Thread: Codes P0171 and P0174
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Old Jun 6, 2020 | 05:37 PM
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onehundred80
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From: Ontario
Default Re: Codes P0171 and P0174
Originally Posted by ZERACER
My grandsons check engine light just came on and through codes P0171 and P0174. Any suggestions on what they are for and suggested solutions?
P0171 System too Lean (Bank 1) ) faulty air mass flow sensor
P0174 System too Lean (Bank 2)
The codes were obtained from here. CLICK
 
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