- I initially thought it was a vacuum leak, but no leaks were to be found when attaching a smoke machine. - I pinched different hoses that go to the IACV, TB, Intake Manifold, and Valve Cover with no change. - I unhooked the intake from the TB no change - The compression tests results seemed acceptable: Approximately 162/165/167/173 Aug 21, 2011 · Have a look at your exhaust manifold to cylinder head gasket and check for soot and noise there. Mine warped the actual manifold at rear cyl and broke the retaining stud. Gave exactly the symptoms you describe and fooled me for quite a while! Worth a look and best of luck!

The idle not settling down might be a manifold or manifold gasket leak (would such a thing whistle? Maybe, and then when manifold heats up it expands and seats better). Sooting up, if the soot is moist means it is running rich (this according to Pete Snidal) if it is a dry soot it may be that your spark isn't hot enough at idle and, I suppose, this could be due to weak battery (?), or maybe points adjustment? Dec 21, 2017 · Soot Buildup due to Exhaust Gas Re-circulation (EGR) in Turbo Diesel engines is a big problem. Not only does it reduce engine efficiency, but also reduces power and torque output over time. .

I removed my egr valve at similar mileage (120k) and it is still whistle clean, just a black coating that wiped off with a rag no deposits anywhere. I run 47-48 cetane fuel and lots of conditioners, never push a cold engine and generally take it easy on it (no Italian tune ups) but I tow with it about once a month (5X10 double axle, or car on ...

I have a 99 STS with a rough Idle and hi pitch whistle under the hood. Anyone have the same issue, I know its a manifold leak just not sure where t... Rough Idle and hi pitch whistle - 1999 Cadillac Seville I have a 1999 Audi A4. Recently there is a burning smell when driving that is noticeable when stopped after driving. At night I noticed a faint white smoke blowing out of the front in the headlights. I mentioned the smell when it was in the shop last time and they didn't find any leaks but I'm now concerned after seeing the white smoke. May 31, 2019 · In modern engines, the engine control module (ECM) measures or calculates air flow via either a mass air flow (MAF) or manifold absolute pressure (MAP) sensor. Turbocharged engines may use both, but naturally-aspirated engines typically use one or the other. If the MAP sensor is failing or broken,...

Aug 16, 2014 · The whistle is more throttle dependent than rev dependent. I've checked all the silicone intercooler pipes for splits and they're fine. I've had the inlet manifold off to check the gasket and there is a little soot around the exhaust manifold so I'll replace that when I can.

I'm not too familiar with how blowby works, but does oil get into the intake manifold when blowby occures? Any possible causes for oil getting into the manifold? For what it's worth, the car only has 56,000 miles on it and the PCV valve is as clean as a whistle. Oct 31, 2016 · How to Find Exhaust Manifold and Boost Leaks | Where is My Power Going 🔧 ... Wades shows you a little known trick to help loosen up some of those stuck exhaust manifold bolts. ... Smoke, whine

Would be checking for exhaust manifold leak (maybe around first two studs) check for soot (but not necessarily evident). Same issue a couple of yrs ago with 08 CRD, performance was fine but whistle sound (nearly metallic like/swear it was comp whl rubbing against housing) and was certain it was from turbo. I had them replace the timing belt and clean the intake manifold. now there is a loud whistling noise on very gentle acceleration. the noise which sounds like a feedback ring in a sound system happens at about 1600 rpm then stops at 2500 rpm. the frequency of the whine is constant and does not seem to go up or down with the RPM of the engine.

I have a 1999 Audi A4. Recently there is a burning smell when driving that is noticeable when stopped after driving. At night I noticed a faint white smoke blowing out of the front in the headlights. I mentioned the smell when it was in the shop last time and they didn't find any leaks but I'm now concerned after seeing the white smoke. The idle not settling down might be a manifold or manifold gasket leak (would such a thing whistle? Maybe, and then when manifold heats up it expands and seats better). Sooting up, if the soot is moist means it is running rich (this according to Pete Snidal) if it is a dry soot it may be that your spark isn't hot enough at idle and, I suppose, this could be due to weak battery (?), or maybe points adjustment?

Jun 07, 2014 · Usual suspect is #1 port. You can see the soot trail at the rear side of the port. Most manifold slip joints leak as well, you could try to replace the seals but most slip joints are blown out or have excessive etching. There is a new updated manifold that has bellows between the sections, has thicker flanges. Dec 21, 2017 · Soot Buildup due to Exhaust Gas Re-circulation (EGR) in Turbo Diesel engines is a big problem. Not only does it reduce engine efficiency, but also reduces power and torque output over time. This plastic manifold was used on most 3.8L GM engines from 1995 thru 2005. The fix, involving replacement of the upper plastic (composite) intake manifold, gaskets, and peripherals is costly; but much less expensive than replacing the engine, which will have to be done if this repair is not completed.

Dec 19, 2018 · With a properly working gas regulator and adjusted propane appliance, the flame is be blue in color, and the flame height is even around the burner. Jan 11, 2016 · The Smoke Pencil ONE machine only produces smoke and consumes batteries and fluid when the trigger is pulled and is reverse compatible with all previous smoke fluid accessories and smoke fluid. 30-DAY GUARANTEE – If for any reason you aren’t completely satisfied simply send your Smoke Pencil Puffer Tool back for a full refund within 30 days! The intake and exhaust manifolds are very important pieces for the operation of the engine. Depending on the design and material they are made of, they can give very different characteristics to the same propeller. For example, a variable intake manifold affects points as important as the power with respect to a normal one.

1972 FJ40 -- F Engine Heard a "whistle" at idle and when decelerating. Figured it was the intake/exhaust manifold gasket - took it apart... it was shot. Then, separated the intake/exhaust - that was a bugger of a job... have a new gasket for here too. I then sandblasted the exhaust... Whistling / squealing noise 9400i ... If you have an ISX with EGR also look for soot leaks around the EGR valve. ... If it's just a blown intake manifold gasket to ... Aug 27, 2018 · Smoke from the car’s exhaust speaks a lot about the present status of the vehicle. Things may seem to be running fine but black smoke from exhaust clearly indicates poor health of engine. To know what exactly the reasons for black smoke from car are, look at the causes stated below by our experts so that the maintenance tips for the same can ... Jan 29, 2019 · Insufficient intake manifold vacuum can be deadly to an internal-combustion engine. As a refresher, the intake stroke of an internal-combustion engine draws in a mixture of fuel and air from the carburetor at about a 13:1 ratio of air to gasoline.

May 20, 2015 · Signs of a Plugged Exhaust. Part of the series: Auto Repair Tips. If your exhaust pipe has become plugged it will start to exhibit some very clear signs that you should watch out for. Sep 26, 2010 · You're right the newer ones are electric. I suppose it could be a boost sensor or a manifold pressure sensor. I would take both out and just check them to see if they are plugged up with soot. Mine is an 06 and it has a small tube that goes from the exhaust manifold to the bottom side of the thermostat housing where the manifold pressure sensor is. Exhaust manifold was machined and fitted with inconel studs in May 18 along with a new turbo. Currently there is no whistle/leak noise at all. Wondering if there are any other possibilities causing the exhaust leak? Hope to see more of what is causing the soot when shield is off (my first time removal).

Jan 29, 2019 · Insufficient intake manifold vacuum can be deadly to an internal-combustion engine. As a refresher, the intake stroke of an internal-combustion engine draws in a mixture of fuel and air from the carburetor at about a 13:1 ratio of air to gasoline. Whistle 'n' Soot, Toowoomba, Queensland. 6,685 likes · 62 talking about this · 111 were here. Passion for turbo's and fabrication, with attention to detail and maintains high standard quality. Open...

Now, diesel engines are built to be as quiet as gas engines. I you are getting a whistle when you first crank the engine and the engine is cold, it sounds like an air leak around your air filter box or maybe even your manifold. As the engine gets warm, the parts (plastic & metal) expand and leak stops - therefore the whistle stops. Jul 10, 2009 · Turbo Whistle And Soot - posted in Technical Section For MK1 & MK2: Had a look round under the bonnet today, check fluid levels etc when I noticed a pipe to / from the turbo appeared to be soot'd up, now I was wondering is there a leak somewhere on the Turbo or is it simply hot gases being directed that way out by the turbo heat shield? Makes me wonder if anyone elses does this?

- I initially thought it was a vacuum leak, but no leaks were to be found when attaching a smoke machine. - I pinched different hoses that go to the IACV, TB, Intake Manifold, and Valve Cover with no change. - I unhooked the intake from the TB no change - The compression tests results seemed acceptable: Approximately 162/165/167/173 I removed my egr valve at similar mileage (120k) and it is still whistle clean, just a black coating that wiped off with a rag no deposits anywhere. I run 47-48 cetane fuel and lots of conditioners, never push a cold engine and generally take it easy on it (no Italian tune ups) but I tow with it about once a month (5X10 double axle, or car on ... That's where I'd expect the leak to be, either manifold or pre-turbo gasket. It really is on the back side and it's really tight in there, though I might try looking for soot with a little telescopic mirror, that's a good tip. Jun 07, 2014 · Usual suspect is #1 port. You can see the soot trail at the rear side of the port. Most manifold slip joints leak as well, you could try to replace the seals but most slip joints are blown out or have excessive etching. There is a new updated manifold that has bellows between the sections, has thicker flanges.

Dec 21, 2017 · Soot Buildup due to Exhaust Gas Re-circulation (EGR) in Turbo Diesel engines is a big problem. Not only does it reduce engine efficiency, but also reduces power and torque output over time. Whistling / squealing noise 9400i ... If you have an ISX with EGR also look for soot leaks around the EGR valve. ... If it's just a blown intake manifold gasket to ... Now, diesel engines are built to be as quiet as gas engines. I you are getting a whistle when you first crank the engine and the engine is cold, it sounds like an air leak around your air filter box or maybe even your manifold. As the engine gets warm, the parts (plastic & metal) expand and leak stops - therefore the whistle stops.

TurboCharger failure, whistling sound, loss of power, black smoke, blue smoke, white smoke by Turbo Repairs | Published Turbo failure, whistling, grounding, siren sound, car loss all power on motorway, car is sluggish in urban drive, black smoke and underboost condition, white smoke and car loose lots of oil, car over revving on motorway ... Took about 5 minutes with no mess. That gunk in there is flameable. Put a torch just inside one end then use your air compressor slowly to accelerate. Flames shoot out of all 5 ports for about a minute. After it cools a bit, wash the soot out with water. If you don't disable your EGR, it will gunk up again.

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Some kind of a hole in the exhaust system is also a possibility. But typically those are more of a “rumble” or it’ll sound like you put a tin can muffler on your car. I would like to think you would know if you have a turbo on your car, which would definitely whistle.

Pioneering the next generation of coffee and teas. Come and try the best coffee near you at Whistle & Fizz. We have sparkling tea and coffee and nitro tea and coffee. We are located on 254 Greene Street, New York, NY 10003. TurboCharger failure, whistling sound, loss of power, black smoke, blue smoke, white smoke by Turbo Repairs | Published Turbo failure, whistling, grounding, siren sound, car loss all power on motorway, car is sluggish in urban drive, black smoke and underboost condition, white smoke and car loose lots of oil, car over revving on motorway ... Turbo extremely loud whistle and low(er) boost About thirty or so miles ago I noticed that my rex was making a different noise than usual. Normally the turbo whistles at low boost, makes a suckin sound from 0-.4 bar, then whines above that.

At idle in park it's reading 20 in hg, which is great, but, when you drop it into gear vacuum drops to 11-12 in hg and there is a audible whistle, but only in gear/under load. (and yes, this is a manifold vacuum reading). It runs perfectly in neutral, but rough in gear and again has that whistle. There is a very stout hose clamp with a large tension spring built in at every connection. You're looking for good/tight clamps. Typically, if they're leaking, they leak black soot and can be obvious. The last thing to check is the exhaust manifold, looking for cracks and black soot. Hopefully you just have a loose or broken clamp.

You hear a whistle and automatically think air is blowing out, do a smoke test with no leaks detected. But it is possible for a whistle to develop when air is being sucked in. Can you perform a smoke test for vacuum (not pressure) leaks with the engine spinning at 3k rpm's..This is what I would do....probably a waste of time, but I'd try this ... Sub, Ranger, thanks guys. It is a OCD thing I guess. I hate knowing that the bottom end of this engine is clean as a whistle, and the top would be nasty. BTW, its wet oil not dry soot like I normally see. Part of my routine car care is sea-foam. I love the stuff and use it at every oil change, so I normally don't see this type of mess.

Check that there is no soot around the up pipes to the turbo, and or the last exhaust port on each manifold. I am betting that you melted/damaged the up pipes and need to tighten the rearward most ports on the exhaust manifolds. May 31, 2019 · In modern engines, the engine control module (ECM) measures or calculates air flow via either a mass air flow (MAF) or manifold absolute pressure (MAP) sensor. Turbocharged engines may use both, but naturally-aspirated engines typically use one or the other. If the MAP sensor is failing or broken,...

A smoke machine generates a smoke-like vapor by heating mineral oil. The mist is then fed into the intake manifold to check for intake manifold vacuum leaks, or into the crankcase to check for internal engine air leaks. Any leaks will allow the smoke to escape and you will see the smoke on the outside of the engine. Early Signs Of (PCV) Valve ... What could white smoke coming from the exhaust manifold mean? Answer. ... What could happen is it leaks as you are going down the road and leaks onto the exhaust manifold and creates the smoke.

Check that there is no soot around the up pipes to the turbo, and or the last exhaust port on each manifold. I am betting that you melted/damaged the up pipes and need to tighten the rearward most ports on the exhaust manifolds.

Whistle 'n' Soot - Warrego Highway, Toowoomba, Queensland 4350 - Rated 5 based on 17 Reviews "just got my new manifold today for the 2h and it fits like... If you have a crack in the manifold or other exhaust leak, sometimes you'll see a light gray trace of soot at the crack site. It may take some looking though. When I was doing exhaust work, the rag over the tailpipe was a good way to find the leak. remember the price is what you get, i was ecstatic to get this intake, upon installing i seen a very small pinhole right below the base of where the carburetor would sit, i thought to myself no big deal, but upon install it gave me a very small vac leak and a gnarly whistle, sounded cool but did not pay for a whistle, had to take off and figure out a new idea. have yet to figure something out. .

Aug 27, 2013 · If you still cannot make a determination on the source, a smoke test should be done. This test injects a smoke into the intake system. If there are any leaks, the smoke will come out at the leak area. If there is no vacuum leak, go back to the stethoscope to try to re-locate the source. Check that there is no soot around the up pipes to the turbo, and or the last exhaust port on each manifold. I am betting that you melted/damaged the up pipes and need to tighten the rearward most ports on the exhaust manifolds. Dec 05, 2018 · Hi welcome to Just answer, Sorry to hear your dilemma. I will try to assist you in a repair direction. Your exhaust manifold is leaking from the gaskets that's what causes the loud whistle and soot staining.