Toyota master system warning light is one very important light among the rest of the dashboard warning lights. This light come on as an indication that other warning lights are on and needs attention.
The master system light is more like a light for collective warning about the presence of other warning lights. The light is indicated with red light and an exclamation mark inside a triangular shape.
Do not mistake this light with an emergency signal light or a packing light, it is not. Modern Toyota cars are equipped with many warning lights including this master light.
Several reasons can cause the master light to come up some of which includes low coolant, low fuel even low washer fluid. It is of great importance to give attention to this light any time you see it come up.
How the Toyota Master Warning System Works
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Toyota’s Master Warning System is a safety system that alerts the driver when they are in danger. If the driver does not respond, the system intervenes with brake control, steering support or an automated collision avoidance maneuver. The Master Warning System can be activated manually or by sensors.
The Toyota Master Warning System is available on all Toyota vehicles starting from the 2019 model range.
Toyota’s Master Warning System is a safety device that was developed to avoid collisions. This system uses laser sensors and radar transmitters to detect any objects in the driver’s path and notifies the driver with an audio and visual signal.
Importance of Toyota Master Warning Light
The Toyota Master System Warning is an indicator that the car needs to be serviced. The warning system is predicted to be part of the new models in 2020. It is important for drivers to understand the warning system and monitor it on a regular basis so they can take necessary actions before it reaches a critical level.
Toyota’s goal with the Master System Warning is to make sure that drivers are aware of what’s happening with their cars, beyond just knowing when there’s an issue with their brakes or tires, etc. The company believes that by informing its customers about these levels, they won’t need to go through as many diagnostic tests at the dealership.
What to do when the Master warning light comes on
Master warning light is to be treated like every other dashboard warning light. Quick attention is needed to detect and fix whatever the problem causing it could be.
If you are unable to make a determination as to the cause of the Master Warning Light, it would be a good idea to have it diagnosed to check if there is a serious issue present that needs to be addressed immediately.
Taking quick action to diagnose and fix the problem can save you from further expensive repairs. The most basic and most common reasons that could make the master warning light come on includes the following
- Low tire pressure.
- Low fuel.
- Low washer fluid.
- Low coolant.
- Low battery voltage.
- A door is ajar.
- The parking brake is still engaged.
- Headlights have been left on.
- The fuel cap is loose or missing.
Generally, most dashboard warning lights are the same except for some few variations in some other make and car models. However, when any of the warning light is been illuminated, it is most like as result of a faulty part that needs repair.
Common Lexus dashboard warning lights to know
Like i have mentioned before, apart from the master light, vehicles are also equipped with other warning lights. Some popular warning lights and symbols you should look out for includes
- Oil pressure light.
- Tire pressure warning light.
- Engine temperature warning.
- Traction control light.
- Anti-lock brake warning light.
- Traction control malfunction.
- Engine warning (check engine light).
- Battery alert.
- Seat belt reminder.
- Airbag warning light
- Stability control indicator
This are the most basic and major warning dashboard light present in most vehicles including Lexus and Toyota. For more details about dashboard warning light and there meaning refer to my previous article Toyota dashboard warning lights and symbols.
What is the triangle warning light?
The triangular warning light with an exclamation sign in the middle, represents the master warning light. The master warning light is a light that indicates that multiple warning light have been illuminated on the dashboard.
When that warning light triangle with exclamation point pops up, there’s a simple explanation. The master warning light symbol might be a little different for different ca makes and models.
In some cases, the light come on specifically to warning the driver about fault in the traction or stability system (VSC). This system helps to stabilize the vehicle during cornering if the car turns more or less than desired.
Read Also
Is it Safe to Drive With Airbag Light on?
How To Turn Off Airbag Warning Light – Airbag Reset
How to fix Toyota Rav4 Check Engine Light VSC & 4WD on (Venza)
What do BMW dashboard symbols mean?
In general, the color of the illuminated symbol will convey how severe the issue is. Red indicates an issue that requires immediate attention. Orange indicates a less urgent issue, such as a vehicle service requirement.
Blue and green give you information on lights and indicators. While red and yellow lights are warning lights, when ever you see them come on, find out the fault and fix it.
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