Lexus Dashboard Warning Lights and Symbols

Vehicle:   Lexus
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In this guide, you will find a list of Lexus warning lights and what each symbol means. 

You can diagnose most Lexus warning lights with an All System OBD-II Scanner for Lexus. The diagnostic port is located under the dashboard on the driver's side. 

Lexus warning lights and symbols meaning indicator

 

 

Lexus Wind Shield Washer Fluid

Windshield Washer Fluid

This light means that the windshield washer fluid level is low. There is no water to spray on the windshield when you press the wiper switch.

At your next stop, open the hood, locate the windshield fluid reservoir and add windshield washer fluid. 

Windshield washer fluid reservoir cap has the same symbol on top. Do not use plain water. 

Lexus Stability Control Fault Indicator

VSC Light

VSC stands for Vehicle Stability Control. Lexus VSC system helps stabilize the vehicle during emergency maneuvers. It works in conjunction with the ABS and brake system. 

 

Use an All System Lexus Scanner to diagnose the VSC and traction control problems. 

When the light stays on, it means that there is malfunctioning in:

  • TRAC system
  • Vehicle Stability Control (VSC) system
  • Hill-start assists the control system.
  • DRS System, if equipped
  • VGRS system, if equipped

Common problems include faulty ABS sensor, clock spring, ABS pump, etc. 

It is possible to continue driving but do so with caution. Stability control and traction control systems are disabled. 

Lexus Slip Indicator (VSC) Light

Slip Indicator 

If the slip indicator flashes, it means the vehicle is losing traction. Slow down and drive more carefully. 

If the slip indicator stays on, it means the system is disabled. Check engine light may also come when there is a problem to remind you that it is time to get your car diagnosed.

Lexus Engine Overheating High Coolant Temperature

 Engine Overheating | High Coolant Temperature

This light is on or flashes to let your know that the engine is overheating. Pullover immediately turns off the engine and let it cool down. Once the engine has cooled down, check the engine coolant level. 

Lexus Building Light

How to check the engine coolant level. 

  • Stop the vehicle immediately in a safe place. 
  • Turn off the engine
  • When the engine has cooled down, check the engine coolant level, check the radiator reservoir, and hose for any leaks.
  • If the fluid level in the reservoir is between MAX and MIN, the level is satisfactory.
  • Add the coolant if the level is below the min mark.
  • Turn on the engine check if the radiator fan is working.

Monitor engine temperature by looking at the temperature gauge. The needle needs to stay in the middle of the gauge. 

Do not drive or keep the engine running if the engine is overheating. 

Lexus Battery Warning Light

Battery Warning Light

When Lexus battery light stays on or flashes, it means the battery there is a problem with the charging system. Depending on the problem, the car may run for another 10  - 30 minutes then shut off. 

You may have a bad alternator, bad voltage regulator, damaged wires, loose battery connection, etc.

Lexus Engine Oil Light Oil Pressure

Engine Oil Light | Oil Pressure

When the oil light comes on, the engine oil pressure is very low, or the engine oil level is low. The oil light may always be on, red or yellow, or may flash. 

Pullover as soon as it is safe to do so. Turn off the engine and check the oil level and add oil if needed. 

Do not operate the vehicle with this light on. 

master warning light

Exclamation mark light | Master warning light 

This is a master warning light that does not provide much information on its own. It simply says that there is a fault in the Master Warning System. 

Typically comes on at the same time as at least one other warning light. 

Lexus Check Engine (CEL)

Check Engine CEL  | MIL Malfunction Indicator Lamp 

If the check engine light comes on, it means that the Onboard Diagnsoittc System (OBD) has detected a problem with the engine, transmission, or EVAP system. 

If the check engine light is always on (solid), you may be able to continue your journey. 

If the check engine light is flashing, it means a misfire has been detected in one of the cylinders. Do not operate the vehicle for more than a few minutes if the check engine light is flashing, or you will damage the engine and catalytic converter. The engine may overheat too and blow a head gasket. 

There are hundreds of possibilities. 

Read fault codes with an OBD-II scanner as possible. 

Lexus Air Bag Light

Airbag Light | SRS warning light 

When the airbag warning light comes on, it indicates a problem with the Supplement Restraint System, such as a faulty passenger weight sensor. The airbag may not deploy if you get in an accident. 

It can be triggered by low voltage, dead battery,  faulty passenger sensor, bad clock spring, damaged wires. 

To diagnose Lexus airbag light, you will need a diagnostic scanner for the airbag system. Generic OBD-II scanners can not read airbag codes and will not show any fault codes. 

 Lexus Brake   

Brake Warning 

If the brake light comes on when driving, it means:

  • The brake pads are worn out, need replacement.

  • There is a problem with the brake system. 

  • The brake fluid level is low. 

  • The parking brakes are not fully released. 

Stop the vehicle as soon as it is safe to do so and check the brake fluid level. It can be dangerous and unsafe to drive the vehicle with the brake light on. 

Lexus Master Warning Light

Exclamation mark light | Master warning light 

This is a master warning light that does not provide much information on its own. It simply says that there is a fault in the Master Warning System. 

Typically comes on at the same time as at least one other warning light.

Lexus Brake Light (Yellow)

Brake Light - Yellow 

The yellow brake warning light means:

  • There is a problem with the electronic brake system. Also known as the Safety System. 

  • There is an issue with the parking brakes.

Lexus Pop Up Hood Warning Light

Pop Up Hood warning light 

When the Pop Up Hood warning light comes on, it shows that the Pop Up Hood system has operated. It usually is activated from an accident or can also happen during hard braking. 

  • Once the pop-up hood system is operated, it cannot be reused.
  • The light also indicates the malfunctioning of the Pop Up Hood system.
Lexus Anti-Lock Brake System Warning Light

ABS warning light 

The ABS warning light indicates the malfunctioning of the ABS and brake assist system. It is usually caused by a faulty ABS wheel speed sensor or a bad clock spring.

Traction control will be disabled, as well. 

Use an ABS Scanner to read fault codes and find out why your Lexus ABS light is on.

 Lexus Brake Override

Brake Override System | Drive-Start Control 

When there is a buzzer sound, it means:

• Malfunctioning of Brake Override system

• Operation of Drive-Start control

• Malfunctioning of Drive-Start control

• Parking support Brake function is operating (for static objects)

When there is no buzzer sound, it means

• A brake override system is in operation

• Release the accelerator and depress the brake

Lexus Electric Power Steering System

   Electric power steering system

 The steering wheel + exclamation light may be yellow or red. It means that there is a malfunctioning of the Electric Power Steering (EPS) system. 

The vehicle may be hard to steer. 

Lexus Low Fuel

  Low fuel level warning light 

The warning light indicates that the amount of fuel remaining in the vehicle is approximately 3 gallons or less. 

Lexus Drivers and front passenger's Seat Belt Reminder

 Driver’s and passenger’s + seat belt 

The reminder light warns the driver or/and the front seat passenger to fasten the seat belts. In case the front passenger seat is occupied, the seat belt needs to be fastened. 

Lexus Rear Passengers Seat Belt Reminder Light

Rear passengers’ seat belt reminder lights 

The reminder light warns that the rear passengers have not fastened their seat belts.

Lexus Tire Pressure

Tire pressure warning light | TPMS

This is the Tire Pressure Monitoring System  (TPMS) light. 

When the light turns on, it is an indication that you have a:

  • Flat tire
  • Low tire pressure

Stop immediately and check to make sure you don't have a flat tire. 

If the tire pressure is low, stop at the lowest gas station to add air. Alternatively, you can get a 12-volt tire inflator and keep in your car. 

When the indicator light turns on after blinking for around 1 minute, there is a malfunction in the tire pressure warning system.

Lexus Lane Tracing Assist (LTA)

Lane tracing Assist (LTA)

The indicator shows that the Lane tracing Assist (LTA) is malfunctioning.

Intuitive parking assist OFF indicator 

 Intuitive parking assists OFF.  

The indicator light coming on means that the intuitive parking assist function is malfunctioning. It indicates that the system is unavailable temporarily. This might be due to the sensor being covered with dirt or ice, etc.

Lexus Rear Cross-Traffic Alert OFF Indicator

Rear Cross-Traffic Alert (RCTA)

If the light comes on, it indicates that the Rear Cross Traffic Alert (RCTA) is malfunctioning or turned off. 

Lexus Rear Camera Detection RCD

Rear Camera Detection (RCD) 

When you hear a buzzer sound

• This means that the Rear Camera Detection (RCD) is malfunctioning 

When you don’t hear the buzzer sound

• This means that the RCD function can’t be used temporarily. This may be due to a dirty camera etc.

 Lexus PCS Warning Light

PKSB OFF 

When you hear buzzer sound:

• It means that the Parking Support Brake (PKSB) system is malfunctioning

When you don’t hear the buzzer

• This indicates that the system is not available temporarily. It can be due to a dirty sensor

PCS warning light 

In the case of the buzzer sounds:

• It means that there is a malfunctioning of the Pre-collision System (PCS)

When buzzer doesn’t sound:

• This means that the system is temporarily not working and requires corrective actions

If the Vehicle Stability Control (VSC) system or PCS is disabled, the PCS warning light will get illuminated

Lexus Parking Brake Flashes

Parking Brake Flashes

The illuminated indicator means that the parking brake system is malfunctioning

Lexus Brake Hold Operated Indicator

Brake hold operated 

If this indicator is on, it means that the Brake hold system is malfunctioning. 

Lexus Turn Signal

Turn Signal Light 

This will flash when you use the turn signal lever/switch:

  • Pull down the lever—the left arrow flashes. 

  • Push it up the right arrow flashes

Once you make your turn, it will click back in the middle, and the light will turn off. If the indicator flashes fast as usual, probably one of your bulbs is not working. If this occurs, stop as soon as possible and inspect, then replace the bulb that is not working.

Lexus Headlight Indicator

Headlight 

This will light up once the headlight switch is turned on. The headlight can be operated manually or automatically, depending on user discretion.

Lexus Tail Light Indicator

 Taillight 

This will light up when the tail light is on, together with daytime running light, side marker lights, parking light, and license plate light.

Lexus Headlight High Beam Indicator

Headlight High beam 

It indicates that the headlights are in high beam mode. All lights mentioned above are on except for the daytime running light.

Lexus Auto High Beam AHB Indicator

 Auto High Beam(AHB) 

Accompanied by the camera sensor located at the windshield, this function assesses the brightness of the vehicle's lights ahead. It automatically turns the high beam on and off as needed.

Lexus  Pre-Collision System PCS

Pre-Collision System (PCS) Warning Light

Pre Collision System is a feature designed to avoid severe damage to your vehicle. The system is automatically enabled whenever the ignition is on. If disabled, a message will appear on the multi-information display, and the indicator lights will turn off.

Lexus  Cruise Control Indicator

Cruise Control 

Cruise Control is a system that automatically controls the speed of your vehicle. Once this light indicator is on, it will maintain your current speed even without stepping on the accelerator pedal. It will turn off once you hit the brakes.

Lexus Dynamic Radar Cruise Control Indicator

 Dynamic Radar Cruise Control 

The same function as a Cruise Control, but this time it's from a vehicle to vehicle control. It automatically accelerates, decelerates, and stops to match the vehicle's speed changes in front of you.

Lexus Cruise Control SET Indicator

Cruise Control “SET” 

This will appear when you set the cruise control on the speed you wanted when you press the button while running. The speed will remain at that speed.

Lexus Blind Side Monitor

 BSM outside rearview mirror (Blind Side Monitor) 

This indicator flashes when a fast-approaching vehicle is going to your blind side.

This indicates the feature uses the vehicle bumper's radar sensors that help the driver move from left to right when driving. You won't see some parts of the vehicle when driving, but this feature notifies the driver if there's a vehicle in its blind spot.

Lexus Intuitive Parking Assist OFF Indicator

Intuitive parking assists OFF. 

This will appear when the intuitive parking assist is turned off; it will disable the parking sensor when you park.

Lexus Vehicle Stability Control VSC OFF Indicator

Vehicle Stability Control VSC OFF 

VSC is the driving support of the vehicle; it helps stabilize/Control the vehicle when driving, so this will show if the system is off

Lexus High Mode Indicator

High Mode 

When the High mode indicator is on, the vehicle's height will increase from its normal stance.

Lexus Push Button Start Indicator

Push Button Start 

This will appear on the panel when you are about to start the car. When you press the brake pedal, this will appear, and the engine can be started.

Lexus Parking Brake Indicator

Parking Brake 

This will appear when the shift lever is set to Park, which means the Parking Brake functions.

Lexus Brake Hold Standby Indicator

Brake Hold Standby 

This keeps the brake applied when the shift is on D, M, or N for smooth Start roll.

Lexus ECO Driving Indicator Light

 Eco Driving Indicator Light 

This indicates that your driving speed is in Economy Fuel Saving Mode.

Lexus Low Outside Temperature Indicator

 Low Outside temperature 

This Display the Outside temperature of the Surroundings, Range of -40°F (-40°C) to 122°F (50°C)

Lexus Security Indicator

Security 

Security or immobilizer system, this light will flash when the engine is turned off, which means that the vehicle's security is on.

Lexus Passenger Air Bag OFF

Air Bag On/Off (40)

Indicator of Air Bag if it's armed or not.

Lexus AWD

AWD | 4x4

When this light stays on, all four wheels are active. Also known as the all-wheel drive. 

If light flashes, there is a problem, and the AWD can not be activated. 

Lexus Adaptive Front Lighting OFF Indicator

Adaptive Front Lighting AFS  Light

AFS stands for the Adaptive Front Lighting System, also known as  Automatic Headlight Adjusting. It adjusts the headlights based on the input from the steering wheel. For example, as you make a turn, the headlight projector turns to lighten up the corner where you are turning. 

AFS OFF means there is a problem with the adaptive headlight adjustment system. 

Lexus Service Reminder Indicator

 Service Reminder 

The vehicle is due to regular maintenance such as oil change. This does not mean there is a problem, just routine maintenance. 

Lexus Transmission Temperature Indicator

Transmission Temperature 

This light means that the automatic transmission may have overheated. This light often comes on if you are towing. Pullover as soon as it is safe to do so and allow the vehicle to cool down. 

Lexus Automatic Limited Slip Differential (LSD) Indicator

Automatic Limited Slip Differential (LSD) 

A limited-slip differential will automatically lock when it detects wheel slip. 

Lexus Hybrid Ready Indicator

Hybrid Ready 

This means all conditions are met, and the hybrid mode is ready to activate. Engine auto start/stop-starts to activate when you stop. 

Lexus EV Mode Indicator

EV Mode 

The vehicle is operating in electric mode. 

Lexus EV Operation Indicator

EV Operation 

The vehicle is operating in electric mode. 

Lexus Hybrid Battery Overheat Indicator

Hybrid Battery Overheat 

The lithium-ion cells of the hybrid battery have overheated. 

Lexus LED Headlamp Out Indicator

LED Headlamp Out 

The headlight is burned out, or the headlight auto-adjusts mechanism is faulty. 

Lexus SPORT Drive Mode Indicator

SPORT Drive Mode 

Transmission and engine are operating in sport mode for best performance. Engine output is tuned for maximum output while the transmission may stay in gear longer before shifting. 

Lexus CUSTOM Drive Mode

CUSTOM Drive

Driving mode customized for the current driver. 

Lexus Electronically Controlled Transmission Setting Indicator

Electronically Controlled Transmission Setting 

 

Lexus Turn Assist Indicator Turn Assist Indicator

 

This is the end of Lexus's warning lights, symbols, and what they mean. In the next section, you will see warning lights on various Lexus instrument clusters. 

Lexus Warning Lights by Model

Lexus Warning Lights VSC  2016 Lexus GX 460 Warning Lights
 2016 Lexus GX 460 Warning Lights

 

1991 Lexus LS 400 Warning Lights
1991 Lexus LS 400 Warning Lights
2004 Lexus ES 330 Warning Lights
2004 Lexus ES 330 Warning Lights
2007 Lexus GS 350 Warning Lights
2007 Lexus GS 350 Warning Lights
2010 Lexus ES 350 Warning Lights
2010 Lexus ES 350 Warning Lights
2011 Lexus LX 570 Warning Lights
2011 Lexus LX 570 Warning Lights
2015 Lexus NX 200 Warning Lights
2015 Lexus NX 200 Warning Lights

 

You can help improve this article by describing any of these lights in the comments section. 

By YOUCANIC Automotive Experts
Nov 2020