2026 Genesis G90 Keys and Smart Key User Guide
This guide delves into the 2026 Genesis G90 keys and smart key functionalities, ensuring easy access and control. Understand about improved entry, remote features, and smart technology built for convenience.
Accessing Your Vehicle
Using Smart Key
Your Genesis Branded Vehicle uses a Smart Key, which you can use to lock or unlock the driver’s and passenger’s doors and the rear trunk, and start the engine.
- Door lock
- Door unlock
- Trunk open
- Panic
- Remote start
- Remote Smart Parking Assist (Forward/Backward) (if equipped)
Locking your vehicle
To lock your vehicle using the door handle touch sensor or the Smart Key:
- Make sure all doors, the hood and the trunk are closed.
- Make sure you have the smart key in your possession.
- Touch the door lock/unlock sensor on the door handle (the engraved part) or press the Door Lock button on the smart key. The hazard warning lights will blink.
- Make sure the doors are locked. When doors lock, the handle become flush to the body.
Information
- The side view mirror will fold if On Door Unlock is selected from the Settings menu in the infotainment system. Select:
- Setup > Vehicle > Lights > Welcome Mirror/Light > On Door Unlock
- The door handle touch sensor will only operate when the smart key is within 28~40 in. (0.7~1 m) from the outside door handle.
- Note that you cannot lock your vehicle using the door handle touch sensor if any of the following occur:
- The Smart Key is in the vehicle.
- The Engine Start/Stop button is in ACC or ON position.
- Any of the doors are open except for the trunk.
WARNING
Do not leave the Smart Key in your vehicle with children that are unattended or unsupervised. Children could unintentionally press the Engine Start/Stop button or could operate the power windows or other vehicle controls or even cause the vehicle to move. This may result in serious injury or death.
Unlocking your vehicle (When the Two Press Unlock feature is off)
To unlock your vehicle using the door handle touch sensor or the Smart Key:
- Make sure you have the smart key in your possession.
- Touch the door lock/unlock sensor on the door handle (the engraved part) or press the Door Unlock button on the smart key.
- When all doors unlock, door handles will pop out and the hazard warning lights will blink two times.
Unlocking your vehicle
(When the Two Press Unlock feature is on)
To unlock your vehicle using the door handle touch sensor or the Smart Key:
- Make sure you have the smart key in your possession.
- Put your hand in the door handle or press the Door Unlock button (2) on the smart key.
- The driver’s door will unlock.
- If you touch the door unlock sensor inside of the front door handle to unlock the doors within 4 seconds, all of the doors will unlock. When the doors unlock, the hazard warning lights will blink two times and the chime will sound.
- After unlocking the doors, the doors will automatically re-lock after 30 seconds unless a door is opened.
Setting the Two Press Unlock feature
The priority for unlocking the driver door only, or unlocking all the doors with one press may be adjusted in the Settings menu in the infotainment system screen.
The Two Press Unlock feature, when enabled, will require the user to press the door unlock button once for driver door only and twice for unlocking all the doors.
Setup → Vehicle → Door → 2 Press Unlock
Information
- If you press the front passenger outside door handle with the smart key in your possession, all the doors will unlock.
- The Two Press Unlock feature is off when the vehicle is first delivered. To use the feature, enable the feature from the Settings menu in the infotainment system.
Information
- The side view mirror will unfold if On Door Unlock is selected from the Settings menu in the infotainment system. Select:
- Setup > Vehicle > Lights > Welcome Mirror/Light > On Door Unlock
- The door handle touch sensor only operates when the smart key is within 40 in. (1 m) from the outside door handle.
- After unlocking the doors, the doors are locked automatically after 30 seconds unless a door is opened.
Setting the door lock/unlock prevention feature
The doors may lock or unlock if the touch sensor of the outer door handle is recognized while washing your car or due to heavy rain.
To prevent unintentional door lock or unlock
Press the lock button on the smart key and immediately press the unlock button along with the lock button for more than 4 seconds. The hazard warning lights blink four times.
At this time, the doors are not lock or unlock even though the touch sensor is touched on the outside door handle.
To deactivate the function, press the door lock or unlock button on the smart key.
Information
- During a car wash or rain, in order to minimize unintentional operation of the touch sensor, the touch sensor may become insensitive. This is not a malfunction.
- The doors may not lock or unlock in the following situations.
- If the touch sensor is touched with gloves on
- If the door is suddenly approached the door and touch the sensor
Opening the trunk
- Make sure you have the smart key in your possession.
- When the trunk is closed, press the power trunk open button for 1 second. The trunk will open with a warning sound. While the trunk is opening, press the button to stop power trunk operation.
Information
- The trunk open button will only operate when the smart key is within 28 in. (0.7 m) from the trunk.
- For more details on opening or closing the trunk, refer to “Power Trunk” section in this chapter.
Panic button
Press and hold the Panic button for more than one second. The horn sounds and hazard warning lights blink for about 30 seconds. To cancel the panic mode, press any button on the Smart Key.
Remotely starting vehicle (if equipped)
You can start the vehicle using the Remote Start button on the smart key.
To start the vehicle remotely:
- Press the door lock button on the smart key within 32 feet (10 m) from the vehicle.
- Press the Remote Start button for more than 2 seconds within 4 seconds after pressing the door lock button. The hazard warning lights will blink and the engine will start.
- To turn off the remote start function, press the Remote Start button once.
Information
- The vehicle must be in P (Park) for the remote start function to start.
- If you enter the vehicle without the smart key while the car is starting remotely, “Carry your key to keep the ignition on” is displayed.
- The engine turns off if you do not get inside the vehicle within 10 minutes after remotely starting the vehicle.
- The Remote start button (5) may not operate if the smart key is not within 32 feet (10 m) from the vehicle.
- The vehicle does not remotely start if the engine hood or trunk is open.
- Do not idle the engine for a long time.
- Do not operate remote start in closed areas where there is no adequate ventilation for the engine exhaust.
Remotely moving vehicle forward or backward
Some models are equipped with the Remote Smart Parking Assist feature. With the smart key, the vehicle can be moved forward or backward remotely using the Forward or Backward button (6) on the smart key.
For more information, refer to the “Remote Smart Parking Assist 2 (RSPA 2)” section in chapter 7.
Start-up
You can start the engine without inserting the key.
For more details, refer to the “Engine Start/Stop Button” section in chapter 6.
Using mechanical key
If the smart key does not operate normally, you can lock or unlock the driver’s door by using the mechanical key.
- Press the GENESIS text section of the Mechanical key to remove the case.
- Remove the mechanical key from the case.
- After use, reinstall the mechanical key in the reverse order of removal.
Loss of a smart key
A maximum of two smart keys can be registered to a single vehicle. If you happen to lose your smart key, immediately take the vehicle and remaining keys to your authorized retailer of Genesis Branded products or tow the vehicle, if necessary.
Smart key precautions
- Avoid keeping a smart key with accessories in the same location such as pants or jacket pocket. The smart key button may be pressed by the accessory.
- The smart key may not work if any of the following occur:
- The smart key is close to a radio transmitter such as a radio station or an airport which can interfere with normal operation of the transmitter.
- The smart key is near a mobile two way radio system or a mobile phone.
- Another vehicle’s smart key is being operated close to your vehicle.
- Connecting an external device to the power outlet and placing the smart key near the external device.
- If your windows are tinted, especially with metallic window tint, it may cause frequency interference, reducing the smart key operating range.
If the smart key does not work correctly, open and close the door with the mechanical key. To start the engine, press the Engine Start/Stop button directly with the smart key. If you have a problem with the smart key, contact an authorized retailer of Genesis Branded products.
If the smart key is in close proximity to your mobile phone, the signal could be blocked by your mobile phone’s normal operational signals. This is specifically relevant when the phone is active such as making and receiving calls, text messaging, and/or sending/receiving emails. If possible, avoid keeping the smart key and your mobile phone in the same location such as pants or jacket pocket to avoid interference between the two devices.
Information
If the smart key is not moved for some time, the detection function for smart key operation will pause. Lift the smart key to activate the detection again.
NOTICE
To prevent damaging the smart key:
- Keep the smart key in a cool,
dry place to avoid damage or malfunction. Exposure to moisture or high temperature may cause the internal circuit of the smart key to malfunction which may not be covered under warranty. - Avoid dropping or throwing the smart key.
- Protect the smart key from extreme temperatures.
NOTICE
- Keep the smart key away from electromagnetic materials that blocks electromagnetic waves to the key surface.
- Always have the smart key with you when leaving the vehicle. If the smart key is left near the vehicle, the vehicle battery may be discharged.
Replacing the battery
If the smart key is not working properly, replace the battery.
Battery Type: CR2032
To replace the battery:
- Press the button [A] to remove the keyring fixed appliance.
- Insert a flat head screwdriver into the inner groove to remove the smart key cover.
- Remove the old battery.
- Install a new battery and reinstall the smart key cover in the reverse order of removal. Make sure the battery position is correct. An improperly positioned battery may discharged the battery, causing smart key failure.
If you suspect your smart key might have sustained some damage, or you feel your smart key is not working correctly, contact an authorized retailer of Genesis Branded products.
WARNING
This product contains a button battery.
If swallowed, a lithium button battery can cause severe or fatal injuries within 2 hours. Keep batteries out of reach of children.
If you think batteries may have been swallowed or placed inside any part of the body, seek immediate medical attention.
Information
An inappropriately disposed battery may be harmful to the environment and human health. Always dispose used batteries in accordance with local law(s) or regulations.
Immobilizer System
The immobilizer system protects your vehicle from theft. If an improperly coded key (or other device) is used, the engine’s fuel system is disabled.
When the Engine Start/Stop button is pressed to the ON position, the immobilizer system indicator should come on briefly, then go off. If the indicator starts to blink, the system does not recognize the coding of the key.
Press the Engine Start/Stop button to the OFF position, then press the Engine Start/Stop button to the ON position again.
In some circumstances, the vehicle may not recognize your smart key if another smart key device is nearby or a metal object such as a key chain is causing interference with the smart key.
If this occurs, your vehicle may not start. Remove any metal objects or additional keys near the smart key before attempting to start the vehicle again.
If the system repeatedly does not recognize the coding of the key, it is recommended that you contact your retailer of Genesis Branded products.
Do not attempt to alter this system or add other devices to it. Electrical problems could result that may make your vehicle inoperable.
WARNING
In order to prevent theft of your vehicle, do not leave spare keys anywhere in your vehicle. Your immobilizer password is a customer unique password and should be kept confidential.
NOTICE
The transponder in your key is an important part of the immobilizer system. It is designed to give years of trouble-free service, however you should avoid exposure to moisture, static electricity and rough handling. Immobilizer system malfunction could occur.
Information
This device complies with Part 15 of the FCC rules.
Operation is subject to the following three conditions:
- This device may not cause harmful interference.
- This device must accept any interference received, including interference that may cause undesired operation.
- Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the device
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