2002 Nissan Sentra

Tiny
TMACJR
  • MEMBER
  • 2002 NISSAN SENTRA
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 89,345 MILES
The car will not idle proper and will not take off proper. It almost stell. Also the service engine light come on and off. A code of po172 was read.
Wednesday, July 9th, 2008 AT 9:45 PM

1 Reply

Tiny
KHLOW2008
  • MECHANIC
  • 41,815 POSTS
Hi tmacjr,

The code shows a rich fuel supply so it could be

1. Injectors.
2. Air flow sensor.
3. Throttle position sensor.
4. Fuel regulator.
5, Faulty O2 sensor.
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Saturday, July 12th, 2008 AT 3:47 PM

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