Some older vehicles that were first to offer stability control use this as a Slip Indicator or as a Fault Indicator. That is, it is seen when the system is doing its job and keeping the vehicle in control when a slip or skid is sensed, as was noted above. Unfortunately, the symbol is more commonly seen in red as the Master Warning symbol. The engine warning light — which could signify a serious mechanical problem and cause irreparable damage to the car if not checked by a professional — was the third most unidentifiable symbol There are a few different international truck dashboard symbols and meanings. The most common ones are: ABS Warning Lights: This stands for anti-lock brake system. If this light is illuminated, it means that there is an issue with the truck’s brakes. Brake Warning Lights: This warning light indicates that the brake system is malfunctioning. Qr1t.