TROUBLE CODE: P0171

  • Tiny
  • ted6620
  • 2006 Toyota Corolla
  • 92,000 miles

What items do I need to check and how do I repair them?

Sunday, January 15th, 2012 AT 5:26 PM

1 Answer

  • Tiny
  • rasmataz
  • Member

Could be one of the below-lean fuel condition

1. Vacuum leaks

2. EGR and PCV valve.

3. Low fuel pressure.

4. Dirty fuel injectors.

5. Mass Air Flow Sensor.

6. Oxygen Sensor.

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Sunday, January 15th, 2012 AT 6:01 PM

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