fuel pressure gauge going crazy

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Nov 24, 2011 | 08:29 PM

mike12v!

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Diesel Fan

Joined: Nov 2011

Posts: 54

Likes: 0

From: Sparta,TN

fuel pressure gauge going crazy

I have a fuel pressure gauge on my 12v and it will bounce from 10 to 4 to 32 psi my truck runs perfect just gauge reading weird?

Nov 24, 2011 | 08:33 PM

Sudia247

Diesel Enthusiast

Joined: Jun 2010

Posts: 272

Likes: 13

From: Sacramento, CA

If you have a fuel gauge you usually need the snubber valve that attaches, to dampen the fuel pressure because otherwise it does exactly what you're describing, bouncing all over the place.

Nov 25, 2011 | 05:54 PM

mike12v!

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Diesel Fan

Joined: Nov 2011

Posts: 54

Likes: 0

From: Sparta,TN

I've got one

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