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po171 code,2006 s40

   
Old Mar 2, 2026 | 02:12 AM
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richard raven 1835's Avatar
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Default po171 code,2006 s40
my 2006 s40 2.4 non turbo is setting a check engine light.scanner shows po171 code,lean on #1 cyl. can anyone make suggestions as to what might cause this?
 
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Old Mar 13, 2026 | 09:07 PM
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richard raven 1835's Avatar
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no ideas,anyone?how can i diagnose this problem?the car seems to run fine,even with check engine light on,i have reset the light,but it returns shortly.my only thought is a fuel injector partially blocked
 
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