: 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.
The 'car' electric circuits do everything but run the engine, so they include things like wipers, heater fan, head lights, tail lights, stop lights, indicators, hazard system, reverse lights, cigarette lighter, stereo, alarm, demister etc etc.