Kona owners have faced issues such as:

• Charger Not Recognized: The vehicle occasionally fails to recognize the charger, often due to miscommunication between the charger and the BMS (Battery Management System).
• Charging Stopped Mid-Session: This issue is typically caused by voltage fluctuations or power interruptions.

Step-by-Step Solution:

1. Reset the Charger: Unplug the charger from the wall outlet for a few minutes, then reconnect it to reset the system.
2. Check Voltage Stability: Use a voltage stabilizer if your home’s electrical supply is prone to fluctuations.
3. Update Software: Regularly update the vehicle’s software via Hyundai’s Blue Link app to ensure compatibility with the charger.
4. Use a Different Outlet: If possible, connect the charger to a different outlet or circuit to rule out electrical issues.

Charging Interruptions by Voltage Fluctuation

Voltage Fluctuation (V)	Charging Status	Recommendation
±5V	Stable Charging	No action needed
±10V	Intermittent	Use a voltage stabilizer
±15V or more	Charging Stopped	Check home electrical system

Hyundai Kona Not Charging at Public Station

Access to public charging stations provides ease but users must confront certain difficulties when using these facilities. Your Hyundai Kona may fail to charge at a public station because of network problems with the station or vehicle software or connection issues.

Begin by testing that the charging station operates properly. Users can verify public charging station operation through apps that Electrify America and EVGo provide. Perform these steps when your vehicle fails to charge at an operational station.

• Reposition the Vehicle: Sometimes, the vehicle’s charging port might not align perfectly with the station’s connector. Repositioning can help establish a proper connection.
• Check Payment Information: Ensure that your payment information is up to date and that there are no issues with the payment process.
• Restart the Charging Session: Disconnect and reconnect the Kona charging cable to initiate a new session. This can sometimes resolve temporary glitches.

If none of these solutions work, try a different station or contact the network’s support team for assistance.

Hyundai Kona Charging Stopped Mid-Charge

If your Hyundai Kona suddenly stops charging in the middle of a session, it could be due to several factors. 

One common cause is overheating, especially if you’re charging at a high amperage for an extended period. 

The Battery Management System (BMS) may halt charging to protect the battery.

Another potential cause is a power interruption or voltage spike, which can trigger the vehicle to stop charging as a safety precaution. 

Ensure that your charger is connected to a stable power source, and avoid abruptly disconnecting the charger during a session.

If the issue occurs repeatedly, it might indicate a deeper problem with the charger or the vehicle’s charging system, requiring professional diagnosis.

Hyundai Kona Charging Cable Not Recognized

• Try a different portable charging cable or charger if available to eliminate any issues with the cable itself.
• Check the charge port fuse located in the under-hood fuse box. Blown fuse could cause no communication.
• Update the vehicle’s infotainment software if applicable. Older versions may not properly recognize all charging cables.
• Consult the vehicle manual on how to reset the on-board charging system/module. Unplugging the 12V battery for a few minutes can sometimes reset components.
• Check for any diagnostic trouble codes (DTCs) related to charging. Hyundai dealers can perform an OBD scan.
• As a final test, try charging at a public DC fast charger to verify the issue isn’t cable/port specific.

FAQs

What should I do if my Hyundai Kona is plugged in but not charging?

Check if the connector is fully inserted, inspect for fault lights, and test a different charger or socket.

Why is my Hyundai Kona not charging at public stations?

Confirm connector compatibility, check for station errors, and ensure the car is unlocked if required.

Can a software update fix Hyundai Kona charging problems?

Yes, install the latest vehicle firmware from Hyundai to resolve known charging bugs.

Does cold weather stop my Hyundai Kona from charging?

Yes, extreme cold can limit or stop charging—precondition the battery or charge in a warmer location.

Is my Hyundai Kona not charging due to a faulty cable?

Yes, damaged cables or dirty pins can block charging—inspect and replace if needed.

Conclusion:

Your Hyundai Kona fails to charge even though you have attempted various solutions which affects numerous vehicle owners too.

Knowledge about typical EV charging problems related to speed and recognition failure and interruptions will help you solve these problems more effectively. Following the proposed steps including connection examination and charger compatibility verification and vehicle software updates enables users to solve various issues.