Toyota's yellow triangle with exclamation point is the master warning light. Here we explain the meaning behind the master warning light.. If a warning message is shown on the multi-information display, stay calm and perform the following actions: Master warning light the master warning light also comes on or flashes in order to indicate that a message is currently being displayed on the multiinformation display. Multi-information display If any of the warning message or indicator comes on again after the following actions have.
On two occasions in the last week the master warning indictor has come on for a second or so, beeped and then goes out. This is a 2018 Highlander XLE with around 20 Kims. No other warning lamps come on and the vehicle drives just fine. Dealer has no idea and says no codes stored and nothing they.. This warning light can be triggered by a variety of issues, ranging from low fuel to brake system problems. While the light can be a cause for concern, it's often easily resolved. In this guide, we'll discuss how to turn off the master warning light on your Toyota Highlander, providing you with the knowledge to handle this situation quickly and efficiently.