2023 Lexus ES350 Headlight Switch Instruction

In the 2023 Lexus ES350, the Headlight Switch is a key piece of hardware that ties the driver to the car’s exterior lighting system. This switch is easy to reach on the dashboard or steering column. It gives drivers exact control over how bright their surroundings are. In addition to putting the headlights on and off, the Headlight Switch often has a number of other useful features. These include changing the brightness of the lights, turning on the high beams for better visibility, and turning on automatic lighting modes that change based on the weather and other factors outside. With its easy-to-use design and potential customization choices, the Headlight Switch in the 2023 Lexus ES350 is an important part for both safety and driving comfort, making sure that the lights work best for the driver and for different driving situations.

Headlight Switch

The headlights can be operated manually or automatically.

Turning on the headlights
Operating the   switch turns on the lights as follows:

U.S.A.
Canada

1. The side marker, parking lights/daytime running lights, tail, license plate, and instrument panel lights turn on.
2. The headlights and all the lights listed above (except daytime running lights) turn on.
3. The headlights, parking lights/daytime running lights and all the lights listed above turn on and off automatically.
4. (U.S.A.) Off

AUTO mode can be used when
The engine switch is in IGNITION ON mode.

Daytime running light system

1. The daytime running lights illuminate using the same lights as the parking lights and illuminate brighter than the parking lights.
2. To make your vehicle more visible to other drivers during daytime driving, the daytime running lights turn on automatically when all of the following conditions are met. (The daytime running lights are not designed for use at night.)
   1. The engine is running
   2. The parking brake is released
   3. The headlight switch is in the or  position
   4. When the surroundings are bright
      The daytime running lights remain on after they illuminate, even if the parking brake is set again.
3. For the U.S.A.: Daytime running lights can be turned off by operating the headlight switch to position.
4. Compared to turning on the headlights, the daytime running light system offers greater durability and consumes less electricity, so it can help improve fuel economy.

Headlight control sensor
The sensor may not function properly if an object is placed on the sensor, or anything that blocks the sensor is affixed to the windshield.
Doing so interferes with the sensor detecting the level of ambient light and may cause the automatic headlight system to malfunction.

Automatic light-off system

1. When the headlights come on: The headlights and tail lights turn off 30 seconds after the driver’s door is opened and closed if the engine switch is turned to the ACCESSORY mode or turned off. (The lights turn off immediately if on the key is pressed after all the doors are locked.)
2. When only the tail lights come on: The tail lights turn off automatically if the engine switch is turned to the ACCESSORY mode or turned off and the driver’s door is opened.

For the U.S.A.: To turn the lights on again, turn the engine switch to IGNITION ON mode, or turn the light switch off once and then back to or 
For Canada: To turn the lights on again, turn the engine switch to IGNITION ON mode, or turn the light switch to  position once and then back to or

Light reminder buzzer
A buzzer sounds when the engine switch is turned off or turned to ACCESSORY mode and the driver’s door is opened while the lights are turned on.

Automatic headlight leveling system (if equipped)
The level of the headlights is automatically adjusted according to the number of passengers and the loading condition of the vehicle to ensure that the headlights do not interfere with other road users.

Windshield wiper linked headlight illumination
When driving during the daytime with the headlight switch turned on, if the windshield wipers are used, the headlights will turn on automatically after several seconds to help enhance the visibility of your vehicle.

Battery-saving function
In order to prevent the battery of the vehicle from discharging, if the headlights and/or tail lights are on when the engine switch is turned off the battery-saving function will operate and automatically turn off all the lights after approximately 20 minutes. When the engine switch is turned to IGNITION ON mode, the battery-saving function will be disabled.
When any of the following are performed, the battery-saving function is canceled once and then reactivated. All the lights will turn off automatically 20 minutes after the battery-saving function has been reactivated:

1. When the headlight switch is operated
2. When a door is opened or closed

Welcome light illumination control
The parking lights, tail lights, and license plate lights automatically turn on at night when the doors are unlocked using the entry function or wireless remote control if the light switch is in the position.

If “Headlight System Malfunction Visit Your Dealer” is displayed

Customization
Settings (e.g. light sensor sensitivity) can be changed.

NOTICE
To prevent battery discharge
Do not leave the lights on longer than necessary when the engine is not running.

Turning on the high-beam headlights

1. With the headlights on, push the lever away from you to turn on the high beams.
   Pull the lever toward you to the center position to turn the high beams off.
2. Pull the lever toward you and release it to flash the high beams once.

You can flash the high beams with the headlights on or off.

Cornering lights
When any of the following conditions is met, while the headlights (low beam) are on, the cornering lights will additionally turn on and light up the direction of movement for the vehicle. This is to ensure excellent visibility when either driving at intersections or parking at night.

1. The steering wheel is operated
2. The turn signal lever is operated
3. The shift position is in R (both left and right side cornering lights)

Cornering light control

1. The lights illuminate when the vehicle’s speed is approximately 19 mph (30 km/h) or less. However, the lights turn off when the vehicle speed increases to approximately 22 mph (35 km/h) or more.
2. After the lights remain illuminated for 30 minutes, they automatically turn off.

FAQ