THE REAR SEAT WAS SHIFTED BY THE OCCUPANT TO ATTACH A CHILD'S CAR SEAT TO THE PASSENGER SIDE REAR SEATBELT MOUNTING BRACKETS. THE SPRING WIRES UNDER THE REAR SEAT CONTACTED BOTH POSTS OF THE BATTERY UNDER THE SEAT, IGNITING A FIRE, WHICH SPREAD THROUGH THE ENTIRE REAR SEAT OF THE CAR. THE SUSPENSION WIRES OF THE REAR SEAT WERE BURNED AWAY BY THE ARC. BASED UPON THE POSITION OF THE REAR SEAT REPORTED BY THE WITNESS, THE SEAT WIRES LINED UP RIGHT ON TOP OF THE BATTERY TERMINALS. THERE DID NOT APPEAR TO BE ANY INSULATING MEANS BETWEEN THE TERMINALS OF THE BATTERY AND THE BOTTOM OF THE SEAT SUSPENSION. *TR