HOW DO I FIX A P0171 AND P0174 CODESI HAVE A ...

  • Tiny
  • jonnyblade
  • 2000 Ford Ranger
  • 113,000 miles

How do I fix a p0171 and p0174 codes, I have a 2000 ford ranger 113,000 miles total loss of power up hills, please help

Saturday, January 5th, 2013 AT 11:44 PM

2 Answers

  • Tiny
  • ASEMaster6371
  • Expert
  • 25,551 posts

Could be vacuum leak, pcv valve, low fuel pressure, or bad mass air flow sensor

Roy

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Sunday, January 6th, 2013 AT 12:01 AM
  • Tiny
  • jonnyblade
  • Member

Thank you roy, I failed to mention it throws 4 codes p0171, p0174, p1131, p1151, where should I start, i'm lost

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Tuesday, January 8th, 2013 AT 4:03 AM

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