NHTSA Complaint #10369983 — 2008 HONDA CIVIC

I HAVE 2008 HONDA CIVIC HYBRID HAD NO PROBLEMS UNTIL AUGUST 2010 WHEN THEY SENT A LETTER TO HAVE A SOFTWARE UPGRADE FOR THE IMA INTEGRATED MOTOR ASSIST BATTERY AFTER HAVING THE UPGRADE I HAD LOSS OF POWER WHEN ACCELERATION THE IMA SEEMS TOWORK 50-75 PERCENT LESS THEN WHAT IT USE TOO ALSO MY BATTERY INDICATOR HAD NEVER BEEN DOWN TO 4 BARS BEFORE THE UPGRADE BUT AFTER IT WAS DONE SEEMS LIKE IT WANTS TO STAY RIGHT AT 4 MOST OF THE TIME SO INTURN THE IMA DOESN'T USE THE BATTERY I HAVE LOSE 10+ MPG I USE TO GET 45-48 NOW I GET 32-35 SO NOW ITS LIKE DRIVING A UNDER POWERED CIVIC THE WORST IS WHEN YOU TRY TO TAKE OFF OR IF YOU NEED TO ACCELERATE TO MERGE ON THE FREEWAY YOU MIGHT HAVE SOME IMA OR NOT YOU JUST DON'T KNOW. *TR