Can anyone help? My 2002jetta won't start. I changed the fuel pump. It works.I took off one spark plug wire and I didnt have a spark.ibought a pocket scanner and the code was P171

Asked by Dec 05, 2015 at 09:41 PM about the 2002 Volkswagen Jetta GLS 1.8T

Question type: General

1 Answer

51,825

Numerous problems it could be. The code means a lean condition that the computer cannot compensate for. Things like a leaking intake manifold to an O2 sensor. I would have someone qualified to look at it.

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