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Outside Gas Fuel Odor while driving than no more?

Old May 23, 2018 | 07:25 PM
  #1  
Toran's Avatar
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Default Outside Gas Fuel Odor while driving than no more?

Hello Good People,

I am hoping someone can help me track down this gas odor concern.
After the starting the car in the morning I soon smell gas only when the windows are rolled down. I will smell gas till I get to my destination which is nearly 15 miles away.

If I return to the car 5 to 6 hours later and drive away there is no gas smell inside or outside while driving.

I have no leaks on the ground. I have no visible leaks under the hood as I have looked and looked.

Today I bought a new gas cap but the result is the same.
The fuel filter was replaced 1yr ago.
The fuel pressure under the hood is reading at 30lbs.

What should I be looking for next?

Thanks
 
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Old May 25, 2018 | 09:18 PM
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aemnky606's Avatar
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Check for dry rotted fuel lines between the filler neck and tank. There are 2 of them a large one for filling tank and a smaller one for the tank vent. Over time they will get hard and crack.
 
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Old May 25, 2018 | 11:54 PM
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I experienced the same issue had 35 lbs of pressure at the fuel rail when the ignition was turned off the fuel pressure drop quickly stating a fuel pressure leak. I unplugged one of the injectors plugs and I noticed the plug was wet with fuel, then I checked the next one it also was wet, continued to check the remaining 6 injectors and found a total of 4 that where cracked internally and leaking fuel between the connector and plug. After that I decided to replace all the injectors and got lucky with a good used set. No more fuel smell.
 
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Old May 28, 2018 | 02:15 PM
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I took another good look under the hood this morning while engine was cold and still no leaking or gas puddle.

I did however look at the rear and sure enough aemnky606 was spot on as where to look. My filler tank hose has seen better days and needs to be replaced yesterday! Yikes! The vent hose needs replacing too. Though I never saw any gas puddles, these cracks must have been releasing some pressure along the way.

To anyone looking for the parts numbers here they are
Fuel Filler Neck To Tank Hose ESR2834 OEM
Fuel Tank Fill Vent Hose ESR1056 OEM

Thanks
 
Attached Thumbnails Outside Gas Fuel Odor while driving than no more?-disco-rear-hose-tank1.jpg   Outside Gas Fuel Odor while driving than no more?-disco-rear-hose-tank2.jpg  

Last edited by Toran; May 28, 2018 at 02:19 PM.
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