Mechanics

I HAVE A ,AS SOON AS IT DROPS OF THE PRE-PROGRAMED INFORMATION IT DIES . I HAVE HOOKED IT UP TO A COMPUTER AND GOT CODE 171 LEAN MIXTURE BANK ONE AND CODE 174 LEAN MIXTURE BANK 2. I CHANGED BOTH OF THE O2 SENSORS THAT ARE SECOND IN

1998 Lincoln Continental • 168,000 miles