https://www.youtube.com/watch?v=IL-193mIEYI

http://1aau.to/h/cmc/ Have a check engine light but nothing feels different? Does your check engine code say P0171 Low Fuel Trim? Check out this video to see what could be the cause in your car or truck! In this video, Andy points out some of the common causes of the code p0171: leaks in the intake system that throw off the mass airflow sensor. Check out this playlist for more great diagnostic how-to videos!
http://www.youtube.com/playlist?list=PL17C5A3ED23485B90 For More Info visit us at http://1aau.to/h/cmc/ ⚠ DISCLAIMER:
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