PO171

FELICIASO88

MEMBER
2003 VOLVO S40

I got the code po171 for my car it wont stay on at first I have to keep cranking it up before it will stay on

Monday, March 28th, 2011 AT 10:37 PM

1 Reply

RASMATAZ

MECHANIC
75,992 POSTS

Check the fuel pressure if its within specs

Lean fuel condition could be caused by one of the following below:

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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PO171

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