I HAVE A 2004 HONDA ACCORD THAT I PUT A TSX ENGINE IN IT AND NOW I AM HAVING POWER LOSS PROBLEMS AND CODE P0472 RICH MIXTURE. I GO THROUGH A LOT OF GAS AND WHEN I AM GOING UP HILL MY CAR SLOWS DOWN EVEN WHEN THE GAS PEDAL IS FLOORED. ANY KIND OF HELP WOULD BE APPRECIATED. 5SPEED, 2.4 LITER ENGINE.