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Toggle2025 Lexus IS Warning Lights and Indicator User Guide
This guide will help you stay informed and properly handle any potential problems by explaining the purpose and meaning of the 2025 Lexus IS’s warning lights and indicators.
2023 – 2024 Lexus IS Specs, Price, Features, Mileage and Review
Video: 2025 Lexus IS Display & Warning Indicators
Lexus Warning lights Guide
The warning lights and indicators on the instrument cluster, center panel and outside rear view mirrors inform the driver of the status of the vehicle’s various systems.
Warning lights and indicators displayed on the instrument cluster
For the purpose of explanation, the following illustrations display all warning lights and indicators illuminated.
Except F SPORT models
F SPORT models
Warning lights
Warning lights inform the driver of mal-functions in the indicated vehicle’s sys-tems.
Brake system warning light*1
Brake system warning light*1

High coolant temperature warning light*2
Charging system warning light*2

Malfunction indicator lamp*1
Malfunction indicator lamp*1

ABS warning light*1
ABS warning light*1

Electric power steering system warning light*1
Electric power steering system warning light

Driver’s and front passenger’s seat belt reminder light
Rear passengers’ seat belt reminder lights

LTA indicator
Intuitive parking assist OFF indicator (if equipped)

PKSB OFF indicator*1 (if equipped)
PCS warning light

Parking brake indicator (flashes) (U.S.A.)
Parking brake indicator (flashes) (Canada

- These lights come on when the engine switch is turned to IGNITION ON mode to indicate that a system check is being performed. They will turn off after the engine is started, or after a few seconds. There may be a malfunction in a system if the lights do not come on, or turn off. Have the vehicle inspected by your Lexus dealer.
- This light illuminates on the multi-information display.
- This light illuminates on the center panel.
WARNING
If a safety system warning light does not come on
Should a safety system light such as the ABS and SRS warning light not come on when you start the engine, this could mean that these systems are not available to help protect you in an accident, which could result in death or serious injury. Have the vehicle inspected by your Lexus dealer immediately if this occurs.
Indicators
The indicators inform the driver of the operating state of the vehicle’s various systems.
Turn signal indicator
Headlight indicator

Headlight high beam indicator
Automatic High Beam indicator

Cruise control indicator
Dynamic radar cruise control indicator

LTA indicator
BSM outside rear view mirror indicators*

Intuitive parking assist OFF indicator*2(if equipped)
RCTA OFF indicator

Slip indicator
VSC OFF indicator

Parking brake indicator (U.S.A.)
Parking brake indicator (Canada)

Brake hold operated indicator
Eco Driving Indicator Light

Low outside temperature indicator
Security indicator

AIR BAG ON/OFF” indicator
2023 – 2024 Lexus IS Specs, Price, Features, Mileage and Review
Drive mode indicators
Except F SPORT models
Eco drive mode indicator

Sport mode indicator (if equipped)
SPORT S mode indicator (if equipped)

F SPORT models
Custom mode indicator (if equipped)
Eco drive mode indicator

Sport S mode indicator (if equipped)
Sport S+ mode indicator (if equipped)
- These lights come on when the engine switch is turned to IGNITION ON mode to indicate that a system check is being performed. They will turn off after the engine is started, or after a few seconds. There may be a malfunction in a system if the lights do not come on, or turn off. Have the vehicle inspected by your Lexus dealer.
- This light comes on when the system is turned off.
- This light illuminates on the outside rear view mirrors.
- In order to confirm operation, the BSM outside rear view mirror indicators illuminate in the following situations:
- When the engine switch is turned to IGNITION ON mode while the BSM main switch is turned on.
- When the BSM main switch is turned on while the engine switch is in IGNITION ON mode.
If the system is functioning correctly, the BSM outside rear view mirror indicators will turn off after a few seconds. If the BSM outside rear view mirror indicators do not illuminate or do not turn off, there may be a malfunction in the system. If this occurs, have the vehicle inspected by your Lexus dealer.
- This light illuminates on the multi-information display.
- When the outside temperature is approximately 37°F (3°C) or lower, this indicator will flash for approximately 10 seconds, then stay on.
- This light illuminates on the center panel.
- Depending on the operating condition, the color and illuminating/flashing state of the light change.
Useful Links:
2023 – 2024 Lexus IS Specs, Price, Features, Mileage and Review
2025 Lexus IS Keys and Smart Key User Guide
2025 Lexus IS Instrument Cluster and Display User Guide