4.0 oil pressure questions

adam greene

Well-Known Member
Joined
Sep 9, 2008
Location
morganton
Okay I got a 02 wrangler 4.0 seems like the oil pressure gauge is working right anyways it idles about 70 and driving stays on 80. Changed the oil last night first crank went up to 40 then slowly built up from there. Anyone think it's working right or? I've never seen one anywhere close to 80 and ones I did stayed there whole time
 
My dad's S10 is kinda the same way. I'm pretty sure it's the sending unit. I agree with Jody, a mechanical gauge will always tell you the truth! Just rig one up temporarily and see what it says.
 
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