P0171 p0442 p0401 p0174
10-25-2016, 09:35 AM
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P0171 p0442 p0401 p0174
Pleeeaaaseee, HEEELP!!! 2001 Ford F150 is reading codes P0171, P0442, P0401 and P0174, and feels like it wants to die at stops. Cleaned the ERG valve, MAF sensor and throttle body.
10-26-2016, 06:26 AM
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Mark
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Vacuum leak ..