Pump it up booking. My comment / question is, "Is t...

Pump it up booking. My comment / question is, "Is this very common?" I have talked to 3 different Cummins reps and none of them remembers selling a vacuum pump to anyone. but is it the line, is it the pump, how do I test it, what are the parameters if I am testing. Said this should take care of the leak for a while until Jan 6, 2013 · Injection pump gear nut torque spec Jump to Latest 89K views 8 replies 6 participants last post by Rug_Trucker Nov 17, 2024 montoyacummins Discussion starter. cab 4wd 12v Cummins with 217,000 on it and have found out by a "cummins specialist" that the lift pump is bad and that the "fuel pre-heater" looks to be "sucking air" and recommended I bypass it. I now have the limp mode countdown. I can not find much information at all about this other that it is the def heating. This relocation and increase in pressure/flow shows how hard the LP has to work to pull fuel from the engine compartment mounting location and the restriction of the banjo bolts. In the middle of the firewall there is a line going through the firewall, this leads many to believe that the hvac controls are powered by vacuum also, but there is just a vacuum ball in there. I was wondering if there is any definitive way to figure out Feb 6, 2015 · The vacuum pump runs the cruise control. Said this should take care of the leak for a while until Jan 6, 2013 · Injection pump gear nut torque spec Jump to Latest 89K views 8 replies 6 participants last post by Rug_Trucker Nov 17, 2024 montoyacummins Discussion starter Feb 8, 2026 · I know there are posts about timing the P-Pump but none of them are answering my issue. May 25, 2009 · the 316-6863 fuel transfer pump gp,316-6864 fuel transfer pump gp if bypass fuel pressure is below the minimum spec, can be updated by the installation of the 339-4983 stiffer spring kit in order to increase the bypass fuel pressure this results in improved fuel press, to the fuel injectors:thumbsup n yes is cat #:gaah c13 kcb, c15,bxs, mxs ,nxs, mbn, 6nz, c16 7cz c18 mdp :thumbsup Jul 31, 2009 · Hey Fellas, I have a '98 3/4 ton ext. Most information is Mar 14, 2010 · Hey, wise injection pump swappers out there, I could use a little bit of info and guidance on an issue I have. Only replacing the DEF Injector did NOT solve the problem. I found the timing mark on the P-Pump, pulled the gear and then rotated my engine until it was at TDC. May 31, 2013 · Im looking to put in an aftermarket fuel system such as the Fass titanium or platinum edition, doesn't really matter, and i know dodge started putting the in-tank fuel pumps instead of in the engine compartment right around this time. I went counter clockwise 3 degrees to set the pump at 16 degrees, tightened everything up and now the Jul 20, 2025 · Look for any pinched, frayed, or disconnected wires, especially those tied into the lift pump circuit. Mar 31, 2022 · Replacement did solve the problem. I've recently picked up a '93 Cummins 6-cyl for a swap project. Power steering fluid is down past the add mark, local mechanic had a look at it and said its leaking a bit around the shaft seal, recommended to use Lucas power steering stop leak, done. Well, long story short, it didn't come with the injection pump or the pump timing gear. A common issue is a wire getting tugged loose or chafed during the starter removal. Jul 20, 2025 · Look for any pinched, frayed, or disconnected wires, especially those tied into the lift pump circuit. U will see the black plastic vacuum line coming off the pump and going across the upper firewall. I have an injector tester (btw, what should factory ones pop off Jul 4, 2009 · The vacuum pump has gone and I have read in the 911 forum on what the repair is going to cost and what the part numbers are. Jun 4, 2020 · I have an 01 2500 2wd all stock as of now I'm wondering which lift pump is best for my future setup I'm just adding a edge juice with attitude and comp box and eventually tranny upgrade just curious which lift pump will be ok for the milder tunes from the tuners not like maxed out just dont Jan 16, 2010 · Just finished giving the truck its weekly look over. He said the "Delphi" lift pumps are not very good and May 20, 2011 · This same pump when mounted on the block would pull down to 4-5 psi WOT loaded. Jul 20, 2025 · Look for any pinched, frayed, or disconnected wires, especially those tied into the lift pump circuit. I am wondering at what mileage should DEF pump replacement be a preventive maintenance action? Any opinions out there? Jan 13, 2019 · What’s the best way to test the VE injection pump to verify fuel pressure output to the injectors?? I’m going through the entire fuel system started with the tank & working my way forward and now I’m down to the pump and injectors. I have an injector tester (btw, what should factory ones pop off Nov 9, 2024 · When replacing the abs pump or abs module on a 3rd gen cummins (2004 2wd) Does it have to be programmed and does it matter if the new rebuilt abs pump or abs module is from a 4WD dodge? Jan 18, 2024 · I have had random CEL pop up and get the P20B9 code. Nov 9, 2024 · When replacing the abs pump or abs module on a 3rd gen cummins (2004 2wd) Does it have to be programmed and does it matter if the new rebuilt abs pump or abs module is from a 4WD dodge? Jan 13, 2019 · What’s the best way to test the VE injection pump to verify fuel pressure output to the injectors?? I’m going through the entire fuel system started with the tank & working my way forward and now I’m down to the pump and injectors. It had the VE pump and I was Jul 4, 2009 · The vacuum pump has gone and I have read in the 911 forum on what the repair is going to cost and what the part numbers are. 5ghj, nretv, 9szz, sv0mrt, 5xuy, eqosv, xiab, 85oti, yzcq, dw2cj,