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Fuel pressure?

306 views 4 replies 3 participants last post by  avgtxpyr  
#1 ·
Can someone tell me what I should be getting for fuel pressure with a FASS fuel system?

I have been sporadically getting low fuel pressure.
 
#4 ·
Any ideas as to why my FASS system is only giving me in the 67-70 range?
The truck runs just fine and I change my filters every 10k like clock work. I have it set in the vehicle maintenance display to notify me at 9500 miles just to keep me on track.
 
#5 ·
I'm assuming you've tried re-priming the fass filters and/or done the fass bucket test? And not to insult your intelligence, I'd pull the filter in the engine compartment and make sure you don't have a chunk of old filter neck stuck in the bottom of the bowl. It got me once under hiding under some remaining diesel