Screen Warning Messages: 2021 Toyota Prius Display Explained
Adding screen warning messages to the 2021 Toyota Prius is a major step forward in the safety and functionality of the car. Thanks to its advanced interface, the Prius monitor is the main way that important information gets to the driver, making sure that the driving experience is smooth. These warning messages are smartly made to quickly let drivers know about a wide range of possible problems, from low tyre pressure to maintenance reminders. This makes the driver more aware of their surroundings and improves car safety. The display gives drivers clear visual cues and short messages that help them deal with problems quickly, lowering the chance of unexpected problems on the road. Toyota’s dedication to new ideas and driver-focused design is also shown by how these warning signs are seamlessly integrated into the Prius’s display, setting a new standard for ease of use and peace of mind in the world of automotive technology.
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Main display
The main display shows basic information, such as the vehicle speed and remaining fuel amount. Also, the displayed informa-tion can be switched according to user preference.
Display contents (vehicles without RSA [Road Sign Assist])
The units used on the display may differ depending on the target region.
- Speedometer
Displays the vehicle speed - Fuel gauge
Displays the quantity of fuel remaining in the tank - Outside temperature
Displays the outside temperature within the range of -40°F (-40°C) to 122°F (50°C).
The temperature display flashes for approximately 10 seconds when the outside temperature drops to approximately 37F (3C) or less, and then stops flashing. - Mileage display (odometer/trip meters/driving range)
The possible driving range estimated from the mileage and current remaining fuel amount can be displayed. - Average fuel consumption display
The average fuel consumption that is linked with the contents of the mileage display can be displayed. - Sub-screen
When a split screen is selected for the main display, information such as the Hybrid System Indicator and current fuel consumption can be displayed.
Display contents (vehicles with RSA [Road Sign Assist])
The units used on the display may differ depending on the target region.
- Speedometer
Displays the vehicle speed - Fuel gauge
Displays the quantity of fuel remaining in the tank - Outside temperature
Displays the outside temperature within the range of -40°F (-40°C) to 122°F (50°C).
The temperature display flashes for approximately 10 seconds when the outside temperature drops to approximately 37°F (3°C) or less, and then stops flashing. - Mileage display (odometer/trip meters/driving range)
The possible driving range estimated from the mileage and current remaining fuel amount can be displayed. - Average fuel consumption display
The average fuel consumption that is linked with the contents of the mileage display can be displayed. - Sub-screen (when RSA [Road Sign Assist] is off)
Information such as the Hybrid System Indicator and current fuel con-sumption can be displayed. - Sub-screen (when RSA [Road Sign Assist] is on)
Displays information related to RSA (Road Sign Assist)*.
When RSA (Road Sign Assist) information is displayed in the multi-information display, RSA (Road Sign Assist) information is not displayed on the sub-screen.
Switching the mileage display and average fuel consumption display
Each time is pressed, the mileage display and fuel consumption display change in the following order from 1 to 6.
- Mileage display
- Average fuel consumption display
After 1 to 6 is displayed, the displays return to 1. Use the displayed average fuel consumption as a reference.
- If is pressed and held while this item is displayed, the information is reset.
- This item is reset each time the hybrid system starts.
Switching the display mode (vehicles without RSA [Road Sign Assist])
A simple screen or split screen can be selected for the main display.
When a split screen is selected, a variety of information can be displayed on a sub-screen in addition to the contents of the simple screen.
- Select the “Meter Customize” settings ( ) screen on the screen of the multi-information display, and then press
- Press or of the meter control switches to select “Simple/ Split Screen”.
- Press to display the setting screen.
- Press or of the meter control switches to select a display mode.
- Press. The contents of the main display switch to the selected display mode. Press to return to the previous screen.
Switching contents displayed on the sub-screen
- Vehicles without RSA (Road Sign Assist)
When a split screen is selected for the main display, display contents on the sub-screen can be selected. - Vehicles with RSA (Road Sign Assist)
When RSA is off, display contents on the sub-screen can be selected.
- Press or of the meter control switches and select the sub-screen.
When the sub-screen is selected, is displayed on the sunscreen. - Press or of the meter control switches to select the display
item.
One of the following 3 items can be displayed.
Outside temperature display
- In the following situations, the correct outside temperature may not be displayed, or the display may take longer than normal to change.
- When stopped, or driving at low speeds (less than 12 mph [20 km/h])
- When the outside temperature has changed suddenly (at the entrance/exit of a garage, tunnel, etc.)
- When “-” or “E” is displayed, the system may be malfunctioning.
Take your vehicle to your Toyota dealer.
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Distance to empty
- This distance is computed based on your average fuel consumption. As a result, the actual distance that can be driven may differ from that displayed.
- When only a small amount of fuel is added to the tank, the display may not be updated.
When refuelling, turn the power switch off. If the vehicle is refuelled without turning the power switch off, the display may not be updated.
Switching the driving mode
When the driving mode is switched, the driving mode indicator
changes and an animation* is displayed on the multi-infor-mation display.
Also, the background colour of the main display, energy monitor and Hybrid System Indicator change as follows.
| Driving modes | Background colour |
| Normal mode | Green |
| Power mode | Red |
| Eco-drive mode | Blue |
The animation displayed when the driving mode is switched can be turned off in the “Meter Customize” settings.
FAQs
The “Check Hybrid System” message indicates a problem with the hybrid system components such as the battery or inverter.
This message appears when the fuel level is low, prompting the driver to refuel the vehicle.
The “Maintenance Required” message indicates that routine maintenance is due, such as an oil change or tyre rotation.
This message appears when one or more tyres have low pressure, potentially indicating a puncture or loss of pressure.
The “Brake System Warning” message alerts the driver to a potential issue with the braking system, necessitating immediate inspection.
This message indicates that one or more doors are not securely closed, potentially posing a safety hazard.
The “Malfunction Indicator Lamp” (MIL) warning message indicates a potential issue with the vehicle’s engine or emissions system.
This message appears when the battery in the key fob is running low and needs replacement.
This message appears if there’s a malfunction in the blind spot monitoring system, which may require service to rectify.
This message suggests a malfunction in the lane departure alert system.
This message indicates a potential issue with the pre-collision system.
The “Check Engine” message signifies a problem with the engine’s operation, necessitating diagnostic testing to identify the issue.
This message appears if there’s a malfunction in the all-wheel-drive system.
This message indicates that the vehicle’s steering assist feature is unavailable or disabled.
This message appears when the vehicle stability control system is manually turned off or when there’s a system malfunction.
Useful Links
View Full PDF: 2021 Toyota Prius Owner’s Manual | Auto User Guide
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Indicators Guide: 2021 Toyota Prius Warning Indicators Meanings