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Service Engine Code Help

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Old 05-25-2008, 09:09 AM
  #1  
ErcWrestlr
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Default Service Engine Code Help

I got this code while driving normally this morning. Does anyone know if it was just a glitch or is there something I can do to fix this problem? This is what I was able to find out online. Any extra help is appreciated!
P0456 - EVAP Control System Leak Detected (Very Small Leak)
Description --The PCM monitors the complete EVAP control system for the presence of a very small fuel vapor leak.The system failure occurs when a fuel vapor leak from an opening as small as 0.508 mm (0.020 inch) is detected by the EVAP running loss monitor test.
Possible Causes --Very small holes or cuts in fuel vapor hoses/tubes. Loose fuel vapor hose/tube connections to EVAP system components. EVAP system component seals leaking (refer to Possible Causes under DTC P0442).
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Old 05-25-2008, 09:33 AM
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HMUSN
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Default RE: Service Engine Code Help

tighten your gas cap..
seriously.

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Old 05-25-2008, 09:49 AM
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ErcWrestlr
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Default RE: Service Engine Code Help

Hmmm. Okay. I'll give that a shot. That is a very easy fix if that does it. Thanks HMUSN
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Old 05-25-2008, 11:35 AM
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HMUSN
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Default RE: Service Engine Code Help

keep us updated.

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Old 05-25-2008, 12:57 PM
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06GT4RAD
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Default RE: Service Engine Code Help

ORIGINAL: HMUSN

tighten your gas cap..
seriously.

Yep that's probably it.

I had this a few weeks ago. Turns out when i was cleaning the car i hit the gasp cap and loosened it just enough to trigger it.

And yes i clean inside the gas door area.
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Old 05-25-2008, 06:27 PM
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ErcWrestlr
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Default RE: Service Engine Code Help

I reset the light and I took the cap off and put it back on. Everything seemed fine with it. Took the car out for a good 45 minute drive and no more light came back on. Seems fixed for the time being.
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