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Fuel rail connector gasket? I dont know. Fumes are fun...

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Old 09-29-2021, 08:46 PM
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Default Fuel rail connector gasket? I dont know. Fumes are fun...

I'm still nauseous from the fuel odors so this may not make sense. Hopefully the pictures help.

I have a bad fuel leak. Started with several weeks of faint fuel smell, the last two days were bad and then today I backed up to see a pool a gas on my driveway. Little scary. I popped the hood and saw fuel dripping from the fuel rail. Passenger side near firewall where the return hose (?) connects to the rail. It appears to be a bad gasket on the connector. Anyone know if I can replace the gasket? From browsing SNG Barrat and Jag Land Rover classic, I dont see a part number. I assume Jag wants me to buy the entire rail assembly.





 
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Old 09-29-2021, 09:37 PM
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Is that called a fuel pressure regulator?
 
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motorcarman (09-30-2021)
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Old 09-30-2021, 06:24 AM
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Originally Posted by Vonnslingo
Is that called a fuel pressure regulator?
I dont think it is the regulaor. See the last photo. I think the regulator is the metal cirlce object at the bottom right. In the parts diagram, the regulator is close to what I highlighted but it doesnt actually connect there from what I can tell.
 
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Old 09-30-2021, 08:07 AM
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The round metal part is a PULSE DAMPER for the injectors. (the injectors open and close causing fuel pressure pulses)

The red circled part is the pressure REGULATOR. (it sends fuel back the the tank when the pressure is greater than needed)

The pressure regulator has an 'O'ring that has likely failed and causing the seep/leak.
 
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Old 09-30-2021, 11:47 AM
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two bolts and it comes out

slide a quality harbor freight o-ring in there and you’re good to go
 

Last edited by xalty; 09-30-2021 at 11:52 AM.
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Old 09-30-2021, 03:56 PM
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Red face

Originally Posted by Vonnslingo
Is that called a fuel pressure regulator?
Originally Posted by motorcarman
The round metal part is a PULSE DAMPER for the injectors. (the injectors open and close causing fuel pressure pulses)

The red circled part is the pressure REGULATOR. (it sends fuel back the the tank when the pressure is greater than needed)

The pressure regulator has an 'O'ring that has likely failed and causing the seep/leak.
Originally Posted by xalty
two bolts and it comes out

slide a quality harbor freight o-ring in there and you’re good to go

So, it is a regulator. I see it now. Thanks to each of you for the guidance.

 
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Old 10-05-2021, 08:24 AM
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Done. Thanks for the help folks. This repair was easier than changing a light bulb. I just had no idea what part I was looking at.



 
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Carnival Kid (10-05-2021)
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