TO THE BEST OF MY KNOWLEDGE, THE HIGHLANDER HYBRID INVERTER, ELECTRONIC UNIT, ELECTRICAL WIRING, CIRCUIT BOARDS AND OTHER COMPONENTS HAVE OR MAY HAVE MALFUNCTIONED (BURNED OUT/OVERHEATED). I WAS PREPARING TO BACK OUT OF A PARKING SPACE WHEN I HEARD A LOUD NOISE OR "POP" FROM UNDER MY CAR. I SMELLED SOMETHING BURNING AND IMMEDIATELY ASKED MY DAUGHTER TO GET MY GRAND DAUGHTER OUT OF THE BACK SEAT AND WAIT UNTIL I COULD DETERMINE WHAT WAS WRONG WITH THE CAR. I ATTEMPTED TO RE-START IT BUT IT WOULD NOT GO INTO GEAR, YET THE ENGINE REMAINED RUNNING. THE ELECTRIC MOTOR WOULD NOT ENGAGE. SEVERAL ERROR CODES FLASHED ON THE DASHBOARD DISPLAY BEFORE I TURNED IT OFF. A FRIEND AND I PUSHED THE CAR BACK INTO THE PARKING SPACE WHERE I ATTEMPTED TO RE-START IT UNSUCCESSFULLY. WHEN THE AAA TOW TRUCK ARRIVED, THE DRIVER ATTEMPTED TO START THE CAR WITH SIMILAR RESULTS. HE IMMEDIATELY TURNED OFF THE CAR AND REFUSED TO TRY TO START IT AGAIN. AFTER TOWING THE CAR TO POWAY TOYOTA, IT WAS DETERMINED, VIA ERROR CODES, THAT THE INVERTER HAD MALFUNCTIONED AND MUST BE REPLACED. INVERTER SERVICE DONE JAN 02,2010. CAR HAS REMAINED AT POWAY TOYOTA FOR 6 WEEKS. THE INVERTER PART COSTS $4,000.00 AND THE LABOR CHARGES TOTAL AN $6,000-$8,000, I'M TOLD. IT IS NOT DETERMINED IF THE EU NEEDS REPLACEMENT OR WHAT OTHER PARTS MAY ALSO BE ADVERSELY AFFECTED. TOTAL REPAIRS ESTIMATED BETWEEN 10,000 - 15,000 IF THE HYBRID BATTERY SYSTEM IS ALSO DAMAGED. TOYOTA CORP. HAS OFFERED TO "PARTICIPATE" IN 50% REPLACEMENT COST