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check engine code 171

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check engine code 171

Postby jjack [OP] » Sep 26 2010, 2:22pm

Is this a valid code
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Re: check engine code 171

Postby lilbigtruck » Feb 20 2011, 9:42pm

P0171 - System too lean, left bank. Maybe an 02 sensor.
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Re: check engine code 171

Postby jjack [OP] » Feb 21 2011, 1:21pm

Have u heard of spraying propane from asoldering vtorch near hoses etc. on the left bank and see if the engine responds when it sucks it in?
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Re: check engine code 171

Postby Hartski » Feb 21 2011, 1:39pm

Don't use propane. I'd use starting fluid, if anything.
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