Lexus ES350 2022 Smart Access System User Manual
Introduction
The Smart Access System is a cutting-edge keyless entry and start system that gives Lexus ES350 2022 owners convenience and increased security. The Smart Access System was developed to make starting and getting into the car easier, and it makes use of cutting-edge technology to provide a smooth and simple user experience. There is no need to hunt for keys or push buttons to unlock doors thanks to the Smart Access System. The system detects the key fob’s presence and enables you to unlock the doors by simply touching the door handle as long as you have it with you. By doing away with the hassle of looking for keys, this practical feature makes it simple and quick to get into the car. Starting the engine once inside the car is equally simple.
Additional security features are also provided by the Smart Access System. Through a secure wireless connection, the key fob communicates with the vehicle to help prevent unauthorized access and car theft. The system frequently also includes an engine immobilizer to further increase vehicle security by preventing the engine from starting without the proper key fob. The Smart Access System may provide extra features in some Lexus ES350 models. These include trunk access, which enables you to open the trunk with a simple motion or button press on the key fob, and remote engine start, which enables you to start the engine and regulate the temperature of the car’s interior remotely.
Smart Access System
The following operations can be performed simply by carrying the electronic key (including the card key) on your person, for example in your pocket. The driver should always carry the electronic key.
- Locks and unlocks the doors
- Opens the trunk
- Starts the engine
Antenna location
- Antennas outside the cabin
- Antennas inside the cabin
- Antenna inside the trunk
- Antenna outside the trunk
Effective range (areas within which the electronic key is detected)
- When locking or unlocking the doors The system can be operated when the electronic key is within about 2.3 ft. (0.7 m) of an outside door handle. (Only the doors detecting the key can be operated.)
- When opening the trunk
The system can be operated when the electronic key is within about 2.3 ft. (0.7 m) of the trunk release button. - When starting the engine or changing engine switch modes The system can be operated when the electronic key is inside the vehicle.
If an alarm sounds or a warning message is displayed
An alarm sounds and warning messages are displayed on the multi-information dis-play to protect against unexpected accidents or theft of the vehicle resulting from erroneous operation. When a warning message is displayed, take appropriate measures based on the displayed message. When only an alarm sounds, circumstances and correction procedures are as follows.
- When an exterior alarm sounds once for 5 seconds
| Situation | Correction Procedure |
| The trunk was closed while the still inside the trunk | Retrieve the electronic key from the trunk and close the trunk lid were locked. |
| An attempt was made to lock the vehicle while a door was open. | Close all of the doors and lock the doors again. |
- When an interior alarm sounds continuously
| Situation | Correction Procedure |
| The engine switch was turned to ACCESSORY mode while the driver’s door was open (or the driver’s door was opened while the engine switch was in ACCESSORY mode). | Turn the engine switch off and close the driver’s door. |
| The engine switch was turned off while the driver’s door was open. | Close the driver’s door. |
If “Key Detected in Vehicle” is shown on the multi-information display
An attempt was made to lock the doors using the smart access system with push-button start while the electronic key was still inside the vehicle. Retrieve the electronic key from the vehicle and lock the doors again.
Battery-saving function
The battery-saving function will be activated in order to prevent the electronic key battery and the battery from being dis-charged while the vehicle is not in operation for a long time.
- In the following situations, the smart access system with push-button start may take some time to unlock the doors.
- The electronic key has been left within approximately 6 ft. (2 m) of the outside of the vehicle for 10 minutes or longer.
- The smart access system with push-but-ton start has not been used for 5 days or longer.
- If the smart access system with push-but-ton start has not been used for 14 days or longer, the doors cannot be unlocked at any doors except the driver’s door.
- In this case, take hold of the driver’s door handle, or use the wireless remote control or mechanical key, to unlock the doors.
- Turning an electronic key to battery-saving mode .
- When battery-saving mode is set, battery depletion is minimized by stopping the electronic key from receiving radio waves.
- Press
twice while pressing and holding
. Confirm that the electronic key indicator flashes 4 times. - While the battery-saving mode is set, the smart access system with push-button start cannot be used. To cancel the function, press any of the electronic key buttons.
- Electronic keys that will not be used for long periods of time can be set to the battery saving mode in advance.
When electronic key function stops
If the position of the electronic key has not changed for a certain amount of time such as when the electronic key is left some-where, the function of the electronic key stops to reduce depletion of the battery.
Conditions affecting operation
The smart access system with push-button start uses weak radio waves. In the following situations, the communication between the electronic key and the vehicle may be affected, preventing the smart access system with push-button start, wireless remote control and engine immobilizer system from operating properly.
Ways of coping:
- When the electronic key battery is depleted
- Near a TV tower, electric power plant, gas station, radio station, large display, airport or other facility that generates strong radio waves or electrical noise
- When the electronic key is in contact with, or is covered by the following metallic objects
- Cards to which aluminum foil is attached
- Cigarette boxes that have aluminum foil inside
- Metallic wallets or bags
- Coins
- Hand warmers made of metal
- Media such as CDs and DVDs
- When other wireless keys (that emit radio waves) are being used nearby
- When carrying the electronic key together with the following devices that emit radio waves
- Portable radio, cellular phone, cordless phone or other wireless communication device
- Another electronic key or a wireless key that emits radio waves
- Personal computers or personal digital assistants (PDAs)
- Digital audio players
- Portable game systems
- If window tint with a metallic content or metallic objects are attached to the rear window
- When the electronic key is placed near a battery charger or electronic devices
When the vehicle is parked in a pay parking spot where radio waves are emitted.
Notes for the entry function
- Even when the electronic key is within the effective range (detection areas), the system may not operate properly in the following cases:
- The electronic key is too close to the window or outside door handle, near the ground, or in a high place when the doors are locked or unlocked.
- The electronic key is near the ground or in a high place, or too close to the center of the rear bumper when the trunk is opened.
- The electronic key is on the instrument panel, rear package tray or floor, or in the door pockets or glove box when the engine is started or engine switch modes are changed.
- Do not leave the electronic key on top of the instrument panel or near the door pockets when exiting the vehicle. Depending on the radio wave reception conditions, it may be detected by the antenna outside the cabin and the doors will become lockable from the outside, possibly trapping the electronic key inside the vehicle.
- As long as the electronic key is within the effective range, the doors may be locked or unlocked by anyone. However, only the doors detecting the electronic key can be used to unlock the vehicle.
- Even if the electronic key is not inside the vehicle, it may be possible to start the engine if the electronic key is near the window.
- The doors may unlock or lock if a large amount of water splashes on the door handle, such as in the rain or in a car wash, when the electronic key is within the effective range. (The doors will automatically be locked after approximately 60 seconds if the doors are not opened and closed.)
- If the wireless remote control is used to lock the doors when the electronic key is near the vehicle, there is a possibility that the door may not be unlocked by the entry function. (Use the wireless remote control to unlock the doors.)
- Touching the door lock sensor while wearing gloves may delay or prevent lock operation. Remove the gloves and touch the lock sensor again.
- When the lock operation is performed using the lock sensor, recognition signals will be shown up to two consecutive times. After this, no recognition signals will be given.
- Unlocking the vehicle may take more time if another electronic key is within the effective range.
- If the door handle becomes wet while the electronic key is within the effective range, the door may lock and unlock repeatedly. In this case, follow the following correction procedures to wash the vehicle:
- Place the electronic key in a location 6 ft. (2 m) or more away from the vehicle. (Take care to ensure that the key is not stolen.)
- Set the electronic key to battery-saving mode to disable the smart access system with push-button start.
- If the electronic key is inside the vehicle and a door handle becomes wet during a car wash, a message may be shown on the multi-information display and a buzzer will sound outside the vehicle. To turn off the alarm, lock all the doors.
- The lock sensor may not work properly if it comes into contact with ice, snow, mud, etc.
Clean the lock sensor and attempt to operate it again. - A sudden approach to the effective range or door handle may prevent the doors from being unlocked. In this case, return the door handle to the original position and check that the doors unlock before pulling the door handle again.
- When the vehicle is not driven for extended periods
- When the vehicle is not driven for extended periods
- The smart access system with push-but-ton start can be deactivated in advance.
Battery-saving mode can reduce the power consumption of electronic keys. To operate the system properly - Make sure to carry the electronic key when operating the system. Do not get the electronic key too close to the vehicle when operating the system from the out-side of the vehicle.
Depending on the position and holding condition of the electronic key, the key may not be detected correctly and the system may not operate properly. (The alarm may go off accidentally, or the door lock prevention function may not operate.)
Do not leave the electronic key inside the trunk. The key confinement prevention function may not operate, depending on the location of the key (close to a spare tire, the inside edge of the trunk), conditions (inside a metal bag, close to metallic objects) and the radio waves in the sur-rounding area.
If an electronic key does not work properly
- If the doors cannot be locked or unlocked and the trunk cannot be opened, perform the following.
- Bring the electronic key close to the door handle and perform a lock or unlock operation.
- Bring the electronic key close to the but-ton on the trunk and press the button.
- Use the wireless remote control.
- If the doors cannot be locked or unlocked by perform the above, use the mechanical key.
For Canada: However, if the mechanical key is used while the alarm system is set, the warning will sound.
- If the engine cannot be started, refer to them.
- Customization
- Settings (e. g. smart access system with push-button start) can be changed.
(Customizable features)
If the smart access system with push-button start has been deactivated in a customized setting, refer to the explanations for the following operations.- Locking and unlocking the doors and opening the trunk:
- Use the wireless remote control or mechanical key.
- Starting the engine and changing engine switch modes:
- Stopping the engine
WARNING|
Caution regarding interference with electronic devices
- People with implantable cardiac pace-makers, cardiac resynchronization therapy-pacemakers or implantable cardioverter defibrillators should keep away from the smart access system with push-button start antennas.
- The radio waves may affect the operation of such devices. If necessary, the entry function can be disabled. Ask your Lexus dealer for details, such as the frequency of radio waves and timing of the emitted radio waves. Then, consult your doctor to see if you should disable the entry function.
- Users of any electrical medical device other than implantable cardiac pace-makers, cardiac resynchronization therapy-pacemakers or implantable cardioverter defibrillators should consult the manufacturer of the device for information about its operation under the influence of radio waves. Radio waves could have unexpected effects on the operation of such medical devices.
Ask your Lexus dealer for details on disabling the entry function.
FAQs
- What is the Smart Access System in the Lexus ES350 2022?
The Lexus ES350 2022 has a keyless entry and ignition system called the Smart Access System that enables you to lock, unlock, and start your car without the need for a traditional key. - How does the Smart Access System work?
The key fob used by the Smart Access System has a proximity sensor. The system detects the key fob as you approach the car and unlocks the doors automatically. When inside, you can turn on the engine by pushing the start/stop button while still holding the key fob. - Can I lock and unlock the doors manually with the Smart Access System?
The touch sensor on the door handle allows you to manually lock and unlock the doors. For convenience, the system includes a lock/unlock button on the key fob. - What happens if the key fob battery dies?
You can still unlock the car by using the mechanical key that is built into the key fob if the battery dies. By inserting the key fob into the corresponding slot inside the vehicle, you can start the engine there. - Can I start the engine remotely with the Smart Access System?
The Lexus ES350 2022’s Smart Access System does not support remote engine start functionality. - Does the Smart Access System allow multiple key fobs to be programmed?
The system can be set up to recognize multiple key fobs, enabling the vehicle to be accessed and driven by multiple people. - Can I turn off the Smart Access System?
No, the Lexus ES350 2022’s Smart Access System is a built-in feature that cannot be disabled. But if you’d prefer, you can turn off the keyless entry feature. - Is the Smart Access System vulnerable to hacking or theft?
To stop hacking or unauthorized access, the Smart Access System includes security measures. However, there is always a small risk of possible security breaches, just like with any technology. - Can I use the Smart Access System even if I’m far away from the vehicle?
No, the proximity between the key fob and the vehicle is what the Smart Access System depends on. The key fob detection and proper operation of the system depend on your proximity to it. - Can I add aftermarket key fobs to the Smart Access System?
Using genuine Lexus key fobs made specifically for the Smart Access System is advised. Key fobs sold by third parties might not function as well or be compatible. - Can the Smart Access System be integrated with a smartphone app?
There is no direct integration between a smartphone app and the Smart Access System itself. Some Lexus models do, however, provide extra features via smartphone apps, such as remote vehicle monitoring and control. - What should I do if the Smart Access System is not working?
If you’re having problems with the Smart Access System, you can try changing the battery in the key fob, making sure you’re close to the car, or getting in touch with your local Lexus dealership for support. - Does the Smart Access System provide any theft deterrent features?
The Smart Access System does have a security alarm system that, should an unauthorized entry be discovered, helps deter theft by sounding an alarm. - Can I program the Smart Access System settings according to my preferences?
Yes, you can change some settings with the Smart Access System, including automatic door locking and unlocking as well as how long the interior lights remain on after leaving the car. - Is the Smart Access System exclusive to the Lexus ES350 2022?
The Smart Access System is not only available in the Lexus ES350 2022; it is also available in other Lexus models. Specific features and abilities, though, might differ between models and model years.
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