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can clogged fuel filter cause a car to run rich?

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Old Jun 29, 2006 | 04:32 PM
  #11  
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Default RE: can clogged fuel filter cause a car to run rich?

im getting an error saying rich mixture (add) exceeded... i cleared it and played with a few adaptation settings hopefully itll fix it, i wish vag on my car showed me the a/f mixture
 
Old Jun 29, 2006 | 04:35 PM
  #12  
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Default RE: can clogged fuel filter cause a car to run rich?

what upgrades have you made to the fuel injection?? have you changed the fuel regulator?? if so what is it
 
Old Jun 29, 2006 | 04:40 PM
  #13  
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Default RE: can clogged fuel filter cause a car to run rich?

your Sig doesnt mention any upgrades in this area??
 
Old Jun 29, 2006 | 04:40 PM
  #14  
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Default RE: can clogged fuel filter cause a car to run rich?

no mods to fuel injections at all... i was going to but with car running rich there is no point
 
Old Jun 29, 2006 | 04:43 PM
  #15  
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Default RE: can clogged fuel filter cause a car to run rich?

so any fault codes?? is the CEL on?? why do you think its running expensive??
 
Old Jun 29, 2006 | 04:45 PM
  #16  
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Default RE: can clogged fuel filter cause a car to run rich?

lol it returned that error code, mixture (add) max exceeded

 
Old Jun 29, 2006 | 11:43 PM
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Default RE: can clogged fuel filter cause a car to run rich?

P1137
17545
Bank 1, mixture adaptation (add.)

System too rich
- Check oxygen sensor
- Check Evaporative Emission (EVAP) canister purge regulator valve Page 24-107

Could also be MAF

What was the actual code number?
 
Old Jul 1, 2006 | 03:17 PM
  #18  
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Default RE: can clogged fuel filter cause a car to run rich?

okay heres what ive noticed, car is def rich as plugs are of rich color...

and when idling and having the air blower (not a/c) on i smell fuel fumes comming into the car???

come to think of it this happened when i changed the rocket valve covers im wondering if i disconnected anything from instructions i forgot to reconnect :P or bumped one of the lines, bcuz the anoying things kept getting the way of taking off the cover
 
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