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1995 Lincoln Mark VIII Repair Question


Topics covered: Sensor, Rpm, Vacuum leak.
Mileage: 117,000 miles.

Asked on February 28, 2013

Lincoln Mark VIII Sensor Problem

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
Avatar Asked by matthewhill

Answer

Replied on March 1, 2013

without seeing it, i would start with looking for vacuum leaks.

i would also get the fuel pressure checked.

Roy

Tiny Answered by ASEMaster6371 (expert)
24,854 answers provided
Replied on March 1, 2013

car misses really bad in the low rpm range but does alright in higher rpm's

Tiny Response from matthewhill
2 questions asked
Replied on March 1, 2013

definitely sounds like a vacuum leak.

Roy

Tiny Answered by ASEMaster6371 (expert)
24,854 answers provided

Replied on March 1, 2013

ill check it out this weekend and let you know what i find

Tiny Response from matthewhill
2 questions asked
Replied on March 2, 2013

we will be here

Roy

Tiny Answered by ASEMaster6371 (expert)
24,854 answers provided
Replied on March 12, 2013

found 2 vacume leaks and fixed them car still doing same thing didnt help

Tiny Response from matthewhill
2 questions asked