Check Engine Error code P0491 - AudiForums.com


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  #1  
Old 05-10-2007, 09:11 PM
1st Gear
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Default Check Engine Error code P0491

I had a friend check my 04 s4 and i have 2 error codes:
P0491
P0492
....Insufficient Air flow...or something like that.

What am I up against here?
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  #2  
Old 05-10-2007, 09:54 PM
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Default RE: Check Engine Error code P0491

Ughhh i forgot i wanna say one is leaidng towards your MAF. but i forgot sdamnnnn
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Old 05-11-2007, 05:08 PM
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Default RE: Check Engine Error code P0491

here is a sensible reponse
https://www.audiforums.com/m_503201/tm.htm
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Old 05-11-2007, 05:11 PM
 
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Default RE: Check Engine Error code P0491

secondary air system
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a4, a6, air, audi, check, code, codes, engine, error, mean, obd, p0491, p0492, secondary, system

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