Diesel compression tester kit

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raffmanlt

Junior Member
Joined
Jan 16, 2016
Posts
11
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0
Ram Year
2003
Engine
4.7
Hi, everyone I have searched alot and don't see anything on this.

Wanting to do compression check on my cummins , how do I shut off fuel from vp44 pump? If unhook electrical connection does it still pump fuel? Also my fass fuel system runs constantly when key on engine off so not sure how to temporarily shut it off. Are these trucks like a car where full throttle while cranking clears flooding?

Thank you for your help!

Oh this is a 2001 ram 2500 with cummins diesel engine
 
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