2007 TOYOTA RAV4, ON SAT AUGUST 26TH WE WERE DRIVING FROM MADISON WI TO MILWAUKEE WI ON I94. JUST SHORTLY BEFORE WE REACHED JOHNSON CREEK THE CAR MADE A STRANGE NOISE AND THEN THE NOISE WENT AWAY. AS WE WERE DRIVING PAST JOHNSON CREEK THE ENGINE MADE A POP SOUND AND I LOST POWER AND I COASTED TO A STOP ALONG THE SIDE OF THE FREEWAY. I NOTICED SMOKE OR STEAM COMING FROM THE ENGINE COMPARTMENT, I OPENED THE HOOD AND THERE WAS A FIRE IN THE ENGINE COMPARTMENT. I REMOVED SOME ITEMS IN THE CAR AND MY WIFE CALLED 911. BY THE TIME THE JOHNSON CREEK FIRE DEPARTMENT ARRIVED THE RAV 4 WAS COMPLETELY ENGULFED IN FIRE. THE CAR WAS A COMPLETE LOSS