1995 LINCOLN MARK VIII
117,000 MILES
Avatar
MATTHEWHILL
  • MEMBER
  • 5 POSTS
getting codes 172 o2 sensor lean bank 1, 173 o2 sensor rich bank 1, 176 o2 sensor lean bank 2, 524 low speed fuel pump open circuit failure between battery and electronic control assembly any ideas on what the problem is
Feb 28, 2013 at 11:33 PM
Advertisement
Avatar
ASEMASTER6371
  • CERTIFIED EXPERT
  • 52,796 POSTS
without seeing it, i would start with looking for vacuum leaks.

i would also get the fuel pressure checked.

Roy
Mar 1, 2013 at 1:11 AM
Avatar
MATTHEWHILL
  • MEMBER
  • 5 POSTS
car misses really bad in the low rpm range but does alright in higher rpm's
Mar 1, 2013 at 10:13 AM
Advertisement
Avatar
ASEMASTER6371
  • CERTIFIED EXPERT
  • 52,796 POSTS
definitely sounds like a vacuum leak.

Roy
Mar 1, 2013 at 10:31 AM
Avatar
MATTHEWHILL
  • MEMBER
  • 5 POSTS
ill check it out this weekend and let you know what i find
Mar 1, 2013 at 11:59 PM
Avatar
ASEMASTER6371
  • CERTIFIED EXPERT
  • 52,796 POSTS
we will be here

Roy
Mar 2, 2013 at 2:43 AM
Avatar
MATTHEWHILL
  • MEMBER
  • 5 POSTS
found 2 vacume leaks and fixed them car still doing same thing didnt help
Mar 12, 2013 at 12:21 AM