Why does the turn signal start and stop on your 2002 Audi Quattro?

The turn signal on your 2002 Audi Quattro may start and stop due to a few common issues. One possibility is a faulty turn signal relay, which controls the blinking of the lights and may need replacement. Another reason could be a poor connection or a burned-out bulb, which can disrupt the signaling function. Additionally, the turn signal switch itself may be worn or malfunctioning, affecting its operation.