DRIVING VEHICLE ABOUT 40MPH, CAME UPON STOP SIGN; NOTICEDSMOKE COMING FROM DASHBOARD AREA BY DRIVER'S SIDE; VEHICLE'S ENGINE DIED & WOULD NOT RESTART; TAKEN TO DEALER & MECHANIC SAID IGNITION SWITCH SHORT CIRCUITED & CAUSED WIRES TO MELT TOGETHER THROUGH WIRING HARNESS. *AK