Even in the days before emissions controls, cracked manifolds were a bad thing. Cracked exhaust manifolds are one of the more serious leaks since they receive the initial combustion gases from the cylinders. Like we mentioned in the cast iron section above, exhaust manifolds are often designed with longevity and fitment in mind, not horsepower. Nissan pathfinder exhaust manifold replacement cost estimate. I heard last week that nissan settle a class action lawsuit over crack exhaust manifolds. Buy dorman 674431 drivers side exhaust manifold kit for select. Your nissan pathfinder exhaust manifold collects gases produced by the motor and disperses them via. In order to fix white smoke from exhaust problem, besides from taking it to the repair shop, you can do it at home. This may be more pronounced when the engine is cold and first started and can be anything from a clicking noise to a more pronounced whistling or whooshing noise. Oem manifold slides out and new manifold in my case jba lts slide right in. I called consumer affairs and question them about the settlement. What you see below is a previous search for a nissan pathfinder exhaust manifold and.
Removing the dna motoring tubular header in replacement for the stock cast iron exhaust manifold. Nissan pathfinder forum infiniti qx4 forum infiniti qx30 forum. Choose cast iron, steel, or stainless steel exhaust manifolds from hooker headers, sanderson headers, dorman, ford racing, allstar performance. Taking it to a repair shop could cost you quite a considerable amount for labor and parts, so trying a repair yourself first can be a good option. I have a 1993 pathfinder that has an exhaust leak coming. Effects include increased engine emissions, poor vehicle performance and damage to an engines components.
Shop lowestpriced oem nissan pathfinder exhaust manifold gaskets at. The exhaust manifold is an essential part of a vehicles emissions control system. This was found out by rough idling, slow acceleration, increased gas usage, and engine light on. Slide in new exhaust manifold, new oem recommended gasket, thread in new or cleaned up studs by hand doing the tighttough to reach ones first. Get this topgrade quality replacement for your worn out part from dnj. The manifold flange has a relief cut between the 3rd and 4th cylinders on each bank leaving the 4th runner to have to support any load placed on it by itself.
If you need durable gaskets to prevent leaks on your vehicle, felpro is the way to go. Expertly crafted from premium materials, this product is of the finest quality. Nissan pathfinder exhaust manifold used auto parts. Nissan pathfinder exhaust manifold can warp and cause the studs to break off. Depending on your make and model, your manifold might be a single. Sometime the cast iron manifold will crack causing exhaust leaks which will required swapping of. Jb weld extremeheat will not mend the two parts together, this is a replacement or weld repair situation.
He also told me that because the exhaust pipe is rusted where it meets the. How to change exhaust manifold header nissaninfiniti. Dnj eg649 exhaust manifold gasket for 20042015 infiniti, nissanarmada, nv2500, nv3500, pathfinder, qx56, titan 5. Any time your nissan pathfinder exhaust manifold is deficient, the vehicle will definitely fail emissions checks and might permit harmful exhaust vapors to enter the cabin of a vehicle. Your nissan pathfinder exhaust manifold collects gases produced by the motor and disperses them via the vehicles exhaust pipe. Manifoldheadermufflertail pipe problems of nissan pathfinder.
The exhaust systems starts at the exhaust manifold gasket and travels through the exhaust manifold, header pipe, catalytic converter, mufflers or resonators and out the exhaust pipe. Symptoms of a cracked exhaust manifold it still runs. Nissan pathfinder exhaust manifold bestsellers view more. Example offers of car parts nissan pathfinder exhaust manifold.
Nissan pathfinder exhaust manifold can warp and cause the studs to break off 16 reports. On the 2012 path, the manifold and cat are two separate pieces, while the v8 models have a one piece manifoldcat assy. Exhaust manifoldcatalytic converter issue 20052012 r51. Nissan pathfinder exhaust manifold nissanpartsdeal. Average rating from 124 customers who received a exhaust manifold replacement. Out of due diligence i took it to nissan dealer 1 for a look over and they pulled p0420 bank 1 catalyst system efficiency below threshold, worked the diagnosis and replaced the cat which dealership stated was cracked, exhaust manifold and gasket. Nissan pathfinder exhaust manifold exhaust manifolds. Engine exhaust system problems of nissan pathfinder part 1. Essentially the exhaust manifold takes the burned exhaust gases from the engines cylinders and ejects the gas through the exhaust system and out through the cars tail pipe. Nov 25, 2015 average rating from 124 customers who received a exhaust manifold replacement. I have a 96 pf and just found out today that my left exhaust manfold is cracked. Nissan titan exhaust manifoldheader advance auto parts.
The studs are to small and after a period of time the rust gets the best of them, and they snap. The exhaust manifold often warps and cracks, breaking off the studs between the cylinder head and the exhaust manifold. Inspect the intake gasket intake gasket is the first part to check when you have white smoke from exhaust. Engineered using the latest technologies and global engineering resources, the. Example number 1 your exhaust manifold has developed a stress crack near a bolt. Whether youre looking for simple, bolton replacements for your stock manifold or you want to extract a few extra horsepower from your engine, weve got the right exhaust manifold for your needs. Turns out 1 of the exhaust manifolds was cracked and therefore leaking. Aftermarket exhaust manifolds look and fit just like the exhaust manifold that came on the car when it was new, with similar flow characteristics. Exhaust manifold with integrated catalytic converter for 2012 nissan pathfinder fits. Oct 27, 2011 well if the exhaust is off and it hasnt been repaired yet, you should just look into thorley headers, or pace setters if no thorelys are available, replace the manifold with those, and however many broken studs you find, ive never known a pathfinder without a broken stud replace with the much stronger grade nissan studs for the 300z or go. Jan 16, 2018 on the 2012 path, the manifold and cat are two separate pieces, while the v8 models have a one piece manifold cat assy. If you are looking to test your manifolds look in the sticky section of the forum and in there it will tell you and show how to test for leaks in the manifold by using acetone to check for internal leaks. I then took the car on a trip, no problem with the exhaust, but after 50 miles, when we exited the pathfinder, my wife asked what the burnning rubber smell was.
Both serve essential purposes, but the one most likely to experience problems over the long term is the exhaust manifold. How to know if my exhaust manifold studs are broken new. I have a 96 pf and just found out today that my left exhaust manfold is. Nissan pathfinder 2006, exhaust manifold gasket set by felpro. Im in the process of having my second one replaced on my 2005 armada. It includes all necessary gaskets and downpipe hardware for a complete repair. Exhaust manifold can warp and cause the studs to break off. Forum for the xterra, frontier and hardbody, the smaller workhorses of the nissan lineup. He said hes seen this a bit in the titans, but never in a v8 pathfinder. Nissan pathfinder manifoldheadermufflertail pipe problems. To find your nissan pathfinder exhaust manifold from a recycler near you, just enter the year of your vehicle and your zip code in the above form and press the find button. You must have simple understand of your pathfinder exhaust manifold that you can find some problem correct in time. Nissan pathfinder exhaust manifold exhaust manifold for. Sep 12, 2019 how to fix white smoke from exhaust issue.
Inspect exhaust studs, clean carbon and old gasket off cylinder head. It was under emission warranty 8yr 80k and they fixed it no charge to me. From what i understand welding cast iron is a big deal, not as simple as regular steel. You wont pass your next emissions test, and you may get a ticket well before then.
Find a quality nissan pathfinder exhaust manifold and other used auto parts from the top auto salvage yards. I have a 2003 nissan pathfinder with cracked exhaust pipes. These pipes are cracking on 0204 pathfinders, and this is a chronic problem. When you have cracked exhaust manifold, it might be possible to repair it rather than spend money on a new one.
Anyone else having issues with leaking or cracked exhaust manifold. We have the largest selection of nissan pathfinder exhaust manifold parts at discount prices. Learn about this problem, why it occurs, and how to fix it. They didnt give me a price on my print out as it all fell under warranty.
How to change exhaust manifold header nissaninfiniti vg33e. The noise may be most noticeable when the engine is cold. Well if the exhaust is off and it hasnt been repaired yet, you should just look into thorley headers, or pace setters if no thorelys are available, replace the manifold with those, and however many broken studs you find, ive never known a pathfinder without a broken stud replace with the much stronger grade nissan studs for the 300z or go. I just learned yesterday that my exhaust manifold is cracked. A ka24e exhaust manifold is very close in design to a napsz manifold, and might work on your engine. Jb weld extremeheat is the perfect repair solution. Inside the vehicle, there is a gasket that seals the manifold to the head.
Your car has two manifolds an intake manifold and an exhaust manifold. One part of your nissan pathfinder is the exhaust manifold. Dec 19, 2017 removing the dna motoring tubular header in replacement for the stock cast iron exhaust manifold. Having not seen a picture prior to checking my manifold, i was expecting to see a thin hairline crack. Finding the right nissan pathfinder exhaust manifold mustnt be a hassle. Example number 2 the exhaust manifold has split into two pieces. Shop here and enjoy a wide selection of highquality parts at affordable prices. A cracked manifold will usually make unusual noises of some kind as some of the exhaust gasses are being forced out of the crack instead of out the exhaust.
Advance auto parts has 10 different exhaust manifoldheader for your vehicle, ready for shipping or instore pick up. The 2004 nissan titan has 5 problems reported for exhaust manifolds cracked. Forums nissan models pathfinder cracked exhaust manifold. Show example nissan pathfinder exhaust manifold repair prices.
Dorman 674431 drivers side exhaust manifold kit for. You could try to weld the manifold but it will probably crack again. How to diagnose a cracked exhaust manifold it still runs. Cracked manifolds are not the only cause of this code, however through process of elimination, and by hearingsmelling the leaks especially when the engine is cold, i determined the cracked manifold to be the cause. I take possession of the vehicle and 50 miles later ses light is on, p0171 bank 1 system lean. He said the catalytic converter on these v8s is bolted right to the block something like that and generate a bunch of heat. Jb weld extremeheat will not mend the two parts together, this is a. The issue i have is that the flange separated from the collector pipe on the manifold side. Its a fairly common problem on earlier qx56titansarmadas. Exhaust manifold removal technique nissan titan forum. This patch lasted about a week before the problem occurred again. The nissan path view topic v8 cracked exhaust manifold.
This exhaust manifold was precisionengineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. I was told if i had a exhaust manifold issue, i would need to supply the vin of the vehicle and see if the vehicle is part of the class action suit that is all i know at this time. Although a cracked exhaust manifold does not directly cause danger, it can indirectly be dangerous, as the issues it causes makes a car unfit to drive. My only complaint was the pre tapped stud mounting holes were not threaded well required me to re tap the threads to get the studs to screw in.
I was mistakenly looking at the part for the v8 models, which may have been covered. So if you know the problem of your car, just come to nissan parts deal to find the oem nissan pathfinder exhaust manifold you need. The exhaust manifold is ahead of your catalyst, which makes your car non compliant with emissions laws, not to mention that it probably sounds like hell. They ended up replacing the manifold, gasket, bolt and 2 studs.
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