Leaking Diesel Injector Seal

These are the latest design oring kits. Re: Remove Pull Replace Install Change T1N Fuel Injector In case anyone is curious, this is the approximate location of the seeping crack in my cast aluminum cylinder head cover. The fitting leaks when very cold and fuel leaks out. In that case it needs fixing, otherwise I wouldn't bother. Ive never gone into the injectors yet, so ill take a blind punt and say maybe a hairline crack on the injector line? Is the nut in the picture tight on the line? Is there diesel getting into your engine oil on the other side of the seal?. Turn the engine over with the starter motor until you see fuel squirting out from around all the slackened pipes. Got to be honest - I REALLY wouldn't do this. The injectors themselves have "o" rings and sealing copper washers that are fitted to them to seal them from other parts of the engine, these are known as the "injector seals" and its not uncommon for them to leak / perish with age. There is another spot or two that it could be leaking from as well. Switching back to bio should help and it's more or less free. is it bad to drive it with a dead injector/cylinder or is it ok in the mean time?. With most of these pumps the one consistent failure was the oil seal leaking out the throttle shaft. Fired her back up, no leaks and looks better only time will tell if I've fixed the leak. A faulty injector would usually give other symptoms such as excessive smoke, miss or fuel knock, rough idle or cylinder damage. We'd love to share our thirty years of Volkswagen knowledge and experience with you. This will temporarily seal a leak and a rough idle will smooth out for 10-15 seconds: you will hear the change in idle rpm. Nipping it up will not work. 149 Series Detroit Diesel Engine Fuel Injector. You certainly would not want to ruin the bearings and crankshaft in your engine. - diesel fuel. Another symptom of a problematic fuel injector o ring, which often comes soon after the smell, is a fuel leak. Got to be honest - I REALLY wouldn't do this. If you decide to replace them anyway then expect the injectors to be difficult to remove (stuck in), and gently does it to avoid damaging them. Other diesels that have this problem will usually have an. The injector seals have been changed any other ideas ? Mechanic's Assistant: How old are the hoses? And what driving conditions do you most often encounter?. This can cause a blueish/white smoke to bellow from the exhaust. stackexchange. Thanks again. There is a drive shaft that connects to the gears at the back of the block to drive the pump. Conestoga Diesel Injection has extensive experience rebuilding, and repairing rotary and inline mechanical injection pumps. And yes I am sure that the seal on the pump is compromised as I determined that before the pump was installed. Because of the placement of the high pressure oil pump, a 7. This line nut seals to the injector at the very bottom via oring as well as the metal to metal high pressure junction of the tapered seat. This filter is subject to oil pressure supplied by the oil pump and will leak if the filter is loose or the seal from the old oil filter is still on the block which can surface well after the oil change has been done. If by "seals" you mean the O-ring on the outside of the injector, I don't see how it would make it run rich. Lower Fuel Efficiency: When an injection system is performing as it should, the right amount of fuel is. You can put a pushrod into the hole for the injector tip and blow the wells out with compressed air. Caterpillar. 149 Series Detroit Diesel Engine Fuel Injector. After the repair. When this happens, fuel can leak from the injector or fuel rail. With the ultra low sulfur diesel fuel in all filling stations across the country, the may find your 1986 and later model Mercedes leaking fuel through the injection pump rubber O rings. The high pressure oil actually follows the body of the nipple cup and attacks the top of the top injector O-Ring. The Liquid Intelligence 229 Diesel Fuel Pump Seal Leak Fix formulation contains a unique combination of ester and phenol additives. Also the injector seals had split and came off, this must of been from the loose clamp before causing it to jump in and out of the cylinder head, my own fault really I should of checked the seals where okay. Remove the valve cover/intake manifold, leaving the wiring harness connected to the fuel. (15-17 psi max) 4. If the injector is leaking, its just dirty, and will only cuase your car to. Stop in the shop, call us o. Looking into the doghouse:Fuel leakage may or may not be visible,Look for weeping around throttle seal, fuel vapors collecting on the leftside of pump and injector lines, then collecting dirt and a greasy film,more so than the right side of engine. But, with a large diesel injector seal leak I would refuse to do an emissions test just in case it causes more damage so the test would get aborted anyway. my injector pump is dripping diesel from the part where the throttle turns it i know the injector pump rebuild is to much for a amateur to do but should this be a o ring or something? i was hoping i could do this fix by myself it runs great just leaks diesel from there. I removed the engine mounts and lowered the engine but it didn't lower enough to let me at number 5. Irontite Coolant Additives, Crack Detection and Repair, Diesel Engine Sleeve Installation and Removal Tools. Yes, bio-dino change can cause the seals to leak as you found out. Gaskets seal connections between the throttle body or carburetor, between the plenum and lower intake, and at the manifold/cylinder head junction. There is a small copper seal/washer between the injector and the cil. I am looking for the top pump seal on a 93 3L Hiace diesel injector pump. 6 duramax oil in crank case cover can leak, each injector has a fuel return line in the shape of a z connecting to each injector and ending in a. But it looked like the leak was at the pipe-nut join rather than a obvious split or hole in the pipe. VW Touareg 2. To Buy IH Turbos, injection pumps, injectors, elbow, manifold center section, seal kits and related parts online. 0 TD (109 bhp) Diesel Mazda 5 models - 2005-2008. If your vehicle is registered, insured and used on public roads and highways, it is ultimately your responsibility to make sure that it complies with all applicable. The #1 and 4 injectors had solid caked soot from the seals to the top of the head. I had the exact same symptoms. It can be VERY difficult to extract the injectors, since the leaking cylinder products not just diesel form a tar which glues the injector in. A straight answer to a straight question (?). When researching for a repalcement vehicle I was looking at Discovery TD5's and they had many threads about increasing oil levels caused by leaking injectors pumping diesel into the sump. The engine runs fine, but recently the diesel injection pump started leaking significantly from the side, where the throttle control connects. plus the pipes are under constant pressure, not pulses like the old diesels. When this happens, fuel can leak from the injector or fuel rail. I replaced the leak off lines thinking it was just one of those that had perished, but it is still seeping out from the injector area. Its probably a screw wich hole inside letting diesel go from pump to injector. Injector Seals. Hi there i read your reply about you adding a gallon of ethanol to your 2 rabbits and they stopped leaking diesel fuel. In a recent Mercedes Sprinter engine replacement (Used engine fitment) it was noticed at the time of purchase that there was an issue with No. You will not only smell the gas but also see it around the injectors. Power Stroke is a name used by a family of diesel engines for trucks produced by Ford Motor Company since 1994. These little particles make there way back into the sump where they slowly block the pick up mesh. When performing a check under the hood, inspect the fuel injectors. Welcome to Diesel Injection Pumps. I could see and hear fluid leaking out of the seal when I was putting on the ipr. The CSD seals, and the throttle seal, for example. Failing a vice, a CLEAN "Workmate" will do. We supply seal repair kits for most diesel injector pumps, BOSCH DELPHI LUCAS CAV CONDIESEL SIMMS MINIMEC, also, injector nozzles and leak off pipes. John Deere, Allis Chalmers, Case, Ford, International, Oliver. Look for any obvious dribbling leaks or fuel spray pattern on the rail, injector body or cylinder head. There may be a hint of diesel fumes when driving and engine hot. I have some caps for this. The engine could also experience one or more of the above symptoms. However, after 30 years, it could probably use more than just new seals. The sump was full of diesel so i've. There is another spot or two that it could be leaking from as well. Dieselfiltersonline. Fuel Injector for JEEP ,MERCEDES-BENZ ,OE:6110701487 ,6110701687 ,0986435012 ,0986435037 ,0986435063 ,0986435047 ,0986435055 ,6130700587. This type of diagnosis can be very useful in trying to identify which injector may have an external crack. 50 which comes with a lot of seals though I only used the two large ones. The top O-ring seals the fuel rail. Look in the front of the valley just after the HPOP and before the turbo pedestal. Does that sound right? Or is there another way to check if the injector seals have worn away. Some IPs on some diesels are gear driven off off the crankcase - like mine. First find the make and the model of your pump and then read below for that application. for ford 1. In the mid 90's Doc was the first to extrude hone diesel injectors to achieve maximum performance potential with atomization of fuel. run a rifle bore brush through the holes into the cylinders. it seems to be comming from under the intake manifold which is where i think the pump is? Ive only ever worked on petrol cars so im pretty ignorant when it comes to diesels but im keen to learn and fix it myself. While most of this post directly addresses the injectors BDG manufactures and sells, the info will be relevant to all common rail diesel vehicles. Toyota HiLux Vigo - D4D - failed diesel injectors - a known fault? - Auntie Lockbrakes: Yep, saw BiL this afternoon and it is indeed the injector seals that are shot. 3 HPOP leak can appear to be a rear main seal leak. Air is drawn into the engine through two air filters located above each cylinder head. Fortunately there is another method called “spill cut off point timing” which we can use to time the injection pump. Black tar around the injectors and a chuffing sound from the engine when running; Injector blow-by occurs when the injector does not seal against the injector seat in the cylinder head. My 300 tdi with 228k miles appears to be weeping diesel from around number 3 injector. Repair involves replacing the two seals on the oil cooler. Diesel Pro Power carries the fuel injector 120 for the 149 Series. A leaking injector pump is a common problem with vehicles over 150,000 miles. The injectors themselves have "o" rings and sealing copper washers that are fitted to them to seal them from other parts of the engine, these are known as the "injector seals" and its not uncommon for them to leak / perish with age. 236 engine with a CAV injection pump that has a leak around one of the banjo bolts. Tap in the new seal with a soft hammer or block of wood. The injector pump could have a seal leaking fuel into the crankcase or the small primary lift pump could have a leaking diaphram causing this also. my 1990 toyota hiace japanese import van leaks diesel fuel and was told the fuel injector pump is leaking and will cost over $4,000. My question is can an injector be bad and leak or is my seal not set right somehow?? Thanks guys!. i need a new pump. I recently began to notice a slight smell of fumes whilst driving and took it to Bristol St Ford today to get it checked out. Sometimes we want to know how to time the injection pump of a tractor engine when we have not got a manual to tell us how to do it. Worn or Leaking Injectors. Genuine Injector Leak Off Pipe Seal Gasket for 2. You may also find that you can see or smell a particular injector leaking. Faulty injector(s) Probably the biggest result of injector failure for Common Rail injectors is due to the injectors having excessive return flow or back leakage. This type of diagnosis can be very useful in trying to identify which injector may have an external crack. If it's leaking, you can hear it, and see a lot of black, messy gunk around the leaking injector. Will work for the Dodge Ram Cummins injector pump (Rotary), too. The first one developed a loss of power around 125K and the problem was traced to leaking fuel injectors around the seal for the injector and caused replacement of head, all injectors and injector seals. Basically since they reduced the sulfur in diesel the rubber seals in the pumps dry out and leak. All of the major seals are included except the front seal, which is sold separately. The mechanic at Great Lakes Freightliner stated that this is not an uncommon problem with the 3126 engine. A leaking fuel injector or injectors are normally the cause for difficult or hard to start engines especially when they are warm. While most of this post directly addresses the injectors BDG manufactures and sells, the info will be relevant to all common rail diesel vehicles. A leaking injector pump is a common problem with vehicles over 150,000 miles. All prices are subject to change without notice. I have a KX71 with a Kubota V1505 4cyl diesel engine on it. I didn't replace the large round 'o' ring as shown in the 7 part video but I've got it if it starts leaking. A fuel injector seal or fuel injector O-rings seal the injector to the fuel rail and intake. Once the fuel and oil are mixed, it means that the seal of the unit has gone wrong, which happens from time to time in use. first off the car is a 2006 C2 1. I coated the small valley area with JB Weld and let it cure overnight. The o-ring seal in this location may be faulty (see red arrow in image, attached). Additional info: Seal between pipes and injectors, sold individually. 3 Diesel Truck knows that Diesel O-rings need to be replaced frequently. (I think no 13, wrongly identified in text ??) but to be sure find the injector leak off pipe, Plastic / rubber and follow it back to pump and banjo fitting on pump. There is an air-intake system to deliver the oxygen and it is the fuel injectors that deliver the. There's nothing stuck under the plastic shroud to speak of, it just seems like it has come up through an injector leak and settled rock hard on the engine. It still leaked so I pulled the oil rail back off and installed just a nipple in the injector and put 100# of air on it. If you have difficulty finding the O-rings, first look for the fuel injectors. I don't believe it is actual diesel leaking from the injector, but combustion fumes. Obviously this needed attention and there was more chance of being able to remove the stuck injector once the engine was fitted, than try to do the work on the engine prior, as it. Have a 1968 (Mannheim built) JD 1020 leaking diesel from the fuel injection pump, which is a CAV Roto Diesel (DPA/model#? R3432190 E, serial# 2305 P1). If you have milage on your injectors, you can have them tested as a precaution. 3 HPOP leak can appear to be a rear main seal leak. Diesel systems are very different from their gasoline counterparts, and that includes the fears about a fuel leak. I have called the local dealer and spare parts have no listings for a seal kit or any other info other than a new pump is over $2k. If this is the case, the O-ring fuel injectors are not providing a proper seal. my terrano seems to be leaking more diesel than its using at the moment. We also offer a full range of parts for all 8V92 natural and turbo engines. i decided to take the nozzel things off the pump so i wouldent have to stretch the seal as much. After re-installation use the hand prime pump or the electric fuel pump to fill the injection pump, and bleed air out of a few injector lines. Today electronic multiport fuel injection is the most common injection type, but there have been several varieties, and the design and location of the injectors have varied accordingly. After looking at the engine, I can clearly see the leaking part and it looks likeit might be quite easy to replace. the injector fits loose into the head bore and at the yolk and stretch bolt lock it down against the seal, so if it's leaking you're going to get black schmutz around the injector at the head rather quickly after it starts leaking, and most likely you'll get that engine oil/diesel stench too. All seemed to go well except that I have been having an issue with a fuel leak by the number 4 injector. Air is drawn into the engine through two air filters located above each cylinder head. I believe he said that the job was not that hard to do, i also believe that you can buy seals/kits from BMW/BOSCH, could be wrong as i have not investigated BMW/BOSCH for parts. Dirty Hooker Diesel - Fuel Return Lines & Fittings. All I could find was a cross reference K&N filter. Here is an instance that really benefited from the use of the alternative sealing washer. it seems to be comming from under the intake manifold which is where i think the pump is? Ive only ever worked on petrol cars so im pretty ignorant when it comes to diesels but im keen to learn and fix it myself. Once the seals start to leak slowly the rate of leak will increase very fast. These seals come for every diesel Toyota engine and are proven to be of good quality. Engine Install Manual 1KD-FTV - 15 18. When this happens, fuel can leak from the injector or fuel rail. To do this, first you need to lift the tappet cover overthe injector tops, and then slide it out towards the drivers side. Looking into the doghouse:Fuel leakage may or may not be visible,Look for weeping around throttle seal, fuel vapors collecting on the leftside of pump and injector lines, then collecting dirt and a greasy film,more so than the right side of engine. It is almost NEVER a rear main seal. £60 is what hes quoted me for half a days job. 1) The diesel injector pump starting leaking about 3 months ago. 25 and later Powerstrokes (those equipped with the 'wavy' style oil rail), it is wise to replace the standpipe and dummy (front port) plug seals. delica injector pump seal repair Series 2 98 Deli inj pump seal change Parts of this post are from another member I added the pics and elaborated hear and there. Bosch manufacturers everything from injection pump, injectors to Mass Airflow Sensors (MAF) and headlights for all the German automobile manufacturers. Hey guys my diesel pump on my 91 1HZ seems to be leaking from the under side of it where it looks like there is a seperate part that bolts to it, has anyone had any similar leaks? im hoping its a seal or something i can replace because a new pump looks pretty expensive. All Diesel Care and Performance products carry a six-month warranty. Diesel Ops is committed to providing our customers an unparalleled shopping experience. To further detect the problem, all of the fuel injectors were removed and sent out to tested. This is fairly easy to confirm. Washers are cheap About a quid each from your local diesel injector specialist. i have a customer with an 8070 fwa, not sure on the hours, id say not to many. 2 Injector seal leaking. Yes, bio-dino change can cause the seals to leak as you found out. These little particles make there way back into the sump where they slowly block the pick up mesh. Using our website search box for both tech help and products, enter the words of the solution. Gaskets and seals fuel systems Sealing components for the fuel system, including lift pumps, high pressure fuel pumps and injectors, where a liquid tight seal is required for correct operation, to maintain the pressure within the fuel system and prevent the potentially hazardous risks of fuel leakage. my 1990 toyota hiace japanese import van leaks diesel fuel and was told the fuel injector pump is leaking and will cost over $4,000. I reckon once we have done this - about 50% of the time - we get a misfire or high leaks back rates - then end up fitting another recon injector. Is it safe to drive with a diesel leak? It depends. 3 Powerstroke Oil Leak on Front of Engine. There may be a visible pooling of. The injector seals have been changed any other ideas ? Mechanic's Assistant: How old are the hoses? And what driving conditions do you most often encounter?. But I'm going stop driving it until I can take care of it. This time I ordered viton o-rings from Seal-Source Inc. Switching back to bio should help and it's more or less free. 1# the injector pump is leaking by the four bolts on top. I have never heard of diesel leaking into the oil from the IP (on a 3B but yes on a Nissan TD4. 3 rear main seal leak. Rebuild kit for Bosch VE Injector Pumps. Six new injectors and other parts cost me $1405 in parts and $270 in labor. Signs that your injector seals are failing or that carbon has already started to push its way up past the injector seal and up around your injectors are: A smell in the cabin while you are driving that smells like an exhaust leak; Louder engine operation than usual; Repeated sounds of 'psst-psst-psst' from around the injectors. A fuel injector problem was quickly detected after an On Board Diagnostic (OBD) II diesel scanner was connected to the OBD II port under the dash. thing is, i dont have time to fix it right away but i need to drive the carfor short distances, less than 15 miles. Find many great new & used options and get the best deals for CAV DPA TOP COVER GASKET FUEL LEAK FOR DIESEL INJECTION PUMP REPAIR TRACTOR at the best online prices at eBay!. The leak seems to be coming from inside the nut shaped part that goes into the block, not sure if there is a seal inside or what. Still, faulty injectors can't be overlooked or ignored for long. This could not be so because of the pressure i suppose. Install it now with new seals. six weeks later no fuel leak from pump ( this quick fix seams to have treated every seal in the pump). I have called the local dealer and spare parts have no listings for a seal kit or any other info other than a new pump is over $2k. Injectors only leak if the pintle fails to seal. Finally, you may notice hard starting or misfires, a lack of power, and poor acceleration and gas mileage. The top seal and rear seal are more difficult. The mechanic at Great Lakes Freightliner stated that this is not an uncommon problem with the 3126 engine. Sealing Fuel Fitting Threads. Rebuild kit for Bosch VE Injector Pumps. And is that blue smoke coming out of your tailpipe? Oil leaks are something you cannot afford to ignore. Prime up fuel system, job done. If leakage is stopped, then try reduced dosages, down to as little as 12 ounces per 100 gallons. Toyota HiLux Vigo - D4D - failed diesel injectors - a known fault? - Auntie Lockbrakes: Yep, saw BiL this afternoon and it is indeed the injector seals that are shot. Replace if any seem suspect. Looked thin to me but no water contamination I saw. A Honda seal is softer and can seal better on refaced injector seats than the specified MB part. We also offer cheap domestic and international USPS 1st Class shipping!. Next I cleaned out the air filter housing which had filled with oil. 5 cc and i noticed the other day a strong smell of diesel coming from the bonnet. tbh, i rarely replace the pipes, but ford in their wisdom insist they are changed. This project outlines how to replace the injector cups without removing the heads. I tried to tighten the screw but its already tight. Fix leaking Injector Seals - Diesel - Duration: 27:42. Remove and install the injection pump inlet fitting into the new pump; replace the o-ring if necesssary. the diesel was spurting over the cylinders and pooling around the injectors. The ball tube (puck) orings and puck removal tool are also included with this kit. When performing a check under the hood, inspect the fuel injectors. Along with its use in the Ford F-Series (including the Ford Super Duty trucks), applications include the Ford E-Series, Ford Excursion, and Ford LCF commercial truck; the name was also used for a diesel engine used in South American production of the Ford Ranger. com website) www. My 300 tdi with 228k miles appears to be weeping diesel from around number 3 injector. Other than that they worked well and you could actually adjust this pump which we didn’t do much of and left that to the local injection shop. Common rail diesel injectors operate at very high pressures. line cases, Diesel Fuel Catalyst can have an effect on the leakage of seals. Injectors only leak if the pintle fails to seal. Its not a huge leak. A leaking fuel injector or injectors are normally the cause for difficult or hard to start engines especially when they are warm. Smell for gas. Fuel Line Seal Kit O-Ring Seals for all the OEM Fuel lines to the fuel bowl and the fuel lines connecting to the heads. Roughly one week after changing the fuel pump, I developed an upper o-ring leak on the #3 injector. Usually a fuel leak will produce a very strong odor which may signal an issue. a) oil on the top of the diafram. If the seal on the injector is buggered or the injector isn't seating correctly, it will result in a vacuum leak. Diesel truck parts supplier of fuel injection pumps, fuel injectors, diesel performance parts, turbochargers, and diesel parts for Dodge Cummins, Ford Powerstroke, Chevy Duramax, GM Duramax, VW TDI, heavy duty, marine, and agricultural diesel engines. The following damage occurs as the exhaust gasses pass the injector seat it burns oil causing carbonisation. What does the term "Black Death" mean with regards to Mercedes vehicles? Due to poor design, the injector seals on Mercedes diesel engines can leak, which means uncombusted diesel and exhaust gases are pushed back past the injector seal and up the injector shaft. I don't know what the component is called but it is at the front side of the injection pump and is fed directly from the fuel filter. i found a leak yesterday at injector seal. Injector Seals. 0L injectors. The oil leak stopped, and then started the diesel leak! I just wanted to say that two injectors lack the plastic washer (part B in the attached picture) under the top of the injectors, the mechanic said that this does not harm by any means. followed by a fiver,s worth of diesel ran truck as usual, brake fluid burns when hot so no problems with smoking or other running issues. Can't find the VW diesel injection pump you're looking for? We have more than 20,000 VW diesel injection parts in stock and not all our fuel injector parts are listed online. Good Answer: I ve seen several 4 5 6 cyl Mercs with this problem. Diesel fuel leaks can melt rubber hoses and asphalt if they are left to soak. 6 duramax oil in crank case cover can leak, each injector has a fuel return line in the shape of a z connecting to each injector and ending in a. Actually testing and rebuilding injectors requires specialized. You can use a 15\16 deep socket(6point shallow wall ) as long as the injector body doesn''t turn. These seals come for every diesel Toyota engine and are proven to be of good quality. 1# the injector pump is leaking by the four bolts on top. Remove old washers, clean up seats , fit new washers and refit all parts. I would not run it this way. Closely inspect the sealing joint around the top of the injector sleeve. I have a Perkins 4. Injector RemovalFirst step of the injector removal is to loosen and remove the bolts that are in the leak off rail to theinjector. Unfollow mercedes leaking injector tool to stop getting updates on your eBay feed. 0L Powerstroke Oil Rail Leak Repair Kit,Tool,O-rings,+ Injector Seal Kitsoring kit to do (8) 6. That problem is solved. At first other performance companies claimed it was a just a scheme. In the United States, fewer than 10 percent are diesel! BMW has been in the diesel engine club for quite a while. No buzzing would tell you the injector is dead, while a no-voltage reading would tell you it isn't the injector's fault but a wiring or computer driver problem. Often, a leaky fuel injector leaks enough fuel to produce a puddle of fuel near the fuel injector nozzle housing or on the intake manifold, both of which can be easily spotted. We haven’t had the “check engine” light coming on and no limp mode issues; the fuel lines between the injectors did fail some time ago but these were replaced then and are all good now. We'd love to share our thirty years of Volkswagen knowledge and experience with you. The nozzle of injector 2 was dry. 3 its predecessor, uses Hydraulic Electronic Unit Diesel Injectors (HEUI), which receive energy to open from engine lube oil that's pressurized by a gear-driven high-pressure pump. 99 Last piece, the driveshaft seal. If its leaking at the end of the extension peice screwed into the side of the injector, check they are tight (its fairly common for them to come undone by accident when someone undoes the injector pipe without holding the extension peice). I removed the leaking injector and true to form it was number 1 near the turbo end. At engine shutdown the fuel pressure should maintain operating pressure or just below that for a substantial period of time. Injector leak-off return pipes rotting - these are relatively easy to replace on most vehicles - nylon air line makes a good biodiesel-proof replacement Injection pump shaft seals leaking for gear driven pumps this can mean leaking of fuel into the crankcase oil (look for increasing engine oil level) and contamination of the fuel with engine. A leaking injector pump is a common problem with vehicles over 150,000 miles. What you are describing is not a seal it is the snap ring the injector nut presses against to make the injector push down against the flat copper washer in the bottom of the injector well. the injection pump has a reman tag on it already. At first other performance companies claimed it was a just a scheme. Fired her back up, no leaks and looks better only time will tell if I've fixed the leak. How easy would this be to resolve myself and what steps can I take to try. Bosch provides injection systems for the majority of cars on the road today, including nearly all diesel models. You may also find that you can see or smell a particular injector leaking. Shop in Leak-Off-Connectors-Kits- from Diesel Components UK. Our last major post on this back in Nov 2014 (over 1000 Shares and Comments) was "coincidentally" followed by a recall 3 months later being released by Toyota But as usual they fell short and just admitted to "some leaking injector seals". This time the change seemed to be more sudden, and the smell of diesel is more raw and much stronger. In which case changing the copper washer is not going to solve anything. Why does my Hilux (Prado) blow white smoke and cold start rattle? Chances are the problem is internal injector leakage caused by seal failure. While diesel engines aren’t as popular in the US as they are in the UK and Europe, they do have their adherents, most notably in the heavy-duty truck sector. Jim, possible causes would be 1- fuel lift pump, 2- injection pump, 3- faulty injector. Injector RemovalFirst step of the injector removal is to loosen and remove the bolts that are in the leak off rail to theinjector. Old gaskets can harden and crack, resulting in vacuum leaks that cause a lean condition and rough idle. I have never heard of diesel leaking into the oil from the IP (on a 3B but yes on a Nissan TD4. Labour claims are never accepted. With most of these pumps the one consistent failure was the oil seal leaking out the throttle shaft. Look in the front of the valley just after the HPOP and before the turbo pedestal. “The Bosch injection pump is the thing that makes the vacuum-pump removal a little more time-consuming, because it blocks the vacuum/power steering pump assembly,” Diesel Bob says. Part 5 of 5 The common problem is listed and the reference word or words for the part to fix it are listed as a solution. As usual, all components must be clean with strict cleanliness maintained throughout. followed by a fiver,s worth of diesel ran truck as usual, brake fluid burns when hot so no problems with smoking or other running issues. In which case changing the copper washer is not going to solve anything. re the injector pipes. I recently begun having problems with the glow plug/coil flashing on dashboard if pushing the car hard. SUITABLE FOR BOSCH OR SIEMENS COMMON RAIL INJECTION SYSTEMS Warranty: 10 Year. diesel mercedes injector test injector return mercedes vito steel fuel injector Discount for cheap : 2 din radio mercedes w203 diesel injector dodge fuel injector w639 vito w639 injector pulse tester diesel return connector fuel fuel injector Insightful Reviews for : w639 fuel pump mercedes benz daewoo injector diesel mercedes for mercedes vito. 2 Diesel injector seals in applications for Mercedes CDI diesels. Someone told me i could replace the copper washers on the fuel lines to stop the leak. See what causes these high pressure injectors to fail in this month's issue of Diesel Power. Could be a leaking seal at the back of the PT injection pump mounted in the vee.  If the rear main seal is leaking on your engine it will drip oil onto the flexplate or flywheel and sling oil around the bellhousing. I had an injector that was leaking out the side of the injector body. Or, release the retaining tabs of the wiring harness connector and push the connector body toward the inside of the valve cover/intake manifold. Diesel pump top leak fix ( courtesy of R. There may be a hint of diesel fumes when driving and engine hot. About 31% of these are other auto engine parts, 9% are auto sensors, and 6% are testing equipment. The injector pump itself has a good reputation, and if you are experiencing leaking from around the injector pump it is most likely caused by broken O-rings. If this is the case, the O-ring fuel injectors are not providing a proper seal. Someone told me i could replace the copper washers on the fuel lines to stop the leak. Yes, it’s easier to just ignore the small puddle of oil forming under your car. Fuel Line Seal Kit O-Ring Seals for all the OEM Fuel lines to the fuel bowl and the fuel lines connecting to the heads. I started the diesel and the line ran free and when I reconnected it to the tank it appeared that the fuel injector wasn't leaking as much. Obviously this needed attention and there was more chance of being able to remove the stuck injector once the engine was fitted, than try to do the work on the engine prior, as it. FAQ #230 : How to prevent injector seal failure and turbo failure on hdi engines. A straight answer to a straight question (?). Duramax LB7 Injector Line Corrosion The Duramax LB7 uses an injector line with an extended length nut in order to project through the rocker cover yet seal to the cover. I've got an ST2 in my narrow boat. All the injectors were rebuilt so I assumed it might be the oil rail nipple seal so I changed them all. Use Spring Clamps to Close Off Vacuum Lines. Seal kits, studs, bleed srews, gaskets Injector leak off pipe. We also offer a full range of parts for all 8V92 natural and turbo engines.