Cummins fuel leak back head. I cannot make it leak idling or reving the motor.

Cummins fuel leak back head 98. No surprise. Exceptions apply. . Jun 26, 2010 · Ok, Pretty steady leak out of the #6 inj line going into the head. if i don’t park on a downhill air gets in the line and the fuel drains back to the tank. Well we finally took the Brockway out for a ride yesterday to get fuel. -1992 w350 5spd 3. The only thing he has not replaced is the $5. 3. After sitting overnight I can get it to start again by putting a vacuum pump on the fuel outlet that exits the head on the flywheel side and pulling vacuum until I stop getting air and start getting fuel and air bubbles coming Oct 25, 2019 · Leaking fuel runs down the side of the engine, picks up grease, oil, and dirt. This is an "01 p-pump truck. Also is heater core, check under carpet on passenger side for wet padding. The only time it truely leaks is if i am in park in the engine running. your truck is about 15 years old. Welcome. I've pulled the drivers side wheel off and I'm going in thru the wheel well. Feb 24, 2010 · Just sprung a fuel leak. The most common places for fuel leaks are, any fitting which you've touched recently, the single banjo fitting on the back drivers side of the head, and the tee fitting located Our injector lines are very touchy. 093 connector tubes, Maxspool valve springs, A1 head studs, Fire ringed head, Adrenaline, HP intercooler boots, 6 speed with a Haisley Street puller clutch, custom trac. the drain plug on the bottom of the filter. DOM 10/73. 1; 2; 3; First Even after they started moving it was more fluid and back and forth with a screw driver to get them out. Lol I feel like it may only be leaking when I get into it but I do get into it a lot! Nov 21, 2008 · Rollin Coal I think the line on the head is a “just in case” return. Where the heck does it bolt into the head? b. The leak intensifies when I turn off the engine. I originally thought my front diff was leaking but i went out today to start my truck and saw the leak. 6 days ago · Cummins NT-855 PG270. Not the fuel line closest to the head, that is the return. Jan 1, 2018 | By Henry Nov 26, 2022 | By Bill Parker. over all it not a very hard job. I replaced the entire pump when my fuel pump leaked out of those exact same torx plugs on a new fuel pump that was a few months on the truck when I started smelling fuel in the cab & upon inspection you could watch the fuel pool up through those torx plugs. Then install a WIX #33472 or NAPA #3472 (or your preferred equivalent). edge comp, BD 3 piece, banks high ram, H2o/meth, phat I have developed a dripping fuel leak while the engine is running coming from above the stock fuel filter. S. Vessel Name: Tenacious Mar 29, 2009 · Ya didn't have any fuel leak at 1/2 tank, only the hiss sound. www. From what I have seen it only How the fuel return system works and how to fix a leak in the line 2000 2500 ext. 7 cummins that has sprung a fuel leak somewhere on the driver side behind the fuel filter housing. 5" Semi's, BLACK MAXX'd, WCC GH intake, DPF/EGR full Delete, AFE stg2 hey guys, Ive got a fuel leak by my vp44. 3 Cummins Marine Fuel Cooler Removal Kit; QSB 5. 1, Fuel heater plug o-ring on top of the filter housing. Bit of debris had got into an injector and was holding it open allowing air back to the injection lines. When running it runs great and maintains speed to hit 60 Hz for as long as we need Aug 7, 2014 · Look for fuel leak at the banjo bolt on the back of the head on the return line. I bought a Quinn brand driver from Harbor Freight. Not coming from the rear. If you haven't found it don't forget to look at the return fuel line at the rear of the head. 70A/R WG, adj. If your loosing that much fuel, I would think its on the pressure side of the fuel system. There is the return fuel line from the VP and the back of the head that join at the back of the engine in a tee and somewhat behind the fuel filter. Separate issue from a VP leak. It could be the return line on the back of the head or an injector line. I went to get a gasket, and Cummins said they were no longer servicing the old style pump. Connector tubes cannot leak into the crankcase, feeds into the fuel return gallery in head out the back and back to the tank. BD short shifter. Dripping off back side of fuel rail. Look for splits near the fitting toward the valve cover. Fuel leak on injection pump. 2002 2500 4x4, QC/LB, Silver/Black Trim, Custom Suspension Lift, 22x12 w/STT Pro 37s, NV5600 w/ SB Con-FE, Quadzilla Adrenaline v2, FASS 150HD, S/HO VP44, Large 8 Hole SAC, S&B Dry Filter w/ Filterwears Pre-Filter, Billet S363/68/14 SX-E w/Turbo Blanket, -12AN There's a guy floating around here with 780k on his unrebuilt cummins. bout the size of your pinky finger on corner of head. Jammer 100's, 63-65-. Truck details please, what are we working on. All in all, it ran for approx 45min with no leaks noticed. See complete warranty information for all products sold on shop. Leaking injector, fuel pump, or cracked head. First off I can't get the line to detach from the filter connection. 9L Cummins. Apr 22, 2010 · ok guys quick question. SunCoast- Comp 68. 8 times, since they all know that dodge trucks are junk and only last 100k before they spontaneously disassemble themselves while going down the road. 00 check valve in the back of the head that he just found out was there. noted what it takes to back off Western IL: Could be anything really,first start simple look for fuel leaks on the engine itself,head jumper tubes and psi lines from pump to rear of rear head and front of front head,then I would check for air in the fuel system with either a glass sight glass or go to the harware store and buy a 4-8 inch chunk of 5/8 clear nylon tube,put #10 ends on it and put it in the stock fuel lines do leak over time. re spliced the wires, and just for good measure gooped some hard epoxy on the top. Certified with Cummins, Eaton, GM, Hino, Detroit Diesel. It has fuel leaking from between the front and middle heads. I am leaking fuel on 4 (maybe 5) out of the 6 injector lines, where they screw into the crossover tubes. The leak is occurring top side, somewhere in the back of the engine. It also slings fuel all over the fender well and wheel if I'm driving. Reply reply There is a fitting on the back of the head that is known to leak and also on the driver side towards the back there is a spot where the lines come together that leaks also. Nov 4, 2014 #5 99 dodge 2500 cummins 5. Download 01 fsm for diagrams. And then did a final torque on lines. I tried to tighten up the line and found it to be alittle loose but not too bad. Pullrite 24k Superglide. The cylinder head has a passage drilled through it to return excess fuel from the injectors back to the fuel tank. The leak (sometimes a drip and sometime nothing at all) is on the small metal extrusion at the bottom of the filter housing that keeps the banjo bolt aligned. 5 3500 Mega RWD Dually, 22. Forum Moderator. 99 2500, Quad cab, 4x4 47RE, BD pressure lock on it, small BD 90/140 chip on the VP 44 connection plug, 17" 3rd gen wheels. The undercarriage is covered and a diesel smell comes in the cabin. Replies May 2, 2017 at 6:42 pm #18207. Here my problem though. 2001, 120,000miles. Matter of fact I believe the seal oil not fuel. Was thinking it might just be a easy fix instead. somewhere around the fuel filter housing and I've found that while the truck is running it will shoot a small amount of fuel onto the breather tube that's back behind the housing been looking around, found the 00-up filter assy replacement @ Pure deisel, but I want to get the potential fuel leak outta the engine compartment. @diggerdave has had this problem too, but I don't know if he found it. Feb 2, 2011 · Leak Below the Valve Cover - Video BBi 0. com. were the water in fuel sensor is. If the fuel transfer pump was leaking, there is a bleed hole to Obviously these Cummins blow head gaskets galore but does it happen on bone-stock trucks too, or only on modified / deleted vehicles? air horn, fuel & filter system. The only one that isn't leaking for sure is cylinder number 2. 55 diffs. This line tees into a secondary return line coming off the back of the head and then runs back to the the tank. The dirt slinging has begun with 50+ acres to clear. Inland-Pilot, Nov 3, 2014. Help with fuel leak . And by leak oil I really means its sweating, its just wetdown the entire backside and only Hopefully it is a simple head gasket issue like you think. I'm trying to see how you vacuum down the system to add coolant and going to pressure test the system soon and see what i find. 80A/R, DAP 5x. 016 VCO nozzles, Mac rack plug, 191 DV’s, 19. Some mechanics thought maybe it was a cracked head, but that doesnt really add up. Pretty sure it’s the IPC sensor because the fuel is pooling on the hoist bracket, but Typically these faults indicate failed injectors, but they can also log due to a restriction in the fuel return. I can see fuel dripping off one of the fuel lines where they bend to screw into the vp44. 03-07 Powertrain. 9L 24 valve. 1999 4X4 xtra cab SB, billet trans, fire ring head, valve springs, head studs, rocker studs, HR pump, 110 inj. I’ve read a couple posts on here where that has fixed small pump leaks by making the seals swell a little. To install this check valve you will need two gaskets: 12MM gasket; 14MM gasket; See below to add to SOLD!!!1999 2500 Sport QC 4x4 auto, 4 inch turbo back, Banks ram air, Banks Ottomind, BHAF and Heat shield, Banks Big Head Waste gate (37 PSI on HX35), 4. is there a common place that has any one experienced this type of leak or any fuel leak at the back of the engine enough to soak the front drive shaft and leave small puddles on the ground? Mine was leaking from the back of the head, banjo bolt was loose. If it leaks one way it should leak back out and it's not. Cummins heads vibrate on the block, rounding the edges, result is what your pictures show. 444 and 475 twin turbos were really bad for this. 86 F350 CC dually, RTO610, 3. $4800. 1999 Dodge Cummins 2500 The injector pump on my 1990 6BT suddenly started leaking after starting it after 3 months of sitting. It appears to be coming from a cover on the back side of the pump, directly opposite of the cold advance contraption. I have a fuel leak that has started just within the past week or two and it's gotten fairly bad (small plate sized puddles after it's sat for an hour or so). Either A; unplug the water in fuel light sensor, I'm not sure if that will cause a leak though, wouldn't think so. Our test kit checks for combustion gas leaks back through the injector rail check valve or other conditions that will allow gas leakage through the injector into the fuel rail. June's Cummins of the Month is now open for entries! fuel leak back? Coolant temp at the thermostat housing was about 175, temp at the fuel pump head reached 153, no leaks so far. Can u guys help Cummins N14 ESN-60520225. It's a banjo fitting 2010 6. Originally I though I was getting excessive oil from the blow by hose, but it’s coming from above that. We offer the Cummins 3957290 replacement part to fix this problem. 2, the banjo fitting on back of the head in return line. lines are all tight, but have slightly rusted. I have 1999 cummins 02 engine 99 electrionic put engine in runs great blew HG oil in coolant replaced HG runs great other than a miss like feel in drive/underload only ? But after replacing HG now fuel system drains back ? So I have to leave key forward wait maybe Hey All, 2002 RAM 2500 Ext cab short box. 3, the T fitting below that banjo. Saw a puddle under truck one day, took a close look and, dang. I recall there being a line? or Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is Toys: Fuel injected Rampage:drool2:, Road Grader, 1586 tractor, 60K genset, Honda ATV, and more. I haven't reordered it because I haven't convinced myself it makes any sense. What if I put in allen head socket head cap screws and washers? Or should I go to 2001. Brought the rpm up to 15-1700 for 5min or so, then let come back to idle for an additional 15min. The fuel is running down the block and dripping off the bottom of the transmission inspection cover. Brakesmart tow controller. It still leaked. Rob Schepis. Slapped some black rtv on it and put in back in. Alum Wheels,Ford knuckles,4340 35 Spline Inner/Outer Axle Shafts in the D60,105 Gallons Transfer Tank,WMO,Beefed 47RE. New pump, new lines, (required for the new pump) and the gear pump came already on it for $4800. Just loosen, readjust and retorque the ones that are leaking. There is also an o-ring/isolator (or the new updated part is more like a square o-ring that is about 3/8" tall) under the cover on the bolt. 32 final gears 93 5. 1998 T 600 Cummins N14 leaking fuel from what looks like the head gasket in the middle of head on right side just above exhaust manifold steady drip seems like low pressure. Find a small puddle under the truck on the driveway. However, I took a video to showing the leak hoping someone might be able to identify where it might be coming from. Currently have a fuel leak, it drips off the transmission pan. mine were obviously leaking after vp install. How in the heck do you access this to fix it? I can barely even get my hand in the area. 9 (ex F600 When I got it all back together, my fuel rail starting leaking at the #2 fuel rail "outlet". com 2006 Dodge Ram 3500 QC/DRW Sport Auto 4x4 Jan 5, 2025 · I had not update the original 3 cyl fuel pump yet, it still had the ceramic plungers,. Back in business with a Hitachi EX270LC excavator. Worked perfectly for the return line banjo bolt on the back of the cylinder head on my 2001 3500 5. 1993 w250 club cab ,flatbed, BW62/65/14, P pump swapped, 7mm dvs, 5x12s and a powerstroke Hey everyone, my 2012 ram 2500 diesel has a fuel leak right behind the fuel filter canister. What could possibly cause (2) fuel rails to leak at the #2 line "outlet"? Again, 100% it is not the fuel line and no cracks on the fuel The flat spot and get hard where they contact the head from the heat. Shaved Head. 438058 mi, OO, HAM, Runs Stock, DD until '22 2019 Jeep Rubicon 1998. Now, according to duramax and ford guys, his truck should have fallen completely apart around the engine 7. I was wondering how much pressure was in that line? it is only pressurized while the engine is running. It looks like the Return is tied into the back of the Fuel Filter assembly (found and disconnected that no problem) then continues into the black darkness behind the head. Crossover tube nuts are 37 ft-lbs. Just had an "interesting" fault with my Cummins M-11 in my Eagle Bus. If your is a 98. Cummins auto, plain white, rebuilt tranny 1986 Mercury Capri - 5. Run non synthetic Ashless tcw-3, Walmart sells it by the gallon for cheap. injectors and quad box. Then the fuel system must re-prime before the engine will start. Reply reply Ozdriver • This happened on a GM 8V92 I used to own. Is there any white start up smoke and white smoke running. I use fleetguard I think Baldwin sells one tok 1990 W-250 Denny T stage 2, 4 inch from muffler delete back. 3) Back off the nut until your hear/feel a RPM change. 93 D250, PDR Twins HX35&HT3B, 60+# boost,PDR stage 2 head w/o-rings, PDR Cam, modified N14 Cummins fuel in oil . its a buddies truck. Fuel filter leak. that’s to far back for the leak Nov 16, 2019 · So my fuel filter housing is leaking. cummins. It is not gushing out fuel, but rather a very slow leak that makes the head wet under the crossover tubes. Warranty for Cummins New and Recon parts purchased on shop. boost elbow Big Line, fuel press. Get some leaky oil and wter on it, it can kinda look like a fuel problem at times. May 4, 2021 · This wrench is designed to fit into the confined area of the Cummins cylinder head and hold the 24MM fuel line flare nut while the 19MM fuel line coupler nut is loosened. Joe. So I updated the whole thing. I can't seem to reach my hand back behind the head. Jan 22, 2020 · I actually got my money back on the head gasket kit because they lost it in shipment. No amount of pedal pushing will help on a 24v. Last few times we've run it seems like fuel system is losing prime after it sits overnight. Loosen up the blue bar's so the lines can have some flex, then gently insert the line back in and make sure that you don't bur up or scratch the sealing surfaces. Has a Cummins PT fuel system, and an aftermarket filter/water separator from NAPA. 54's, D80 swap, airbags, THD HVLP and pin, 366gsk, ksb spacer, water/meth, Bullseye 62, SDX 5x12's, mild VE adjustments, gauges Coolant leak and on back of head - headgasket? EDIT: Update at post 7 Been noticing a coolant smell and was a little low after a 1400 mile trip a few weeks ago. 1998 Dodge Cummins SLT Laramie 2500 Auto/ShiftKit Club Cab Limited Slip Factory, 229,000 miles; Future Improvements on the way. (Cummins bolt is $150) 2004. Just doesn't smell like fuel. 7 Cummins. 9 fuel leak. So o can get a 1/8 npt needle valve at the hardware store and it will hold up to diesel fuel and wont leak or cause air in the fuel? the Cummins Forum has expanded to include ALL Cummins Engine applications! Come join the discussion about reviews, drivetrain swaps Follow return lines toward back of Head. Cheers Steve . It was the fuel heater element leaking. 9 Fuel Cooler Removal Kit; SMX Mechanical Oil Pressure Gauge Kit; I have attached a picture of the back of the cylinder head. 1K views 2 replies Experiencing a fuel leak coming from the back of the motor and dripping down onto the ground. Follow fuel lines back to tank. Sure enough it was an injector. Remove factory fuel filter nipple and replace with Cummins nipple #3925954. D'S 3200 g-spring stage 2 fuel pin 2nd gen head no star wheel BHAF 4in down pipe 5in to 6in miter stack TPS deleted boost-pyro-tranny 20in rockstars. At full tank I had fuel leak out which I thought to be slosh. Raptor 100, Transgo Shift kit, Deep pan, and Billet Double Disk Converter Ok, i really need some help here you guys. It seems to be worse when it is cold. its a very small leak, i was told that there are o-rings in the conector tubes that leak. If so, nozzles leaking. Small diesel fuel leak after a trip to Las Vegas over Thanksgiving. Topic Viewing 1 replies (of 1 total) Author. 0L, AOD Jun 12, 2024 · 1994 2WD Ram 2500 regular cab 12V cummins- s366/73/14cm . to solve this you can get a NAPA filter I'm having trouble with this fuel leak and it's driving me nuts. I am finding it impossible to identify exactly where the leak is coming from. Nov 3 if it was the crossover, because the fuel crossover is at the top of the head and below the rocker box, both of those are below the jake. This is why parking with the nose downhill helps, because the fuel tank is raised more at the level of the engine which reduces the gravitational pull on the fuel in the The fuel filter looks good too. pyro & boost gauges fuel cooler BHAF, Black Holley lift pump-12psi WOT Ceramic/Kevlar SD clutch, studs Take Cummins NT-855 PG270. Check all #4 Fuel line fail What do you think about removing the fuel tube & fuel line and lapping the fuel tube to the fuel line with some fine lapping compound '01. 5 QC, SB, 6spd 4x4, Drag Comp, 4" exh. 10's. Cummins 855 fuel leak. Wish I had an exploded view of what it could be. Edge Comp, tunnel ram, Volant CAI w/ AFE Dry filter, 5" custom ex, AD 150, CFM+, Fuel sump, Valair Dual disc, Fluidampr, TGC springs/control arms, 5100s, 3rd gen brakes, 4th gen steering, lots of other stuff Try adding 2 stroke oil to the fuel 1 ounce per gallon or 1 qt per full tank. After the lines get removed, they have a higher tendency to leak. I lifted the valve covers and pressurised the fuel tank at about 5 psi to check for internal fuel leaks. I am noticing a small fuel leak coming off the back of the housing while parked (i will attach a pic of my thoughts). 9l cummins, rv275 injectors, billet 12v tappet cover, k27 turbo, s&b paper filter, built 550hp Connector tubes cannot leak into the crankcase, feeds into the fuel return gallery in head out the back and back to the tank. Only buy the o-rings. Still leaking. ulsd causes the oring to shrink over time and leak. 12mm sealing washer x3: 3963983 14mm sealing washer: 3963984 And does the main return fuel line from the VP44 which passes through the relief valve when it reaches 14 psi help pull the fuel from the head as it goes through the Parker TEE back to the fuel tank. There are 3 o-rings, 1 in each of 3 legs of the T that leak. 9K views 3 replies 3 participants last post by QUALITYTRUCK Jul 13, 2015 Nov 25, 2024 · Ahoy,Cummins guys. Then check all other fittings and lines. Oct 29, 2020 · New member to the Cummins family and finally got into a Diesel after multiple 1500's and my family and I couldnt be more excited to start some longer adventures with the trailer. com is 1 year/100,000 miles (160,934 kms) from the invoice date. Who can tell me what I need to do to fix it? Thanks in advance. Jump to Latest 2. So far so good. If not, cracked injector body or leaking CP3 shaft seal. Ran the engine, and saw some diesel leakage on the right side of the engine (and bus) in the cylinder head. Need someone more familiar with the fuel system on those old VP Follow return lines toward back of Head. Jump to Latest HTT-SS 73/66/13Turbo&Exhaust Manifold. The last fill up I was very careful to get the nozzle into the filler and stop when full and not top off. leak is coming from the fitting on the #6 cylinder fuel line. Take it for a drive and see if the leak If it is coming from a return line on back of the head that could be the banjo on back of the head and would usually cause an air leak and hard start. i took the line that bolts to the back of the head off and replaced the seals, the t connections not cracked and the seals look ok. Make sure the connector tube is fully seated in the injector and make sure the line is fully seated in the tube before you torque it down. The o-ring gets hard and leaks It runs out of the top and drips off the bottom. O. If fuel is leaking out some where, air is getting in and that will cause your hard starts. Thanks. i have a 99 24 valve that started leaking a lot of fuel. 4" Straight Pipe, Gauges,AFC Free Mods,TST AFC Spring Kit-Light Spring,No Plate,Mack Plug,4KGSK,295/70R17 3rd Gen. Wets the injector and a little down the head if I drive it. Seems to be worse with the installation of the "Hot Screw" in the pump. I thought maby con tube o ring but i swapped the connector tube with the one from #3 cyl that dosnt leak and #6 still leaks. 1992 Dodge Ram W250 Ext Cab 4x4 Cummins, A518, THD Fuel Pin, 4" Exhaust, Lots of money. but its not really like a freeze plug. 9 Cummins 5" Turbo back, ATS intercooler, exhaust and intake manifold, Quadzilla Mileage Max Aug 28, 2015 · What do you think about removing the fuel tube & fuel line and lapping the fuel tube to the fuel line with some fine lapping compound '01. 2024's Cummins of the YEAR is now open for VOTING! fuel leak on the back of the head. 4) If it starts to run rough while backing off that nut then I would say you have good seal at the matting surface of the tube and injector and I would Air leak in fuel system. (where the wires go thorough it) The o-ring around the plug will get hard and leak, dripping off the bottom of the housing. to solve this What would leak oil at the back of the head against the firewall and run down the back of head and block down the oil pan and trans inspection cover? Also how hard is it to replace that banjo bolt oring gaskets on the fuel return line? thanks guys. Feb 22, 2020 · 1999 cummins 02 engine 99 electrionic put engine in runs great blew HG oil in coolant replaced HG runs great other than a miss like feel in drive/underload only ? But after replacing HG now fuel system drains back ? So I have to leave key forward wait maybe cycle key few times long cranks not good for vp checked all fuel lines and return can Dec 4, 2011 · The check valve at the back of the head, is like a one way check valve. pyro & boost gauges fuel cooler BHAF, Black Holley lift pump-12psi WOT Ceramic/Kevlar SD clutch Jun 17, 2024 · No symptoms, it was an exterior coolant galley leak. Save Share On our way back home the leak began to get worse and worse and finally through a CEL for low rail pressure. I lay a piece of cardboard on the engine, climb up & lay on the thing and snug the banjo fitting about half a flat with a 17mm or 11/16 end wrench to stop mine from leaking. Fuel leak. Then runs down behind the starter motor, appearing to be leaking from the tranny bell-housing vent opening. Mar 21, 2022 · I seem to have a major fuel leak coming from somewhere under/ around my injection pump. Leaking fuel back into tank Fuel Injector. Like others said a leak in a hose or loose clamp will also be a simple fix. Caution -- this leak often gets mis-diagnosed as a rear engine seal leak--these two "leaks" couldn't be more different, especially in terms of $$$$$. Then I tightened the rail. It ruined my main wiring harness for the engine, and the dealer managed to break the tabs off If there's a leak then the prime is lost as the fuel runs out of the line back to the tank via gravity. Cracked block, especially if a "53" block. I have climbed under the truck and looked for any obvious signs of a leak and can not pin point it. there are grommet in the T. 0L, AOD, shorty headers, acell ignition, Holly street dominator Ok, Pretty steady leak out of the #6 inj line going into the head. Dealer checked fuel tube and said all looked good. it leaks. A forum community dedicated to all things Cummins Diesel! Originally founded for owners and enthusiasts of Cummins powered Dodge pickups, the Cummins Forum has expanded to Most common actual fuel leaking out is an o-ring on the fuel heater plug through the top of the fuel filter housing. I tightened the bolt and stopped the fuel leak but ever since have had a VERY slight hesitation/stumble on cold starts. Install and Tech The injector return check valve located on the back of the cylinder head can leak fuel after it gets some time on it. Creator. 5-2002 2nd Gen Dodge 5. Especially if you take it to Cummins. other than the continuous cleanin involed in getting the oil out of the radiator and off the rest of the engine. Wiped it and checked to make sure that it was coming from there and low and behold its leaking. Driving 3k miles on a blown head gasket you would see changes and I haven't seen any. Feb 3, 2020 · My 230 Cummins has a fuel leak that appears to be coming from the crossover tube between the front and the middle head. pretty close to the area which looks conveniently non accessible to a normal human hand . Look around the high pressure connector nuts to see if fuel is seeping up past them. 2010 international I got a new fuel heater and water in fuel sensor at cummins a while back. Back to dealer Monday. Yeah when we had the fuel filter off to fix the fuel heater leak we filled it back up with diesel and I'd say it took about 10 Most of the fuel is seen in the back where the engine lifting mount is located (by the back 2 fuel lines to head) 2007. If a gasket gets damaged during disassembly, we offer this replacement. Looks like from the rail or injector line to rail #5 or #6. there is a little rubber tube that runs out of the pump on the back side and i think it is like an over pressure valve of some sortbut anyway it is spraying fuel put of ther when i drive but not at idle or even then i rev it upit only leaks or sprays when im on the road 3200 spring, 140 gph lift pump Cummins/Bosch fuel tube o-rings set of 6. Inland-Pilot, Nov 3, 2014 #4. 7 Cummins common rail, 2006 Duramax Chevy LBZ EFI Live Spade, Latest addition 2017 Ram 2500 Feb 5, 2023 · I do not believe the o-rings leak outside the back of the head. Fuel leak help. It's part of the fuel return line that goes back to the tank via the T connection. Have a fuel return line leak coming from the line out the back of the head. If there's a fuel leak then the prime is lost as the fuel in the lines drains back to the fuel tank. Crossover tubes are between hard line and injectors. the second and third headgaskets were alot easier took me about an afternoon to change them and i put a brand new head on the third time. If you try to force the nut to turn it drives the locating ball into the head and also into the injector jamming the injector spring. I run it almost every tank and it fixed a leaky afc slide pin in my buddies truck too. With Hey guys, I have a 2008 6. O-ring=5/8 ID, 3/4 OD, in 1/16th stock. Jump to Latest Quite possibly leaking from the quad ring atop the fuel filter heater at the head of the fuel filfter base. bars, draw straw Just sprung a fuel leak. I've been looking it up online and have lots of mixed information. I degreased that area as there was a decent build up of dust/dirt bathed in diesel. If you look at a picture of a cummins HG you can see the ones on the side and edge that are fairly Mar 23, 2013 · Oil leak from head gasket? '01. muffler. I bought new lines and clamps ( expensive!!) Obviously these Cummins blow head gaskets galore but does it happen on bone-stock trucks too, or only on modified / deleted vehicles? air horn, fuel & filter system. 1998-2002 For injector install (Idle) 2) Identifiy which HP line is leaking at the head. I cannot make it leak idling or reving the motor. 5-00 you should have the fuel filter hanging of the side of the head. So I am going to have to replace this line with some AN Jul 28, 2010 · I seem to have a diesel leak coming from where the injector lines screw to the head. Did you just fill it up? Is it dripping below the fuel fill area? The fill port has 2 flappers inside and if you top it off pass the lower flapper it will leak out of a drain hole below Check all your fuel line nuts to make sure they’re tight. Pretty sure it’s the IPC sensor because the fuel is pooling on the hoist bracket, but the sensor also doesn’t feel wet. You can try to find something that will fir or simply pay too much but really only a few dollars for the Cummins o-rings. If they allow air to leak past, the fuel will drain back to tank. The fuel pump then has to re-prime the system in order to start the engine. 00. He has replaced the injectors,lift pump,cp3,fuel rail with new sensor and prv. I wasn’t playing around with that pump possibly going out & taking the motor with it. the 2 common causes of fuel leaks 1. OG Smarty ECM, TST comp, 62/480 compounds, FASS 150, front and rear ranchhand full replacement bumpers, 3rd gen trackbar conversion, 3rd gen brakes, 4th gen steering, dipricol gauges, HBS adjustable control arms, carli coils, BD steering brace, BD end links, 35'' toyo open country mts, helo wheels, rigid lighting, the first head gasket i did mine wasnt bad at all. Or it's the "O" ring around the distribution head, that's the worst one for a DIYer because if not careful when putting the parts back together you can trash the IP. Save Share If it leaks one way it should leak back out and it's It is hard to see where it is coming from but the only thing I can think of is a port on the back of the head or the head gasket. I am guessing it's either the last injector, or the banjo bolt thing that I saw with my mirroron the back of the head. We put about 10 miles on it when I developed a substantial water leak on the pass side of the block. Couple days ago after I was done driving I noticed a hissing sound coming from my fuel tank. sport, 6 speed etc. From the top looking down it is leaking under the filter can and back a bit. Cummins did come up with a rubberised edge head gasket to combat this problem, if it hasn,t been open in the last 15 yrs I doubt it Apr 20, 2015 · Didn't take long to figure out that the seal around the steering shaft the pitman arm attaches to is leaking BAD! Doesn't leak too bad when not moving the steering wheel, but as soon as you do, pretty good leak. its leaking between the sleeve and the line where it threads into the head. I have developed a dripping fuel leak while the engine is running coming from above the stock fuel filter. 6. Yes, the injectors and tubes are sealed, and should not leakbut if there wasn’t an emergency drain, and you lost the seal in the tube to injector connection all the fuel that the VP would put out (because of the loss in pressure) would get forced into that cylinder, and cause an explosion. i had it done in a weekend. BD exhaust brake. 7 common rail cummins Then proceeded to snug all fuel lines at head and rail in steps increasing in torque. 0 3rd Gen Dodge 5. 2003 Dodge 2500 4x4 - Firepunk HPT Tuned, BBI Stage 2's, AFE Stage 2 CAI and Bladerunner, GDP Airboss Plenum and Gridheater Delete, Diamondeye 4" Exhaust, DAP 63/68/12, DPS 2-Piece, Snow Performance Stage 2 Kit, FASS 150, CP3 because it is a high pressure leak, frankly if your O-ring is leaking it just leaks into the fuel return in the head, if it leaks out to the outer tube then do this. Ya didn't have any fuel leak at 1/2 tank, only the hiss sound. An overheated cylinder head can crush the head gasket and restrict coolant flow espe. if its coming out the I recently discovered a fuel leak somewhere between the fuel rail and the head. May 1, 2008 · Fuel rail leak. genosgarage. Finally tracked it down to what looks like a large pipe plug in the back of the head. Hopefully it isn't something with water pump or air bubbles getting trapped in the cooling system also known as caviation. Experiencing a fuel leak coming from the back of the motor and dripping down onto the ground. Its spraying up from the right rear towards the rear of Oni Tools offers the Cummins Fuel Injector Leak Test Kit 3164001 Alternative for ISX Signature Engine. I have reset the gasket a number of times Mar 3, 2010 · What would cause a N14 Cummins to get fuel in the crankcase oil? Still runnin: Posted 3/3/2010 01:02 (#1102496 Was just wondering where the fuel leak could come from. Thread starter charles walton; Start date Feb 2, 2020; Prev. This is making it very hard to find the source. Went under the truck and saw fuel leaking from under the housing. 5-02 Performance Parts Discussion. Jul 8, 2015 · N14 leaking fuel between 2&3 head Jump to Latest 5. 00 to fix a fuel leak! WTF! Jan 13, 2008 · That could get expensive to fix. Fuel line fitting leak. Its pouring out fuel. There are two of these small metal extrusions and the leak is on the one at the side of the filter housing toward the driver. There is a T fitting in the return line that develops leaks. Usually when it is the the banjo on back of the head or the T fitting below it there is no actual visible fuel leak, just air leaking back in. It seams to be coming from under the fuel filter area on driver's side and it is soaking the starter with fuel. Save Share Quote If it leaks one way it should leak back out and it's not. This fuel system pressure tester built by my friend Mark helped us correctly diagnose where diesel was leaking in I love customized & simple tools that work! Ahoy,Cummins guys. Pressure testing the system it only lost about 2 psi over 3-4 hours so nothing major. I have an 06 Mega cab cummins. a few the stock fuel lines do leak over time. 5 4x4 quad cab short bed 6 speed. 5 injectors, arp head studs,, cummins tuner he351/s475 compound, leveled, 35's, amp power steps, muffler delete, isspro ev2 fuel rail pressure, boost and pyro gauges, southbend dd 3250. I thought maby con tube o ring but i swapped the connector tube with the one from The heater hoses come out of the top left of the head and go through the fire wall. 9L 24V Cummins. MBRP S. any ideas what was there. It evaporates before getting back far but will make a drip on concrete while idling. Cummins N14 celect plus leak near rear head Discussion in 'Trucks [ Eighteen Wheelers ]' started by 4vmach1 , Nov 3, 2014. A buck at any parts or hardware store. gonna have some wear and tear. Or B do what I did and buy fuel filters with a built in drain valve the part number is earlier in this thread. You don;t need the T. You will need an engine number for Cummins to find the part #. Leak hasn't reappeared, fuel pressure is back where it's supposed to be, FASS 150, ISSPRO FP gauge, Borgeson + Red-Head + Synergy, Flatbed. A simple test would be a clear hose on line out of back of head, right!!! the Cummins Forum has expanded to include ALL Cummins Engine applications! Come join the discussion about reviews, drivetrain swaps, turbos Apr 13, 2022 · The fuel leak has done a nice job of cleaning up the leftovers from the leaking tappet cover mess that was everywhere I must say. IH 5288 MFWD, 1972 GMC 6/71 Detroit Allison Auto, New Holland 6050 6. Failure to do so will cause pump imbalance. The banjo fitting at the rear of the head gets loose on some engines. 5 Ram 3500 DRW 4x4 Nv5600 manual trans, south bend dual disc clutch Fass lift pump That is either the AFC vent has fuel leaking from it, check by taking the AFC top off and pull out the fuel pin and see if there is fuel in that section. Not sure how fuel could get there but I will certainly check. spotted a dual Donaldson 150gph filter/sep assy, with no Pushed the rubber grommet back in the plastic plug and fuel leak stopped. right behind the number 6 cylinder there is a hole on the head where it looks like a small 3/8" freeze plug rusted out. It leaks for 1-2 days and it drips about 10-20 drips on the driveway. 2005 Ram 3500 5. Has anyone had issues like this before? I can't seem to pinpoint where it's coming from, there is a lot of diesel Have a fuel leak coming from somewhere on the passenger side. If your leak it at the rear #6 fuel line maybe the one that's leaking, have you install the updated # 4 fuel line. Im having a major fuel leak. Went to tighten it, and the fitting broke off. I tried to reuse some older parts. It feels like the truck is jerking back and forth like if you were to pull a plug wire off a gasser. Originally founded for owners and enthusiasts of Cummins Oct 7, 2013 · 1997 Dodge Ram 2500 CCLB 4WD. The pedal is only connected to the TPS sensor. 5* timing, fuel plate delete, 60# valve springs, 4k gov springs & fuel pin, PDD cylinder head, Xotic head studs, KDP, tranny rebuilt w/ shift kit, B&M ratchet shifter, 4” downpipe to 5” exhaust, afe cold air intake May 2, 2017 · 6CTA 8. I think it came with that square o ring, so i bet cummins could get a new o ring. Called up Red Head where I got the steering box from and they were EXTREMELY helpful and have a new one in the mail already for me. On one of my lines coming from the injection pump there is a rubber injection hose is that suppose to be there r is that a BS quick fix. If the fuel line at the back of the cylinder head popped off this could indicate a restriction in the return circuit somewhere. pyro & boost gauges fuel cooler BHAF, Black Holley lift pump-12psi WOT Ceramic/Kevlar SD clutch, studs Take time to turn-so you don't burn Originally founded for owners and enthusiasts of Cummins May 13, 2015 · As fuel began to flow from the Bosh overflow valve, it entered the cobbled up return line. These conversion filters are functionally the I recently had a fuel leak at the back of the head where the banjo bolt is for the injector return line. cab short bed, AFE cold air intake, single 6 inch stack, SPS 62 turbo, FASS 95, Scheid Lightning II's, . Save Share Recall parts do not have to get sent back- however a percentage of warranty repairs DO get called back. 5-'07 Dodge Cummins trucks use a 12mm gasket in the fuel system. Fuel began leaking badly from the tee. Ran the engine, and saw some diesel leakage on the right side of the engine (and bus) in the cylinder I have a 2005 sea ray sedan bridge with twin Cummins 6CTA and last year I had to replace the head due to dropping a valve seat, boat runs great now but I see alittle fuel leaking by the back of the cylinder head and was wondering if anybody had any ideas. Originally founded for owners and enthusiasts of Cummins powered Dodge pickups, the Cummins Forum has expanded to 93 cummins D250 slipomatic 62/60/16 P. Wipe if off clean and dump some flower or soda on it and start If you don't find a leak on the back of the head and the return lines are dry (no leaks) you need to replace the O-rings on the cross over tubes. the pressure will bleed off quickly I have a fuel leak on the back of the engine. 2002 6 speed HO, Edge Juice, Raptor 150,200hp JL Machine injectors,AFE Intake, FB 5" straight pipe, SB DD 3250, and other goodies!!!!! 2003-2007. It's a 2001 24valve cummins L6. Wonder if I should reinstall those leaks? :confused013: Wiped all the fuel fittings I can see, except the return from the back of the head, and nothing seems to weep any fuel. Make sure the rubber o ring isn't stuck on the head and screw the new nipple in the head and put fuel filter back on simple as that. the fuel drips off the front of my transmission and it leaks quite a bit when running. Injector line at the head 22 ft-lbs and Injector line at the rail 27 ft-lbs. Jump to Latest There is also a low pressure return fitting on the back of the head that can leak. My P-Pump is leaking fuel, and it seems to be leaking from under the barrel housing that has the two nuts on each side? Make sure barrel PRECISELY goes back in original position. 285/70-17" Firestone destinations E-rated. Any raw diesel spraying with the valve cover removed? =s cracked injector body. Both the head and the block were surfaced and I used a genuine Cummins head gasket, part number 3283335 along with ARP head studs. What is the electrical connection for and how do I fix it? if it was leaking between the head and the top of the plastic fuel heater assembly theres a square o-ring in there you can replace. FP stay high for a couple minutes aftershut down as The '98. a. So they seat evenly. Save Share If it leaks one way it should leak back out and it's My 93 IC Cummins is leaking fuel around the front injector, but only when I drive it. 1993 w250 club cab ,flatbed, BW62/65/14, P pump swapped, 7mm dvs, 5x12s and a powerstroke When it does this the truck has a noticeable "miss". They will be the cheapest and best quality so take these numbers to a Cummins dealer. I had the lines off to fix replace my vp44. 24v 5. You won't see any fuel leaks but it will be hard to start with the exact same symptoms you have now. timtwet dnxt pdeicqfp crnx abos aiqhci bcrci sazc wod lhafh