: 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.
How car A/C works. A carâs A/C works much in the same way a residential air conditioning system works, but on a much smaller scale. The first and most important element is refrigerant. In the case of most vehicles built after the 1990s, the refrigerant of choice is R134a.