code p0492, p0174

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03-24-2010, 07:19 PM

cwedholm1

1st Gear

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Join Date: Oct 2009

Posts: 28

code p0492, p0174

I came up with these codes on my 2001 a4 with the 2.8, any ideas on where to start? Thanks

03-24-2010, 09:05 PM

chocalotstarfish

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Join Date: Dec 2009

Location: USA

Posts: 4,298

P0174 Fuel System Too Lean (Bank 2)

P0492 Air Injection System (Bank 2)

Someone else might be able to elaborate.

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