Grey smoke from exhaust when accelerating

This is a symptom of a bad problem. Billowing black smoke is generally a sign that the fuel-air ratio in your engine is too rich. Was accelerating a little hard from a stop, not full throttle though, and looked behind mesaw a small cloud of whiteish/gray smoke. Oil in the combustion chamber. This is because the dirt prevents clean air from reaching the engine, thus affecting the emission control systems. The black smoke comprises carbons from unburned diesel in the combustion chamber. Additionally, you will notice heavier smoke when the vehicle is put under pressure. Because of this, more fuel is going to be burnt, leading to black smoke in the exhaust. Jun 23, 2020 · What causes grey smoke from diesel exhaust when accelerating? Grey smoke is a bit of a mystery. 6 turbo. dancar81 Discussion starter. when i applied about 3/4 throttle the truck blew enough blue smoke to "black out" the on ramp. 3406 B idles fine step on the throttle and it starts to smoke grey/white and will start popping out the exhaust i mean it smokes real bad can't see anything in the yard and it dosen't matter if it's hot or cold . White smoke usually comes out from the exhaust when accelerating due to condensation. Jul 27, 2021 · The reason is that at the moment when you push the pedal, the fuel mixture becomes too rich for a moment and some fuel doesn't burn in the combustion chamber. TecateRay Discussion starter. Once I reach speed no more smoke visible. Also, the oil level in the engine seems to Sep 21, 2015 · 394 posts · Joined 2012. 5), white smoke out the exhaust when petal is released 2 Trying to explain plume of black smoke after a car sat in the garage for a few days Jun 2, 2015 · There are several possible reasons your car is sending gray smoke out of the exhaust system. I have a mild 350 that doesn't seem to have any major mechanical problems, but its apparently way out of tune because it produces excessive white smoke out of the exhaust and the smoke kinda makes your eyes sting. Here is a more detailed list of the causes of blue smoke from the exhaust: 1. Hello everyone! I have Audi A4 2008 B8 2. When he stepped on the accelerator he got a plume of white smoke and no power. It's almost like a scene from a Bat Man Movie. It’s specially designed to reduce oil burning and stop smoky exhausts. A stuck PCV valve. It can lean more toward being white, or more toward being blue, so finding a It will then need replacing or rebuilding, which could be a costly repair. Leaves a significant smoke screen for about 5 sec. I've noticed that every 4th or 5th trip I take the car goes through periods where thin white smoke starts to come out of the exhaust. Dec 2, 2022 · As mentioned before, when the white smoke is caused by coolant leakage, it spreads a smell of the liquid. Jun 5, 2015 · 792 posts · Joined 2013. Clogged Air Filter. Unclean Air Filter. What is the cause and cure? I don't see smoke behind my car when I am normally driving. The hard way is an engine overhaul, which is about a hundred times more expensive and a thousand times more work. May 11, 2019 · The two main types of exhaust smoke related to Ford Expedition are: 1. Well a grey-white smoke usually means coolant not oil. 262 000km. What your lungs are to your body, the intake manifold is to your vehicle. Transmission Fluid. First, it should be said that the exhaust gas that is usually released through the exhaust pipe of your car is basically invisible. Sep 20, 2023 · The reason why coolant usually leaks is because there could be a crack in the cylinder head or even engine block. 0 Zetec, wont rev higher then 4000 (redline 6. This means there’s too much fuel or too little air in the engine, causing improperly burned fuel to escape through the exhaust tailpipe. What causes a cloud of greyish smoke coming out from exhaust after hard accelerating (when decelerate)? When i rev up to say 6-7k and back down to idling speed, a cloud of greyish smoke puffs out from my exhaust and i can smell it smells like oil burning. #12 · Feb 8, 2015. seconds then goes away. Hence they must be cleaned or replaced according to the schedule provided by the manufacturer. #car #carengine #carexhaust The colors of the exhaust smoke that your Passat may produce will help you find the problem. Generally, this is nothing to be worried about, though if it continues after the engine has warmed up it probably is smoke instead, in which case you may have a problem. Solution: Replaced Crankcase Ventilation Valve (PCV Valve/CCV Valve) and the smoke disappeared like magic! The Crankcase vent valve is a component Mar 16, 2023 · The most common cause of white smoke coming from the exhaust is condensation from the exhaust system. When this component blows, you will likely notice a large cloud of blue smoke from the exhaust caused by a broken oil seal or damaged turbo casing inside the turbocharger, allowing oil to seep into the intake manifold. In order of priority from the least to the most dangerous, these colors are: white, blue, black, mix of two colors. The excess fuel causes an increase in fuel combustion and thick black exhaust smoke. Dec 10, 2010 · 3406 grey/white smoke. Happened at the next intersection as well. It also has a bit of a stumble off idle. Smoke was thick. Aug 31, 2022 · Black smoke on hard acceleration. This can occur if your air filter is blocked, or Mar 18, 2024 · 2. Jan 22, 2023 · Black smoke from the exhaust when accelerating as well as grey smoke from a diesel engine is a common symptom of an issue with the engine. csstevej said: I'd be checking your oil level. The severity of the problem depends on the Jul 29, 2009 · Failure to do so may result in improper operation of the MDS. It is caused due to either a broken turbo casing or a broken oil seal in the turbo. Here are the ways to fix a grey or smokey exhaust. Blue smoke from the exhaust indicates that the turbo must have blown. This white smoke should dissipate as the engine warms up. Also, acceleration is sluggish at times Jan 13, 2014 · Jan 13, 2014. Sometimes when stopping at a light, can. This effect immediately produces the blue exhaust smoke you are seeing. To analyze oil consumption, you can follow these steps: Park your car on a flat surface and let the engine cool down. It should get better in a few weeks. Oct 19, 2012 · 96 posts · Joined 2011. Whether it's on startup or when accelerating, this article will explain the various reasons why your exhaust may produce white smoke and how to fix it. #1 · Aug 9, 2012. Recently purchased a 2008 MCS with about 77,000 miles. The severity of the problem depends on the Apr 4, 2011 · smoke screen I have 118,000 miles on mine. It can also be caused by a leaking intake manifold gasket, a bad EGR cooler, a blown head gasket, or a cracked cylinder head. Solution (Step 1): Check the Manifold Gasket. White smoke can either be very light, just like a vapor, or it can be dense and heavy smoke. If grey smoke comes from the exhaust when accelerating, it’s pointing toward a bad PCV valve, excess oil, or transmission fluid leak for automatic cars. White smoke during cold starts is a common occurrence and typically not a cause for alarm. Dirty Filters. This can be a sign of a variety of issues, ranging from clogged air filters to worn-out piston rings. Mar 15, 2023 · When blue smoke is present, it means that oil is burning up and coming out of the exhaust pipe with the burned fuel. Grey smoke can be unburned fuel as well, look at a truck at cold start or go to a tractor pull and see what color the smoke is while the truck is staging before it comes up on boost. Jun 6, 2023 · Compound this with the fact that a failing turbocharger usually has other complicated repairs required in order to 100% address the cause of the blue smoke coming from the exhaust. To fix blue or gray smoke: The easy way is to add a bottle of Motor Honey Oil Treatment to your motor oil with each oil change. Either way, there is an oil leakage into the engine. The rings around the piston are worn down, allowing more oil to enter the combustion chamber and causing the smoke when accelerating. Grey smoke is really pretty normal for many diesels. 0 TDI 143 HP. 2022 RS5 Sportback - Navarra Blue. If the timing is way advanced, or low rail pressure, or bad injector you can see white/ grey smoke. A Loss of Transmission Fluid. Nov 19, 2010 · D. One might be a 2008 Ford Focus 2. If the problem is severe, you’ll notice dense smoke as if something’s burning. Generally, the oil is leaking out due to a gasket that isn Apr 21, 2018 · Hello. Re: White smoke from exhaust when accelerated hard. May 14, 2019 · The two main types of exhaust smoke related to Volkswagen Passat are: 1. Excessive oil consumption can be another reason for white smoke from the exhaust while accelerating. A clogged air filter can lead to blocked airflow into the engine, causing it to starve. But then I've just found the thread about 5. Only seems to happen when I accelerate however, and there are no issues with the car shaking or losing power or anything Jan 15, 2019 · Smoke comes from exhaust only after sitting. Apr 24, 2011 · White/grey smoke during acceleration. Thin white smoke in winter is usually normal and not a cause for concern. I noticed this past week that when I stepped on the accelerator, it hesitated for a second, then explosively took off, but the car made a ton of smoke out of the exhaust that looked like it left behind a smoke screen. Failed or Faulty Head gasket. Otherwise, it idles smoothly and doesn't knock or ping. My diesel Range Rover normally does a 12 mile each way, towndrive, to and from work and is fine. for lengthy amounts of time, such as morning. In petrol cars, it might suggest that oil is leaking into the engine block where the fuel is mixed with air, while in diesel cars it may Sep 25, 2007 · I have a 1995 Escort 1. #1 · Sep 21, 2015. Blown Turbo: For a turbocharged car, the blue smoke is a sign that the blower requires replacement. Nov 2, 2011 · Diagnosis: engine may be running slightly rich, not unusual for an old mx5. If you have a 4-stroke quad with blue smoke, or your 2-stroke is putting off an excessive amount of blue smoke, then you have a problem. A thick cloud of white smoke. Had the timing checked and it was dead on so they advanced the crank 1/4 inch and it runs a lot better with . The schedule can be easily found in the owner’s manual. 3L POWERSTROKE DIESEL. Sep 11, 2022 · Step 2: Examine the Head Gasket and the Exhaust Manifold. Jan 10, 2022 · Table of Contents. The excessive fuel keeps burning during its way to exhaust pipe and this causes black smoke. and after work. #11 · Jun 21, 2010. Is it bluish-tinted or is it very light black in colour? Because “grey” is a colour that can be interpreted differently, seeing a cloud of smoke coming out of your exhaust in that shade can mean a lot of things. Black smoke can occur for many different reasons and should be taken seriously because it could lead to more serious problems if not diagnosed soon enough. White Smoke. Feb 6, 2016 · When looking under the vehicle you will see several electrical connections that may be to blame. No smoke at start up or idle. According to the color of the exhaust smoke that is released from the exhaust pipe of your MKT you will be able to identify the possible causes. ”. Dec 24, 2021 · If this modulator malfunctions, it causes the engine to draw in the transmission fluid. Aug 1, 2023 · White smoke coming out of the exhaust pipe might result due to so countless reasons however when you see white smoke from the exhaust at startup, just know that your car is probably are having one of the following issues below: A bad, warped or cracked cylinder head. When you detect white smoke from the exhaust when accelerating or even during start-up and warm-up, this indicates that your vehicle’s engine is absorbing too much transmission fluid from the vacuum hose or line, resulting in burning oil and a noticeable burnt smell. Coolant has leaked into the engine. As the trace amounts of coolant. But if you're getting a thick consistent white steam than you could be burning coolant due to a cracked Sep 26, 2007 · 665 posts · Joined 2008. A contaminated air filter can cause black smoke to blow from your motorcycle’s exhaust by preventing the inflow of clean air, causing your motorcycle’s air-fuel mix to run rich with fuel. “Coolant pipe leak eventually causes head gasket failure as the engine system becomes unable to seal the flow properly. It’s similar to why you can see your breath on a winter day: The humidity in the warm air you exhale condenses into a fog Mar 17, 2021 · 19 posts · Joined 2014. Book a turbo repair. Jun 8, 2023 · If you own a diesel-powered vehicle, in addition to the reasons discussed above, white smoke from exhaust can also be caused by low cylinder compression, low fuel pressure to the fuel pump, damaged fuel lines, incorrect or broken fuel pump timing, broken injection timing, cracked or damaged rings or cylinder liners, and broken crankshaft keyway. Even if the crack is small, the internal coolant can easily leak out and contaminate the oil of your engine. It means your car is being inefficient in its operation and the causes should be explored as soon as possible. The smoke from a car’s exhaust pipe can be one of several colours Feb 19, 2009 · Oh no, blue smoke when accelerating. Injector Problems: Nov 15, 2022 · Turbocharger is Blown. So, it’s usually best to leave a turbocharger replacement to a professional mechanic. I have recently noticed that when I boot the car in to overboost and kick down (really gunning it), there is a slight cloud of blue/grey smoke come out from the exhaust. Excessive oil consumption. Blue smoke from a car exhaust is generally a bad sign, and the cause of it will need to be repaired as soon as possible. Your motorcycle’s coolant can leak into the engine because of a faulty gasket or a damaged engine component. Watch the mechanic pour it in! Actually, the same web page also says; In the Magnum R/T and 300C, 10W30 is recommended. #1 · Mar 17, 2021 (Edited) Under heavy acceleration / going over 3,000 RPM, my 3. There is no smoke or soot In normal driving or Jan 29, 2014 · Apr 16, 2014. 0L Powerstroke. smell inside vehicle but goes away quickly. I recently have noticed problem of a loss power when accelerating, and a lot of black-gray smoke coming out of the exhaust when hard accelerating and i have my back of the car all completley dirty, lights, plate, bumper. Apr 10, 2023 · Fixing Blue Smoke from Diesel Engine When Accelerating. Diesel engines are known for their power and fuel efficiency, but they can also produce grey smoke from the exhaust when . Pull your lower boost pipe and see how much oil comes out. If this is the case, it needs to be addressed as quickly as possible. it will let out a puffs of white/blueish smoke on deceleration only when the exhaust pipes have heated up well, no loss of coolant, no milkshake, clean oil, clean coolant, new head gasket, block has no cracks, new heads. When blue smoke is emitted from a car’s exhaust pipe, this usually indicates that a leak in the engine’s valve seals is allowing oil to leak into the combustion chamber where it is being burned along with the fuel. This is a telltale sign of a valve guide seal related problem. Boost leak would cause abnormalities in the idle/level of vacuum, abnormalities in wot boost pressure, and a smoking exhaust due to running rich (car isn't getting enough air). Black smoke when accelerating hard in diesel engines indicates there’s an imbalanced air-to-fuel ratio. Jul 11, 2014 · SOLVED: Gray/White smoke out of exhaust. #1 · Oct 19, 2012. I know the air filter is overdue for changing, but this seems really abnormal. It does it all the time but get etremely bad when I first take off or after letting off on the pedal and accelerating again. My son just blew a turbo this past Sunday. Hi. Apr 30, 2022 · There may be an exhaust leak leading to more unburnt fuel in the exhaust. In a nutshell, the intake manifold gasket serves as the engine’s air intake. It’s either a problem to do with the oil, or internal engine components. Gray smoke, excessive burning of oil, and slow acceleration are usually caused by a bad turbocharger. 9L. Consistent smoke coming from the exhaust most likely indicates a deeper internal problem with the engine. For instance when I'm at a red light, the light goes green, I accelerate and see a puff of gray smoke behind my car. Once the engine warms up and the humidity has evaporated from the exhaust system, the white smoke disappears. Clean Airfilter. or even a fair amount gets into the cylinder and as you startup 1, 2 or 3 days later the first instantaneous. Once car is idling no more smoke (normal operation). Grey smoke is usually caused by oil burning in the engine, and it can indicate that the engine is running too hot or that there is an issue with the piston rings. It could also be caused by a cracked head gasket, oil leak, defective fuel injector, or cracked engine block. The PCV valve helps maintain the pressure of the oil in the Oct 21, 2023 · For example, the grayish color could be pale black or bluish-tinted white smoke. 7 Hemi oil grade in this very forum - so it seems 5W20 is the recommended one. If it’s a thick white exhaust smoke, it points to a coolant leak, which could cause overheating and serious engine damage. response will be the white smoke and a rough idle until the coolant is spent in the cylinder and then the car. 7. The combination of the coolant and engine oil will create a milky 6. Feb 8, 2015 · 209 posts · Joined 2014. 30 posts · Joined 2010. Hopefully, I can upload a video. I am getting dark grey smoke (visible in mirror) on heavy acceleration. Dec 11, 2020 · 2016 - Occasional White Smoke? bought a 2016 turbo diesel forester a couple months back. After warm-up for 10 min, get someone to rev your engine hard, and you stand behind at the If you notice grey smoke coming from your car’s exhaust when accelerating hard, it could be a sign of a problem with excess oil, a PCV valve failure or a transmission fluid leak. I’ve just driven it 1000 miles on holiday, and as soon as Igot on the motorway noticed a Large black cloud of smoke appear behind me everytime I accelerated hard at speed (and James Bond I’m Not!). Feb 17, 2023 · 1. Sep 27, 2019 · Forum Rules. Blown turbocharger. New to this forum and MINIs. It is caused by the condensation of water vapor in the exhaust system due to the temperature differential between the exhaust gasses and the cold environment. Jul 9, 2012 · it does not smoke at all at startup, or when you accelerate and take it all the way up to Wide open throttle. That escaped oil can then mix with the fuel and burn as the fuel burns. Feb 5, 2022 · iTrader: ( 0) Gray smoke from exhaust under and after acceleration. Like they say "if there's no fire, there's no smoke". Oct 19, 2023 · 5. In the last month the truck has been saying coolant level low as well, I check the bottle and it is 3/4 Feb 1, 2023 · The smoke from the exhaust might be a sign of an issue with the Subaru’s engine. It seems to happen about every 15,000 miles. But it still smokes (mostly white), esp if the car has been idle for a few minutes. If I then let it idle at a crossway or red signal, it continues to smoke gray. Either you have an engine oil leak (through valve seals, and out from the exhaust), or it's just early cool morning water vapour. The fix might be obvious to some. if it is blowing smoke. Red alert This is the danger zone. Grey smoke is likely water vapour/ condensation from the exhaust system (more noticable on colder days) combined with the normal exhaust gasses given out when engine is at full throttle. Recently my car has been blowing out smoke from the tailpipe when accelerating from a dead stop. 1. If dust or contaminants block the air filter, there won’t be enough air hitting the cylinder. The severity of the problem depends on the Feb 21, 2023 · Thick white smoke coming out of the exhaust typically indicates a blown head gasket, a crack in the head, or a crack in the engine block. Jan 17, 2023 · I noticed under 50% or more throttle, especially under hard acceleration, I can see exhaust fumes/smoke billow up a little from my rear-view mirror. Smells like oil. However, truly grey smoke is most Sep 20, 2023 · Especially in the diesel exhaust system if there is oil leaking, surely, the grey smoke comes rapidly while accelerating. Like blue smoke, grey smoke could be a sign of excess oil burning somewhere in the engine, or a turbo needing attention, but there are other causes. Treatment: suggest an "Italian tune-up", monitor fuel consumption to rule out any Sep 3, 2021 · Grey or Black Exhaust Smoke. May 11, 2019 · The two main types of exhaust smoke related to Ford Focus are: 1. Yesterday after five minutes of neighborhood driving, I accelerated after a right-turn-on-red (so accelerating a little heavily) and saw a great deal of white (maybe blue) smoke coming out of my tail pipe, and at the same time experienced a loss of acceleration (or perhaps my transmission shifted in a strange way, I'm not sure) then the smoke Check out the four things to know about visible tailpipe emissions below. White exhaust smoke typically occurs when there is condensation in the exhaust system, or a more severe issue such as a leaking intake manifold gasket, a bad EGR cooler, a blown head gasket, or a cracked cylinder head. It only last for about 15. Oil leakage to the combustion chamber. It does blow a small puff of white smoke at startup. If it was black for awhile, now it may be cleaning itself out. May 11, 2016 · This will often happen when the engine is still cold. It has already gone back to dealers for a new high-pressure fuel value which we thought would fix the smoke coming out of the exhaust. Jammed or clogged turbocharger. Blue smoke can be caused by a blown turbo or an oil seal leak. It's not uncommon to get a thin greyish-white smoke on startup in the morning just from the condensation in the pipe getting burned off. #3. Some of the possible reasons include: An issue with the automatic transmission fluid. During the power stroke, the combustion chamber temperature goes between 1500°C to 2000°C. Black Smoke. Oil leakage can cause grey or black exhaust smoke to be emitted. With motorcycle exhausts, you can get smoke ranging from black and white Whereas black smoke means you are burning gasoline, blue smoke means you have burning oil. Burning oil often results from worn engine components such as piston rings or valve guide seals and usually requires a visit to the mechanic for repairs. Mar 2, 2018 · Blue smoke. Coolant in the engine is bad for obvious reasons. Nov 26, 2023 · In a word, it’s caused by condensation — in two separate events. Some times I temporarily get a check engine light. This may be due to natural deterioration or a faulty part. Blue smoke is produced when oil and fuel combine inside the engine. An excessive rate of gray smoke is seen to come out when the turbocharger is bad. It blows black smoke most of the time but sometimes its like a light gray color. Driving further with normal acceleration it doesn't smoke, or so little I can't see it in the mirrors. So your fixes probably worked!! Just drive as usual. Fortunately, there are several ways to fix blue smoke from Aug 9, 2012 · T. My only concern is that I might cause an accident. #2. The colors of the exhaust smoke that your MKT may produce will help you find the problem. Get quality transmission fluid for your car! Fixing this, in most cases, will require the transmission modulator to be located and replaced. I did have a P0116 code set (Engine Coolant Temp) but that cleared and has not reset. However, blue, black, grey or white smoke from vehicles exhaust is a sign of requirement of maintenance work. Engine oil helps in heat dissipation and lubrication, keeping the engine cool. The oxygen sensors, starter connections, and transmission sensors that can all cause the computers to struggle in Q: Had the oil changed, and now the exhaust is blowing gray blue smoke when accelerating. If you notice blue smoke coming from the exhaust of your when , it’s important to address it promptly. This may not be a big deal if you have a 2-stroke quad since such engines normally emit a blue/gray smoke. A healthy car pulls around -23in. May 16, 2024 · Grey smoke from an exhaust. Burning oil can cause a rough start since it ruins the car’s spark plugs. Whatever is causing it, the vehicle is operating inefficiently and should be repaired. Mar 30, 2023 · Black smoke often signifies there is too much fuel being burnt by the car’s engine in relation to the amount of air – known as running rich. 5 FORD F250 SUPERDUTY 4X4 EXT CAB. A small puff of smoke during quick acceleration is acceptable with older diesel engines due to a lag before the turbocharger’s air flow can match the increased volume of May 14, 2019 · The two main types of exhaust smoke related to Kia Sorento are: 1. Feb 28, 2008 · Hi, I have a 2004 F-350 with 6. The smoke is dark grey to black in colour and looks and smells like your typical diesel fume / soot. What is happening is that the engine seals are not effectively sealing the oil from getting into the cylinders. Blue smoke is an indication that something is wrong with your engine, and if left unaddressed, it can lead to serious damage. By reducing the airflow, a rich fuel mixture is formed which usually results in damaging the spark plug among other parts. Blue smoke will suddenly appear in your car exhaust line if your car blows a turbo. Probably 60-100% throttle. A clogged air filter forces the engine to produce black/grey smoke. 4. Water or coolant can cause white smoke from a diesel engine as well. Thanks May 10, 2019 · The two main types of exhaust smoke related to Toyota Prius are: 1. A faulty transmission vacuum modulator. 6 SPEED. #1 · Nov 19, 2010. 6 TDV8 releases a nice cloud of soot diesel smoke (it releases one cloud then, it stops). Only smoked when I initially accelerated. This is caused by a compromised part of the engine that has the flow of coolant in it. I always assume this to be oil burning as its a bluish grey colour. Generally speaking, black smoke is fuel, blueish smoke is oil and white type smoke, indicates water anti freeze , like a head gasket problem. Sep 27, 2012 · Elizabeth. This means that the fuel injectors are either adding too much fuel or that the intake valves aren't letting enough air in. 2. (while driving at a constant speed the smoke seams to almost go away). 1999. Somehow when my Jun 2, 2013 · robertyoke. But, if the oil finds a path to the combustion chamber, it burns with fuel and creates bluish-gray smoke. . Also pull your "out" pipe from the turbo and check the shaft play. During hard acceleration. Do you notice a lot of soot in A. hg at idle once warmed up. This explanation applies specifically to cars fitted with a turbocharger. My g20 330i 2019 with 31000 km on odometer smokes gray when I accelerate hard. Gray exhaust with a bluish tint results from burning engine oil in the combustion chamber. This is how the exhaust smoke ends up turning white. Cracks and bad gaskets allow the fluid to travel to places Sep 22, 2023 · Thick bursts of white smoke from your car's exhaust indicate a problem with your engine. 93 Aero auto, 91,000 miles. Yes a diesel when accelerating will 'blow' a lot more smoke. Mar 21, 2010 · on ajoining cylibders (easy to find its way into the cylinder). One of the main causes of black smoke from exhaust petrol is a dirty filter. A couple of days ago I noticed a continuous grey smoke coming from the exhaust (smells really rich). Depending on the temperature, car model, and many other circumstantial factors, there can be some very usual scenarios where this Oct 1, 2019 · This symptom could be the result of a leaking valve seal or a problem with a piston ring. This lubricating fluid is burnt just like engine oil, causing blue smoke from the exhaust. Problem: When starting the car gray, almost white smoke will come out of the exhaust. Open the hood and locate the dipstick for checking the oil level. Check for cracks and tarnishing on the inlet manifold gasket before doing your required head gasket inspection. The acceleration seems fine and pulls pretty smoothly but I have owned turbo charged cars before and this seems to be a bit excessive in comparison (335i BMW twin turbo). My truck does the exact same thing, Anyone figure anything out. I wouldnt really worry about it, unless one of your fluid levels keeps going down or your gas mileage starts going real low. Dec 10, 2021 · Gray Exhaust Smoke Gray exhaust smoke can be difficult to discern and even more difficult to pin an exact issue to. If the puff of smoke is too big, there could be a problem with fuel injection or exhaust Diesel engine smoke comes in three colors: white, black and blue. i was getting on the freeway today after the truck had been running for an hour and a half or better. Apr 12, 2023 · Prevention and Maintenance of Grey Smoke from Diesel Exhaust when Accelerating. Your engine is getting coolant or water in the combustion chamber. This could be caused by a leaking fuel Feb 7, 2024 · Blue smoke means oil has mixed with your gas in the combustion cycle, and that oil is being burned up and sent out your exhaust pipe with the rest of the partially burned fuel. In normal circumstances, the smoke from vehicles is colourless or translucent. This happened while the truck was in regen. #5 · Jun 5, 2015. Jul 25, 2023 · Analyzing Oil Consumption. If you are at traffic lights or have just stopped for a minute, when you accelerate, the vehicle may release blue-grey or light grey exhaust smoke and then clear up after. Basis the colour of smoke, the issue with the engine could be anything from a coolant leak to an incorrect Air-Fuel-Ratio. 9 posts · Joined 2011. A misbehaving fuel injector or a faulty injection system can also cause grey or black exhaust smoke. qo cu qt ez tr lu yl ni la qk