Lexus CT dashboard symbols and warning lights
Every light in the Lexus CT owner's manual, 2011 to 2017. Tap a light to see what it means and what to do. Red means stop safely, amber means get it checked soon.
2011 to 2017 CT warning lights
Brake system warning light (yellow indicator)
Check soon
The manual says: Indicates a malfunction in: The regenerative brake system; or The electronically controlled brake system.
What to do: Have the vehicle inspected by your Lexus dealer immediately.
Charging system warning light
Stop safely · usual colour
The manual says: Indicates a malfunction in the vehicle’s charging system.
What to do: Immediately stop the vehicle in a safe place and contact your Lexus dealer.
More about the battery / charging system light · Shop jump starters on Amazon
Low engine oil pressure warning light
Stop safely · usual colour
The manual says: Indicates that the engine oil pressure is too low.
What to do: Immediately stop the vehicle in a safe place and contact your Lexus dealer.
More about the oil pressure warning light · Shop engine oils on Amazon
Malfunction indicator lamp
Check soon · usual colour
The manual says: Indicates a malfunction in: The hybrid system; The electronic engine control system; or The electronic throttle control system.
What to do: Have the vehicle inspected by your Lexus dealer immediately.
More about the check engine light · Shop OBD2 scanners on Amazon
SRS warning light
Check soon · usual colour
The manual says: Indicates a malfunction in: The SRS airbag system; The front passenger occupant classification system; or The seat belt pretensioner system.
What to do: Have the vehicle inspected by your Lexus dealer immediately.
ABS warning light
Check soon · usual colour
The manual says: Indicates a malfunction in: The ABS; or The brake assist system.
What to do: Have the vehicle inspected by your Lexus dealer immediately.
Electric power steering system warning light
Check soon · usual colour
The manual says: Indicates a malfunction in the EPS system (Flashes) (If equipped).
What to do: Have the vehicle inspected by your Lexus dealer immediately.
PCS warning light
Check soon · usual colour
The manual says: Indicates a malfunction in the pre-collision system The warning light will operate as follows, even when the system is not malfunctioning: The light will flash quickly when the system is operating. (→; The light will turn on when the pre-collision braking is disabled. (→; The light will turn on when the system cannot temporarily be used. (→.
What to do: Have the vehicle inspected by your Lexus dealer immediately.
Slip indicator light
Check soon · usual colour
The manual says: Indicates a malfunction in: The VSC system; The TRAC system; or The hill-start assist control system The light will flash when the VSC, TRAC and/or ABS systems are operating. (If equipped).
What to do: Have the vehicle inspected by your Lexus dealer immediately.
Automatic headlight leveling system warning light
Information · usual colour
The manual says: Indicates a malfunction in the automatic headlight leveling system.
What to do: Have the vehicle inspected by your Lexus dealer immediately.
High coolant temperature warning light
Stop safely · usual colour
The manual says: Changes from a flashing to a solid light when the engine coolant temperature increases.
What to do: Stop and check. (→.
More about the engine temperature warning light · Shop coolants on Amazon
Open door warning light
Stop safely · usual colour
The manual says: Indicates that a door is not fully closed.
What to do: Check that all the doors are closed.
Low fuel level warning light
Check soon · usual colour
The manual says: Indicates that remaining fuel is approximately 1.8 gal. (6.8 L, 1.5 Imp.gal.) or less.
What to do: Refuel the vehicle.
Seat belt reminder light
Information · usual colour
The manual says: Warns the driver and/or front passenger to fasten their seat belts If the front passenger’s seat is occupied, the front passenger’s.
What to do: Fasten the seat belt.
Seat belt also needs to be fastened to make the warning light
Information · usual colour
The manual says: (warning buzzer) turn off.
What to do: Fasten all seat belts. If it stays on with everyone belted, a heavy bag on a seat can trigger it.
Master warning light
Check soon · usual colour
The manual says: A buzzer sounds and the warning light comes on and flashes to indicate that the master warning system has detected a malfunction.
What to do: Read the message on the multi-information display. Red means stop safely; amber means get it checked.
Tire pressure warning light
Check soon · usual colour
The manual says: When the light comes on: Low tire inflation pressure such as; Natural causes (→; Flat tire (→ The light will turn off after a few minutes. In case the light does not turn off even if the tire inflation pressure is adjusted, have the system checked by your Lexus dealer. When the light comes on after blinking for 1 minute: Malfunction in the tire pressure warning system (→.
What to do: Adjust the tire inflation pressure to the specified level. Have the system checked by your Lexus dealer.
More about the tire pressure (tpms) light · Shop tire inflators on Amazon
| Light | Colour | Meaning | |
|---|---|---|---|
| Charging system warning light | Red* | Indicates a malfunction in the vehicle’s charging system. | |
| Low engine oil pressure warning light | Red* | Indicates that the engine oil pressure is too low. | |
| High coolant temperature warning light | Red* | Changes from a flashing to a solid light when the engine coolant temperature increases. | |
| Open door warning light | Red* | Indicates that a door is not fully closed. | |
| Brake system warning light (yellow indicator) | Amber | Indicates a malfunction in: The regenerative brake system; or The electronically controlled brake system. | |
| Malfunction indicator lamp | Amber* | Indicates a malfunction in: The hybrid system; The electronic engine control system; or The electronic throttle control system. | |
| SRS warning light | Amber* | Indicates a malfunction in: The SRS airbag system; The front passenger occupant classification system; or The seat belt pretensioner system. | |
| ABS warning light | Amber* | Indicates a malfunction in: The ABS; or The brake assist system. | |
| Electric power steering system warning light | Amber* | Indicates a malfunction in the EPS system (Flashes) (If equipped). | |
| PCS warning light | Amber* | Indicates a malfunction in the pre-collision system The warning light will operate as follows, even when the system is not malfunctioning: The light will flash quickly when the system is operating. (→; The light will turn on when the pre-collision braking is disabled. (→; The light will turn on when the system cannot temporarily be used. (→. | |
| Slip indicator light | Amber* | Indicates a malfunction in: The VSC system; The TRAC system; or The hill-start assist control system The light will flash when the VSC, TRAC and/or ABS systems are operating. (If equipped). | |
| Low fuel level warning light | Amber* | Indicates that remaining fuel is approximately 1.8 gal. (6.8 L, 1.5 Imp.gal.) or less. | |
| Master warning light | Amber* | A buzzer sounds and the warning light comes on and flashes to indicate that the master warning system has detected a malfunction. | |
| Tire pressure warning light | Amber* | When the light comes on: Low tire inflation pressure such as; Natural causes (→; Flat tire (→ The light will turn off after a few minutes. In case the light does not turn off even if the tire inflation pressure is adjusted, have the system checked by your Lexus dealer. When the light comes on after blinking for 1 minute: Malfunction in the tire pressure warning system (→. | |
| Automatic headlight leveling system warning light | Green* | Indicates a malfunction in the automatic headlight leveling system. | |
| Seat belt reminder light | Green* | Warns the driver and/or front passenger to fasten their seat belts If the front passenger’s seat is occupied, the front passenger’s. | |
| Seat belt also needs to be fastened to make the warning light | Green* | (warning buzzer) turn off. |
Source: 2011 Lexus CT Owner's Manual; 2012 Lexus CT Owner's Manual; 2013 Lexus CT Owner's Manual and others. * Usual colour; the manual text doesn't state it.