: to cause constant or repeated trouble for (a person, business, etc.).
Trak Off means that the traction control button is off or the wheels spun and the engine is at reduced power. There is a ETS button above the radio next to the hazard warning button. --- If the ABS light and the Service Vehicle Soon lights are on, it means that a wheel speed sensor has failed.
Thyristor basics What is a triac Diac overview. A diac is a full-wave or bi-directional semiconductor switch that can be turned on in both forward and reverse polarities. The name diac comes from the words Di ode AC switch.