Obd codes po171,po174

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02-21-2014, 12:13 PM

Ness925

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Obd codes po171,po174

IM GETTing codes po171 bank1 too lean
po174bank2 too lean
can someone tell me what the fix is thx
2009 xf s/c

Last edited by Ness925; 02-21-2014 at 12:20 PM.

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02-21-2014, 12:15 PM

Brutal

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without knowing what engine and model you have for a Jaguar my only responce right off the batt is, black electrical tape over the light

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02-21-2014, 03:31 PM

sir2

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Quote:

Originally Posted by Ness925

IM GETTing codes po171 bank1 too lean
po174bank2 too lean
can someone tell me what the fix is thx
2009 xf s/c

lean codes are usually vacuum leaks. bring it to a shop and have them smoke the engine to see where to vac leak is coming from.

common faults for that code is the side gasket between the super charger and intercooler

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