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audi a6 strong fuel smell start up / shut down

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Old Jul 23, 2010 | 01:16 AM
  #1  
dd1961's Avatar
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Default audi a6 strong fuel smell start up / shut down

new audi a6 owner 2005 3.2 96000 mi . strong fuel smell shut down / and start up . any ideas fuel pump ? computer? Thanks DD.

PS should i be worried.
 
Old Jul 23, 2010 | 02:01 PM
  #2  
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i had a similar issue a little while ago...my 1.8t would just STINK of gas at start up/shut down and eventually even while driving.

i have no idea what caused it but i removed the gas cap and tightened it back up (i had no other ideas-thought it might have not been in right causing weird pressure issues in the system) and i havent had any problems since.
 
Old Jul 28, 2010 | 12:21 PM
  #3  
R.A.I. Motorsport's Avatar
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From: Baltimore, MD
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While it sounds like the gas tank cap solved ilackav8's issue, you need to think about what is happening when you smell fuel.

- There could be a small leak somewhere

or the more likely reason

- The injectors are dumping too much fuel before the car starts

I would look to doing spark plugs first and then coilpacks, as it seems that the plugs are on their way out, and taking too long to initially spark
 
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