2018 Hyundai Ioniq EV Display Warning Messages Guide
The 2018 Hyundai Ioniq EV is a perfect example of the future of electric cars, combining cutting-edge technology with environmental friendliness. But like any contemporary car, it has an advanced onboard computer system that is meant to notify drivers of any problems. Comprehending these alerts is essential to guaranteeing a seamless driving experience and preserving the vehicle’s peak efficiency. Battery Status Alerts, The display of the Ioniq EV may show cautions about the battery’s condition, such as low charge or problems during charging. Drivers are prompted by these warnings to take the necessary steps, such as locating a charging station or taking care of any potential charging issues.
2023 Hyundai IONIQ 6 Specs, Price, Features, Milage (Brochure)
LCD Display Messages
Shift to P
This warning message is displayed if you try to turn off the vehicle with the gear in the N (Neutral) position.
At this time, the POWER button changes to the ACC position (If you press the POWER button once more, it will turn to the ON position).
Low Key Battery
This warning message is displayed if the battery of the smart key is discharged while changing the POWER button to the OFF position.
Press the POWER button while turning the wheel
This warning message is displayed if the steering wheel does not unlock normally when the POWER button is pressed.
You should press the POWER button while turning the steering wheel right and left.
Check the Steering Wheel Lock System
This warning message is displayed if the steering wheel does not lock normally while the POWER button changes to the OFF position.
Press the brake pedal to start the vehicle
This warning message is displayed if the POWER button changes to the ACC position twice by pressing the button repeatedly without depressing the brake pedal. You can start the vehicle by depressing the brake pedal.
Key not in vehicle
This warning message is displayed if the smart key is not in the vehicle when you press the POWER button. When attempting to start the vehicle, always have the smart key with you.
Key not detected
This warning message is displayed if the smart key is not detected when you press the POWER button.
Press the POWER button again
This message is displayed if you were unable to start the vehicle when the POWER button was pressed.
If this occurs, attempt to start the vehicle by pressing the POWER but-ton again. If the warning message appears each time you press the POWER button, have your vehicle inspected by an authorized HYUNDAI dealer.
Press the POWER button with key
This warning message is displayed if you press the POWER button while the warning message “Key not detected” is displayed.
At this time, the immobilizer indicator light blinks.
Check BRAKE SWITCH fuse
This warning message is displayed if the brake switch fuse is disconnected. You need to replace the fuse with a new one before starting the vehicle. If that is not possible, you can start the vehicle by pressing the POWER button for 10 seconds in the ACC position.
Shift to P to start vehicle
This warning message is displayed if you try to start the vehicle without shifting to the P (Park) position.
Unplug the vehicle to start
This message is displayed when you start the vehicle without unplugging the charging cable. Unplug the charging cable, and then start the vehicle.
Low Washer Fluid
This warning message is displayed if the washer fluid level in the reservoir is nearly empty. Have the washer fluid reservoir refilled.
Door / Hood / Liftgate open
This warning is displayed indicating which door, or the hood, or the lift gate is open. If the door/hood/liftgate open warning message is blocked with another warning message, an icon will appear on the top of the LCD display.
CAUTION
Before driving the vehicle, you should confirm that the door/hood/liftgate is fully closed.
Also, check there is no door/hood/liftgate open warning light or message displayed on the instrument cluster.
Sunroof open
This warning is displayed if you turn off the vehicle when the sunroof is open.
Turn on FUSE SWITCH
This warning message is displayed if the fuse switch under the steering wheel is OFF.
If this message is displayed, turn the fuse switch on.
For more information, refer to “Fuses” in chapter 7.
Low Pressure
This warning message is displayed if the tire pressure is low. The corresponding tire on the vehicle will be illuminated.
For more information, refer to “Tire Pressure Monitoring System (TPMS)” in Chapter 6.
Check headlight
This warning message is displayed if the headlamps are not operating properly. The headlamp bulb may need to be replaced.
Information
Make sure to replace the burned-out bulb with a new one of the same wattage rating.
For more information, refer to “Bulb Wattage” in chapter 8.
Check headlamp LED
This warning message is displayed if there is a problem with the LED headlamp. Have the vehicle inspected by an authorized HYUNDAI dealer.
Check headlamp FAN
This warning message is displayed if there is a problem with the headlamp fan. Have the vehicle inspected by an authorized HYUNDAI dealer.
Lights Mode
This indicator displays which exterior light is selected using the lighting control.
Wiper
This indicator displays which wiper speed is selected using the wiper control.
Shift to P to charge
This message is displayed if you connect the charging cable without the gear in the P (Park) position.
Shift to P (Park) before connecting the charging cable.
Remaining time
This message is displayed to notify the remaining time to fully charge the battery.
Charging Door Open
This message is displayed when the vehicle is driven with the charging door opened. Close the charging door and then start driving.
Charger Error! / Quick Charger Error!
This warning message is displayed when there is a problem with the charger.
Aux. Battery Saver+ used while parked
This message is displayed when the Aux. Battery Saver+ function has been completed.
For more information, refer to “Aux. Battery Saver+” in the Electric Vehicle Guide.
Stop the vehicle and check brakes
This warning message is displayed when a failure occurs in the brake system.
In this case, park the vehicle in a safe location and tow your vehicle to the nearest authorized HYUNDAI dealer and have the vehicle inspected.
Check brakes
This warning message is displayed when the brake performance is low or the regenerative brake does not work properly due to a failure in the brake system.
In this case, it may take longer for the brake pedal to operate and the braking distance may become longer.
Low Battery
When the high voltage battery level reaches below 13%, this warning message is displayed.
The warning light on the instrument cluster ( 
) will turn ON simultaneously.
Charge the high-voltage battery immediately.
Charge immediately. Power limited
When the high voltage battery level reaches below 5%, this warning message is displayed.
The warning light on the instrument cluster ( ) and the power down warning light (
) will turn on simultaneously.
The vehicle’s power will be reduced to minimize the energy consumption of the high-voltage battery. Charge the battery immediately.
Low Battery. Charge immediately
When the high voltage battery level reaches below 4%, this warning message is displayed.
The warning light on the instrument cluster ( ) and the power down warning light ( ) will turn ON simultaneously and the distance to the empty gauge will be displayed as “—“.
The vehicle’s power will be reduced to minimize the energy consumption of the high-voltage battery. Charge the battery immediately.
Low Battery Temp. Power limited
This warning message is displayed to protect the battery and electric vehicle system when the high-voltage battery temperature is too low.
NOTICE
If this warning message is still displayed even after the ambient temperature has increased, have the vehicle inspected by an authorized HYUNDAI dealer.
Battery Overheated! Stop vehicle
This warning message is displayed to protect battery and electric vehicle system when the high voltage battery temperature is too high.
Turn off the POWER button and stop the vehicle so that the battery temperature decreases.
Power limited
In the following cases, this warning message is displayed when the vehicle’s power is limited for safety.
- When the high voltage battery is below a certain level, or voltage is decreasing.
- When the temperature of the motor or high-voltage battery is too high or too low.
- When there is a problem with the cooling system or a failure that may interrupt normal driving.
NOTICE
When this warning message is displayed, do not accelerate or start the vehicle suddenly.
Charge the battery immediately when the high voltage battery level is not enough.
Stop the vehicle and check power supply
This warning message is displayed when a failure occurs in the power supply system.
In this case, park the vehicle in a safe location and tow your vehicle to the nearest authorized HYUNDAI dealer and have the vehicle inspect-ed.
Check Virtual Engine Sound System
This message is displayed when there is a problem with the Virtual Engine Sound System (VESS).
In this case, have your vehicle inspected by an authorized HYUNDAI dealer.
Check the electric vehicle system
This warning message is displayed when there is a problem with the electric vehicle control system.
Refrain from driving when the warning message is displayed.
In this case, have your vehicle inspected by an authorized HYUNDAI dealer.
LCD Display
LCD Display Control
The LCD display modes can be changed by using the control buttons on the steering wheel.
: MODE button for changing modes
: MOVE switch for changing items- OK: SELECT/RESET button for setting or resetting the selected item
LCD Display Modes
|
Modes |
Symbol |
Explanation |
|
Trip Computer |
 |
This mode displays driving information like the tripmeter, fuel economy, etc. |
|
Turn By Turn (TBT) (if equipped) |
|
This mode displays the state of the navigation. |
|
Assist |
|
For more information, refer to “Advanced Smart Cruise Control (SCC)” and “Lane Keeping Assist System (LKAS)” in chapter 5.
For more information, refer to “Tire Pressure Monitoring System (TPMS)” in Chapter 6. |
|
User Settings |
|
In this mode, you can change the settings of the doors, lamps, etc. |
|
Warning |
|
This mode displays warning messages related to the Blind Spot Detection system, etc. |
The information provided differs according to the items applied to your vehicle.
Edit settings after shifting to P
This warning message appears if you try to adjust the User Settings while driving.
Quick guide help
Press and hold the OK button in the User Settings Mode, the explanation about the selected item is displayed.
Trip computer mode
The trip computer mode displays information related to vehicle driving parameters including range, fuel economy, trip meter information and vehicle speed.
For more information, refer to “Trip Computer” in this chapter.
Turn By Turn (TBT) mode
This mode displays the state of the navigation.
Assist mode
SCC/LKAS mode This mode displays the state of the Smart Cruise Control (SCC) and Lane Keeping Assist System (LKAS).
For more information, refer to “Smart Cruise Control (SCC)” and “Lane Keeping Assist System (LKAS)” in chapter 5.
Tire Pressure
This mode displays information related to Tire Pressure.
For more information, refer to “Tire Pressure Monitoring System (TPMS)” in Chapter 6.
Warning mode
If one of following occurs, warning messages will be displayed on the LCD display for several seconds.
- Lower washer fluid
- Blind Spot Detection (BSD) mal-function
- Autonomous Emergency Braking (AEB) malfunction
- Advanced Smart Cruise Control malfunction
- Tire Pressure Monitoring System (TPMS) malfunction
User Settings Mode
In this mode, you can change setting of the instrument cluster, doors, lamps, etc.
Driving Assist
|
Items |
Explanation |
|
Smart Cruise Control Response |
To adjust the sensitivity (Slow/Normal/Fast) of the Smart Cruise Control system. |
|
Autonomous Emergency Braking |
To activate or deactivate the AEB system. |
|
Forward Collision Warning |
To adjust the initial warning alert time for the Autonomous Emergency Braking system. The option settings are Late, Normal, or Early. |
|
Rear Cross Traffic Alert |
To activate or deactivate the RCTA system. |
|
Blind Spot Detection Sound |
To activate or deactivate the Blind Spot Detection sound. |
The information provided differs according to the items applied to your vehicle.
Door
|
Items |
Explanation |
|
Auto Lock |
|
|
Auto Unlock |
|
|
Two Press Unlock |
|
The information provided differs according to the items applied to your vehicle.
Lights
|
Items |
Explanation |
|
One Touch Turn Signal |
For more information, refer to “Light” in this chapter. |
|
Headlamp Delay |
To activate or deactivate the headlamp delay function. |
|
Welcome Light |
To activate or deactivate the welcome light function. |
Sound
|
Items |
Explanation |
|
Welcome Sound |
To activate or deactivate the welcome sound function. |
The information provided differs according to the items applied to your vehicle.
Convenience
|
Items |
Explanation |
|
Seat Easy Access |
For more information, refer to “Driver Position Memory System” in this chapter. |
|
Wireless Charging System |
To activate or deactivate the wireless charging system in the front seat. |
|
Wiper/Lights Display |
To activate or deactivate the Wiper/Light mode. When activated, the LCD display shows the selected Wiper/Light mode whenever you change the mode. |
|
Gear Position Pop-up (if equipped) |
To activate or deactivate the gear position pop-up. When activated, the gear position will be displayed on the LCD display. |
The information provided differs according to the items applied to your vehicle.
Service interval
|
Items |
Explanation |
|
Service Interval |
To activate or deactivate the service interval function. |
|
Adjust Interval |
If the service interval menu is activated, you may adjust the time and distance. |
If the service interval is activated and the time and distance is adjusted, messages are displayed in the following situations each time the vehicle is turned on.
- Service in : Displayed to inform the driver the remaining mileage and days to service.
- Service required: Displayed when the mileage and days to service has been reached or passed.
If any of the following conditions occur, the mileage and number of days to service may be incorrect.
- The battery cable is disconnected.
- The fuse switch is turned off.
- The battery is discharged.
Information
To use the service interval menu, consult an authorized HYUNDAI dealer.
The information provided differs according to the items applied to your vehicle.
Other features
|
Items |
Explanation |
|
Aux. Battery Saver+ |
To activate or deactivate the Aux. Battery Saver+ function. When activated, the high-voltage battery is used to keep the 12V battery charged.
For more information, refer to “Aux. Battery Saver+” in the Electric Vehicle Guide |
|
Fuel Economy Auto Reset |
For more details, refer to “Trip Computer” in this chapter. |
|
Fuel Economy Unit |
To select the fuel economy unit.. (km/kWh, kWh/100km, mi/kWh) |
|
Temperature Unit |
To select the temperature unit. (°C,°F) |
|
Tire Pressure Unit |
To select the tire pressure unit. (psi, kPa, Bar) |
The information provided differs according to the items applied to your vehicle.
TRIP COMPUTER
The trip computer is a microcomputer-controlled driver information system that displays information related to driving.
Information
Some driving information stored in the trip computer (for example Average Vehicle Speed) resets if the battery is disconnected.
Trip modes
To change the trip mode, toggle the UP/DOWN arrow switch “
, ” on the steering wheel.
Average fuel economy/Instant fuel economy
Average Fuel Economy (1)
- The average fuel economy is calculated by the total driving distance and the high voltage battery consumption since the last average fuel economy reset.
- Fuel economy range:0.0 ~ 99.9 MPG or L/100km or km/L
- The average fuel economy can be reset both manually and automatically.
Manual reset
To clear the average fuel economy manually, press the OK button on the steering wheel for more than 1 second when the average fuel economy is displayed.
For more information on the OK button, refer to the “LCD Display Control” in this chapter.
Automatic reset
To automatically reset the average fuel economy after recharging, select the “After Recharging” mode in User Settings menu on the LCD display (Refer to “LCD Display” in this chapter).
Under “After Recharging” mode, the average fuel economy will be cleared to zero (—-), when the driving distance exceeds 0.19 miles (300m) after recharging more than 10%.
Instant Fuel Economy (2)
This mode displays the instantaneous fuel economy while driving.
Tripmeter/Average vehicle speed/Timer
Information
If you press and hold the OK button when viewing the tripmeter, the mileage, the average vehicle speed, and the timer will be reset simultaneously.
Tripmeter (1)
- The tripmeter is the total driving distance since the last tripmeter reset.
- To reset the tripmeter, press the OK button on the steering wheel for more than 1 second when the tripmeter is displayed.
Average Vehicle Speed (2)
- The average vehicle speed is calculated by the total driving distance and driving time since the last average vehicle speed reset.
- To reset the average vehicle speed, press the OK button on the steering wheel for more than 1 second when the average vehicle speed is displayed.
Information
- The average vehicle speed is not displayed if the driving distance is less than 0.19 miles (300 meters) or the driving time is less than 10 seconds, after resetting the vehicle speed.
- The average vehicle speed will continue to be calculated and will start to decrease if the vehicle is stopped while the vehicle is in the ready (
) mode.
Timer (3)
- The timer is the total driving time since the last timer reset.
- To reset the timer, press the OK button on the steering wheel for more than 1 second when the timer is displayed.
Information
The timer will continue to be counted while the vehicle is in the ready (
) mode.
Digital speedometer
This message shows the speed of the vehicle (in mph).
Driving info display
At the end of each driving cycle, the Driving Info message is displayed. This display shows the trip distance (1), average fuel economy (2), remaining vehicle range (3), charging time status (4) and climate time status (5).
This information is displayed for a few seconds when you turn off the vehicle and then goes off automatically. The information is calculated for each time the vehicle is turned on.
Information
- If a sunroof open warning is displayed in the cluster, the Driving Information message may not be displayed.
- To set the charging time and/or climate time, refer to a separately sup-plied Multimedia System manual for detailed information.
Energy flow
The electric vehicle system informs the drivers its energy flow in various operating modes. While driving, the current energy flow is specified in 3 modes.
For more information, refer to “Energy Flow” in the Electric Vehicle Guide provided in front of the owner’s manual.
FAQs
This warning means that the battery has to be recharged as soon as possible, so you should locate a charging station.
To address a charging error notice, make sure the charging cable is firmly attached to the car and the charging station.
The warning suggests that there might be a problem with one of the car’s internal systems. To identify and fix the issue, it’s best to have the car examined by a qualified Hyundai mechanic.
Use a tire pressure tester to check the tire pressure in each of your four tires. Any underinflated tires should be inflated to the appropriate pressure listed on the driver’s side door jamb or in the owner’s handbook.
The recommended frequency is once a month, especially before lengthy excursions. Furthermore, in the event that there is a noticeable decrease in tire pressure, the tire pressure monitoring system of the car will notify you.
The message suggests that there might be a problem with the braking system of the car. To guarantee safe operation, it is imperative that the brakes are inspected as soon as possible by a skilled expert.
Make an appointment for any necessary maintenance, like tire rotations, oil changes, or inspections, at your local Hyundai dealership or authorized service center as soon as you receive a maintenance reminder.
There could be a number of reasons why the “Check Engine” alert appears, including problems with the engine or emissions system. To identify the reason for the warning and carry out any required repairs, it is imperative that the car be diagnosed by a certified mechanic.
This alert denotes a problem with the propulsion system of the car. For diagnostics and repairs, immediately lower your speed and make an appointment with a Hyundai service shop.
In order to diagnose and fix the problem with the vehicle’s regenerative braking system, it is advised that you drive carefully and seek assistance from a Hyundai service center.
The warning suggests that there might be a problem with the high-voltage electrical system of the car. To avoid any safety dangers, it’s imperative to stop driving and get help right away from a skilled expert.
If you see a “Hybrid System Warning,” exit the car, find a safe spot, and resume it after a short while. Seek assistance from a Hyundai service center for additional diagnosis and repairs if the warning continues.
The “Check Engine” light, also known as the “Malfunction Indicator Lamp” (MIL) warning, suggests that there might be a problem with the car’s engine or emissions system. Make an appointment for a diagnostic examination at a Hyundai service facility to find and fix the underlying issue.
Proceed with caution and refrain from making sudden or forceful movements if you see a “Stability Control System Error” alert. Have a qualified Hyundai technician examine the car to identify and fix any stability control system problems.
A “Vehicle Safety System Warning” suggests that there might be a problem with one of the safety systems, including the airbag system or seatbelt pretensioners. To guarantee the highest level of safety, make an appointment with a Hyundai service center right away for the diagnostic and any required repairs.
Useful links
View Full PDF: 2018 Hyundai Ioniq EV Owner’s Manual| Auto User Guide
2023 Hyundai IONIQ 6 Specs, Price, Features, Milage (Brochure)