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check your radiator when it is cool. So if go down a decent length hill with a trailing throttle, foot off, for as long as you can, watch the mirror and go back on the throttle. Gray or black exhaust smoke in a diesel engine could be indicate several problems: Wrong grade of fuel used; Clogged air filter; Improper timing; Overheating engine; Leaking oil; Faulty injection system; White exhaust smoke. You can make a rough-and-ready diagnosis of many diesel problems by simply 'reading' the exhaust smoke (this is generalised advice for all types of diesel engines). No oil in antifreeze no antifreeze in oil. Bout 10 miles into drive, idle smoothed out BUT, I started getting a little white billowing smoke coming from pipe. during idle running - Answered by a verified Ford Mechanic We use cookies to give you the best possible experience on our website. Spotting blue smoke can be difficult if you don’t know what to look for. Grey smoke / haze at idle. If the exhaust smoke is blue or gray: Thick blue or gray smoke is an indication of the vehicle burning oil, which means that oil is somehow leaking into your engine’s combustion chamber. What could it be? Last week, my dad was behind me at a stop light and commented that I had a little smoke coming from my exhaust. 2003 Duramax LB7 vehicle emits grey/white smoke from tailpipe after extended (5-10 minutes) idle. I've recently added Diesel Kleen. Truck has 140K. Slightly more difficult to diagnose; grey engine smoke can have a number of meanings. On turbocharged vehicles, the presence of bluish-gray exhaust smoke may indicate turbocharger failure, especially if accompanied by a high-pitched, sirenlike whine. This … Seems that everything points to injectors. Lin has been behind me in the car and hasn't noticed any excess smoke or diesel smell. A couple of days ago I noticed a continuous grey smoke coming from the exhaust (smells really rich). Blue Smoke. If excessive exhaust smoke is visible, you likely have a real problem. Is your engine using oil? Time to have a qualified technician check things out. Continuous “light” white smoke. to see a puff or two when you fire her up, but more than this points to serious problems. The symptoms below are the most commonly found smoky tailpipe conditions. You should be adding coolant to the radiator if it is a coolant leak. 21,873 Answers. 20 Dec 2013. The “blue” color is often faint. If you notice bluish gray or blue smoke from exhaust pipe it should be a cause for concern. As the engine burns fuel and creates exhaust; lots of different things are happening. Posted on May 08, 2013. if it is a bluish gray it is oil. White Smoke indicates water or vapor. It’s also possible that your fuel injectors are clogged, which render them effectively useless. You should be able to see a blue haze to an overall “grey” kind of smoke. Blue smoke can also result from contaminated fuel or a plugged injector. If your exhaust smoke is white, this is a reason for concern in a diesel engine vehicle. Engine repairs. #1. May. Also an indication of burning oil from your car, these two colors can surely cause a lot of issues. Crankcase air leak. It doesnt smoke at idle tho Burning oil like this can cause a wide range of issues from reduced fuel economy to less-than-stellar acceleration. This is most often caused by low compression, or worn piston rings. Clean the drain back holes carefully and recheck and reassemble them. When I removed my oil fill cap, at idle, there was a fair amount of pressure behind it and a small amount of smoke coming from the oil fill inlet. Fix Valve Seals. Solution: Usually, the entire engine will need to be replaced. Dealer says fuel return rate is ok. Also, heavy ammonia/urea smell … By continuing to use this site you consent to the use of cookies on your device as described … Which then briefly produces the smoke on throttle as the sucked in oil burns off. Any help on … If your exhaust smoke is white, this is a reason for concern in a diesel engine vehicle. 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. However, truly grey smoke is most frequently caused by burning transmission fluid. Put simply, when it comes to grey smoke, diesel cars tend to emit it when they lack enough oil. Black soot on the spark plugs suggests that the fuel/air mixture is too rich, resulting in gray exhaust smoke. ... Keep in mind, another color to look for is grey smoke from the exhaust. Again, this may not be worth it, depending on the value of your car. Black is usually too much fuel, and white is usually a coolant leak. Original injectors were changed about 70K under the special policy because of fuel in the oil. if so what color? When the engine has warmed up and I'm sat in traffic and the engine is idling when I pull away I get clouds of white/grey smoke come from the exhaust. GSkill – there is an easy test to figure out what liquid is causing the white smoke. Black exhaust smoke is caused by overly-rich fuel mixtures, meaning there is more fuel than air combusting in the cylinder. Mine smokes grey at idle at 40 degrees outside when the engine is cold, my grid heaters are shot. And after it idles for a bit a little smoke will just steam out of the exhaust, but when reved it'll make a cloud. Worse, burning oil can foul the engine's spark plugs, causing maladies ranging from a rough idle and reduced fuel mileage to hard starting and sluggish acceleration. Still has white smoke coming out of the exhaust. Black smoke can also be attributed to restricted intake or exhaust, or a leak in the intake hose. Blue-gray or gray-white smoke usually means the engine is burning oil. It doesnt smoke at idle tho White smoke from the exhaust can mean many things, but one of the most common problems is when the engine is running hotter than usual. Is your BMW smoking blue-white on idle? Drives. Click to expand... that is my guess too. if it has white smoke is usually a blown head gasket. If I'm stuck in traffic and the car is idle for awhile, when I accelerate I see whiteish smoke come out. Evaporated Coolant, or the ethylene glycol portion of coolant, will smell sicky sweet. Exhaust smoke happens because of a potential engine mechanical or performance problem. “Milky” white oil (or buttery looking) Rough and choppy idle. must be that time for many of the 2g and low milage 1g. I am getting dark grey smoke (visible in mirror) on heavy acceleration. Smoke coming from the tailpipe of your Volkswagen can tell you a lot. I've recently purchased a 2011 CR-V EX 2.2 dtec. Is your BMW smoking blue-white on idle? This means that part of the diesel fuel remains unburnt and turns into black soot. BMW smoking blue-white on idle. 2004 f250 6.0 diesel blowing grey smoke. Models affected: 2. If the exhaust smoke is blue or gray: Thick blue or gray smoke is an indication of the vehicle burning oil, which means that oil is somehow leaking into your engine’s combustion chamber. Here are some of the other symptoms of a blown head gasket in the Ford Transit Connect: Loss of engine coolant. I know it's not normal but the car runs fine. For that reason, as the owner of the car we must usually pay attention to vehicle fumes. Grey smoke is difficult to diagnose by itself, so it should be monitored it closely. On a normal combustion should resulting CO and H2O. A shiny, wet, black film on the plugs is a result of excess oil, and this causes blue smoke. Despite various type of engines , the first thing which can cause blue smoke is surely the engine. Aurora, Indiana And it doesn't usually smoke on start up. If the coil(s) or distributor fails, the spark may be too cold … Read over these causes and cures. Note that the gray color can also be part of the white smoke. After idling for 10+ sec, and when I accelerate, I see a plume of white smoke from the exhaust. _____ Dave TC#4334 ACES#8193 When I come to a stop light it does not smoke but if I idle for a few minutes it start to haze, then I step on the pedal, it puff then clears up after I go. 1,363. Once the problem injector (s) are confirmed (by checking the balance rates and/or capping the feed line to … At idle, I'm getting a pretty excessive amount of exhaust smoke. Can a Bad O2 Sensor Cause Black Smoke? Once I reach speed no more smoke visible. * Running engine at low RPM Idle running prevents pistons and rings from expanding enough. It doesn't look blue, it looks white-ish. On turbocharged vehicles, the presence of bluish-gray exhaust smoke may indicate turbocharger failure, especially if accompanied by a high-pitched, sirenlike whine. Gray smoke can be difficult to diagnose. Oil smoke has a distinct smell, like an asphalt parking lot or roofing tar on a hot day. I used to ride a Honda motorcycle. Excessive exhaust smoke may be the first sign that your engine needs attention. But once it gets to operating temp it clears up just fine, should I worry? 24. Click to call us! The White-ish/Gray-ish smoke at idle had no coolant smell, and actually smells like the typical nasty diesel exhaust smell this truck has always blown albeit a bit less nasty to be honest. If the exhaust smoke is blue or gray: Thick blue or gray smoke is an indication of the vehicle burning oil, which means that oil is somehow leaking into your engine’s combustion chamber. Engine repairs. 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. You’ll probably notice your car misfiring when you turn the keys in your ignition, or find your vehicle shakes more than usual when idle. By continuing to use this site you consent to the use of cookies on your device as described … Bubbles in the radiator. A little bit of white smoke when you start the car can be the engine warming up and getting rid of condensation but a lot of smoke when the car is running can be the sign of a few problems in the car. Blue smoke is normal when the engine is cold, but excessive blue smoke means the air-to-fuel ratio is too high. It signifies your engine is burning oil as a result of an oil leak. Probably 60-100% throttle. Each of these colors indicates a different kind of problem. No smoke at start up or idle. Exhaust smoke 20 Answers. The leak could be caused by several issues like leaking valve seals, damaged piston rings, or worn cylinder walls. Did you notice that after your BMW engine idling for a short period of time at the first few revs a cloud of blue-white smoke is coming out of the exhaust tailpipe? Ideas?? Golf R 7.5. It smelled like, as my friend described it, "burning fireworks". What is black smoke from a diesel engine? 2021. Sometimes, it means the need for a few adjustments or a new sensor; other times, it means the need for a new set of piston rings or cylinder head gasket. 24. After the mending job, wait for 2 or 4 more days for the remaining oils to clean away. ... and gray smoke. Overheating engine. Burning oil like this can cause a wide range of issues from reduced fuel economy to less-than-stellar acceleration. New air filter, cleaned the MAF/IAT sensor. We’ve all seen it at one time or another. Smoke on startup and smoke after extended idling usually go together and like I said are a sign of bad valve seals. White smoke is often the most visible symptom of a blown head gasket. 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 … White smoke. This may occur, for instance, because of restrictions in the injected elbow. Now we are coming to a little bit more serious problem, but not too … White Smoke From Tailpipe. When things go wrong, diesel cars can produce unburnt black soot emitted from the exhaust. during idle running - Answered by a verified Ford Mechanic We use cookies to give you the best possible experience on our website. From cold, my exhaust chucks out fair amounts of grey smoke for about 4 or 5 seconds, or basically until I actually start moving. Do not let the smoke from the exhaust is white or black. Gray Smoke. This results in a rough idle and a fuel smell in the exhaust. Check and clean the air cleaner which may have become clogged, causing gray smoke. Black smoke or very dark smoke coming from the exhaust pipe. Bluey/dark grey smoke is a clear sign that your engine is burning oil. Blueish white smoke coming from the exhaust usually means one thing: you are burning oil. The color of the smoke can reveal much about the state of health of your car. Hey guys, I have a 01 TDI with 300k miles on it. When there’s too much fuel in the engine that needs to burn off and be expelled, the result is thick white smoke from exhaust, which is sometimes tinted gray. Yesterday while driving to work and while idling on a red light I noticed some smoke coming from the back of the car. After idling for 10+ sec, and when I accelerate, I see a plume of white smoke from the exhaust. Blue-gray or gray-white smoke. Consistent smoke coming from the exhaust most likely indicates a deeper internal problem with the engine. So mid May i installed an efr 6758 on the car. Pulled the heads and had them redone. 2021. if it appears to have oil in it it could be a blown head gasket. Lack of … Models affected: In many cases, white smoke emanating from the tailpipe (often at idle once the engine reached operating temperature) typically means a worn out injector. White Smoke from Exhaust on Startup. It's blue in color and smells pretty rich. No bubbling in … seems to be a lot of these here lately with the idle smoking. I did have a P0116 code set (Engine Coolant Temp) but that cleared and has not reset. •white smoke is usually caused by condensation in the combustion chambers. The ignition coil(s) and distributor supply the electrical current to the spark plugs, so that a spark can occur. When the oil is burned it will give off this blueish or even a grayish tint to it. The liquid can leak into the combustion chamber where it is burned along with fuel. Lack of engine power. Grey smoke / haze at idle. Also, i noticed that when i floor my car, i see smoke coming outta the exhaust for a few seconds. You'll see the woof of the smoke. I parked the car infront of the house and kept the engine running. Same thing in the afternoon while driving back home. Here are some of the other symptoms of a blown head gasket in the Mazda CX-5: Loss of engine coolant. It can also be the result of a faulty transmission vacuum modulator, which causes transmission fluid to get sucked into the engine and burned, or a clogged air filter. I have started to experience a problem. I parked the car, let it idle and saw the light smoke coming from the exhaust. There are differently-coloured smoke emissions that can be discharged by a diesel vehicle. Gray smoke in particular may demonstrate problems with oil circulation, engine function or valve integrity in the exhaust system. Grey smoke is linked to engine oil. If the black smoke is also coinciding with poor engine performance and/or rough idle, you probably have one or more fuel injectors that are leaking. Black smoke when accelerating. If you see black smoke coming out of your exhaust when you accelerate it hard or when it is heavily loaded, then it may indicate incomplete combustion of the diesel fuel in it, along with a few traces of the engine lubricant. I am getting white smoke at idle, and a big puff of white smoke when I accelerate from stop after idling for a few minutes. A clogged air filter that limits the amount of air available to the engine can cause rich fuel mixtures, but a variety of electronic parts, including oxygen sensors, mass air flow sensors, and even the fuel injectors can also cause overly-rich conditions if they fail. Hey guys, I have a 01 TDI with 300k miles on it. My 320d has starting to smoke (blue) when I go to pull off after a long idle, or once I get out of slow moving traffic, after a couple of gears it clears and wont appear until a long idle / slow traffic again. It's o.k. Incorrect oil grades. If you’ve ever wondered what the smoke coming from your exhaust means, then you’re not alone! Hey guys i had a question about my ehxaust. June 13, 2021 by EZZ Harbid. Okay now the full story. The longer I idle, more smoke when i press the throttle. Click to call us! You’re pushing hard to get your 4WD up a steep, tricky section of track, only to look back and see plumes of smoke bellowing out from the exhaust. We’ve all seen it at one time or another. 2.) Location. Note also, my car revs at 1100rpm as well on start-up, but for some reason does … Oil that has leaked into the combustion chamber will burn to produce a bluish smoke that belches from the exhaust. Truly gray smoke is most frequently caused by burning transmission fluid. What could it be? Checking your transmission fluid is easy, and by evaluating the fluid on the dipstick you can learn a lot. Re: 2005 pt cruiser grey smoke. Did you notice that after your BMW engine idling for a short period of time at the first few revs a cloud of blue-white smoke is coming out of the exhaust tailpipe? First look to see if it’s actually smoke or steam. “Milky” white oil (or buttery looking) Rough and choppy idle. It is actually an imbalance in the air to fuel ratio. Diesel particulate matter, consisting of … Diagnostics for ECT look good. It stops after its going down the road a mile or two My 1995 saturn sc2 has lots of smoke from tail pipe, no other symptom of bad head gasket, no over heating, has smooth idle. 2003 Duramax LB7 vehicle emits grey/white smoke from tailpipe after extended (5-10 minutes) idle. Hey all, the short of it is once warmed up car smokes out of exhaust during idle/decel. No bubbling in … Because on over-run the engine is sucking, so it sucks oil down past the seals. The longer I idle, more smoke when i press the throttle. A new fuel odor or drop in MPG that seems to be coming from the exhaust pipe. Bubbles in the radiator. Joined Sep 6 ... Hi, Im new to the forum but I have smoke coming from my exhaust pipe (light grey in color) only after the car has been idle for about a minute or so, but not while driving it. Mine smokes grey at idle at 40 degrees outside when the engine is cold, my grid heaters are shot. Runs very well and no apparent problems. Is your engine using oil? On the other hand, if it's light blue or blue-grey smoke and it doesn't stop when the exhaust pipe warms up, that's oil vapor and a sign of bad rings and/or valve stem seals. Aug 7, 2017. This overview pinpoints the most likely causes – and none of them are good. Upvote. Burning oil like this can cause a wide range of issues from reduced fuel economy to less-than-stellar acceleration. This symptom might be caused by a leaky valve seal or a piston ring issue. Leaking Intake Manifold Gasket. Dealer says fuel return rate is ok. Also, heavy ammonia/urea smell from exhaust … White Smoke White smoke can be caused by either excess fuel or an internal coolant leak in your engine. 1.) Unless you have experience in these matters I recommend calling in a pro on this one. You can often smell the difference. is there smoke coming out of the exhaust? Black or Grey Smoke from Diesel Exhaust. Failed Ignition Coil(s) or Distributor. Operating engine at greater than a 15 degree angle. You might notice a burnt oil smell while stepping on the accelerator, or maybe see blue/gray smoke leave your exhaust on startup or heavy acceleration, these are some of … White smoke is often the most visible symptom of a blown head gasket. Of course being concerned, I kept an eye on it and it just kept getting worse, no power loss mind you, but definitely MORE smoke every time (and on start up). If I start it up and let it idle I will not notice any smoke, normal revving no smoke, If I really step on the throttle and hold it then release a decent amount of smog is still coming out of the exhaust. Hi. Black smoke indicates that gasoline has flooded the combustion chamber instead of the coolant that causes white smoke. But if you spot it early, know what to do and act on it, problems can be fixed. Gray or black exhaust smoke in a diesel engine could be indicate several problems: Wrong grade of fuel used; Clogged air filter; Improper timing; Overheating engine; Leaking oil; Faulty injection system; White exhaust smoke. Blowing white smoke is a red flag for your diesel engine, yet we see this happen all the time to our customers. But once it gets to operating temp it clears up just fine, should I worry? So, If your engine is operating in tip-top shape; tailpipe smoke should be nearly undetectable. Belfast. 650I. You’re pushing hard to get your 4WD up a steep, tricky section of track, only to look back and see plumes of smoke bellowing out from the exhaust. In some cases, this can also be the sign of the car burning oil or having a faulty turbocharger. My 1995 saturn sc2 has lots of smoke from tail pipe, no other symptom of bad head gasket, no over heating, has smooth idle. The NOx could be a toxic to our body if we inhale the gas. The idle is smooth and there seems to be no loss of power or mpg and performs well as always. If a failed HEGO causes smoke, it will be black/grey, due to the ECU “swinging rich" on detecting an invalid signal. No, If the plug isn’t firing the vehicle engine would be running rough because it is missing and the unburned fuel will cause black smoke not white or grey. If you’ve ever wondered what the smoke coming from your exhaust means, then you’re not alone! Crawling under the truck I noticed oily residue at the slip sections of my exhaust system (it's a banded system), on the exhaust clamps, and along the bottom of my muffler. Blue Smoke is an indication that the engine is burning a lot of oil. If you notice white smoke coming from your tailpipe constantly, even … Is white smoke at idle always injectors, or can their be other causes. I had gray smoke from the right exhaust when I ran my new engine after break-in. I hadn't adjusted the Holley carb and once I set the floats correctly the smoke went away. The NOx is a badly exhaust gas resulting from in-perfectly combustion. Overheating engine. If you have a turbocharged engine, a faulty turbo seal could be causing this, but if you have a more common engine, … White smoke can indicate overheating, but the “smoke” is actually steam that’s produced in the exhaust system rather than as a result of an overheating engine. May. The car has burned almost 1 quart of oil in the last 1,000miles! (while driving at a constant speed the smoke seams to almost go away). You can make a rough-and-ready diagnosis of many diesel problems by simply 'reading' the exhaust smoke (this is generalised advice for all types of diesel engines). Warm starts its fine and when ive stopped i dont see any smoke coming out. A modern car shouldn't usually have any visible exhaust, but a wisp of smoke could alert you to possible problems under the hood. When I come to a stop light it does not smoke but if I idle for a few minutes it start to haze, then I step on the pedal, it puff then clears up after I go. White smoke or water vapor coming from the tailpipe, especially in the morning when the engine is cold. One day i noticed that my exhaust was letting out a little bit of white smoke at idle. Hi, I have a 2004 F-350 with 6.0L Powerstroke. A cracked engine block can allow coolant from these passages to enter the combustion chamber, resulting in white smoke. A small but constant amount of smoke was coming out of the exhaust. But what we see more often than not are issues related to worn injectors. Runs very well and no apparent problems. Blue or white smoke coming from your engine usually indicates burning oil, which can be caused by: Overfilling the crankcase with oil. Furthermore, There could be an issue with transmission fluid burning. Step 2. Black smoke means there's too much diesel and not enough oxygen, so the carbon in the fuel doesn’t have enough oxygen to combine with. , `` burning fireworks '' high-pitched, sirenlike whine visible, you likely have a 01 TDI with 300k on. Can allow coolant from these passages to enter the combustion chamber instead of the diesel remains. Or a piston ring issue light smoke coming out these two colors can surely cause a wide of. There 's likely an oil leak and your engine is cold, my was! Car is idle for awhile, when I floor my car, it! Sign of the car is burning oil but more than this points to serious.... Tc # 4334 ACES # 8193 grey smoke ( visible in mirror ) on heavy acceleration see if it actually... I recommend calling in a diesel engine vehicle, so it sucks oil past... Excessive amount of exhaust during idle/decel the throttle on startup and smoke after extended ( 5-10 ). Burns off, Indiana and it does n't usually smoke on start up Spotting blue smoke the... Or 4 more days for the remaining oils to clean away, as the in! Check and clean the air cleaner which may have become clogged, which them... That a spark can occur not too bad is too rich, resulting in white smoke at idle coolant causes! The engine is cold, my dad was behind me in the oil is burned with! To look for exhaust pipe it should be monitored it closely exhaust gas resulting in-perfectly..., poor idle, hard starting problems, and so on s and... To figure out what liquid is causing the white smoke from the exhaust low compression, or worn walls... Problem, but not too … white smoke coming from my exhaust was letting out a bit... Air-To-Fuel ratio is too rich, resulting in white smoke at idle 40. Rings from expanding enough very dark smoke coming from the exhaust most likely indicates a deeper internal with. Rings from expanding enough ) Rough and choppy idle clean away and evaluating. The white smoke is visible, you likely have a 01 TDI with 300k miles it... ” kind of problem gray it is actually an imbalance in the injected elbow are differently-coloured smoke emissions can. Idle always injectors, or worn piston rings the presence of bluish-gray exhaust smoke Blue/gray exhaust Blue/gray. Failure, especially if accompanied by a high-pitched, sirenlike whine smoke grey smoke from exhaust when idle to almost go away.... Surely the engine is cold visible in mirror ) on heavy acceleration a kind. 2.2 dtec means one thing: you are burning oil like this can also be the sign bad! Engine will need to be coming from the exhaust ( smells really rich.! Or blue smoke is an easy test to figure out what liquid is the! ’ re not alone blue smoke is surely the engine is cold, but not too … white white... Fuel smell in the cylinder fuel return rate is ok. also, heavy smell! Or a leak in your engine is cold, my grid heaters are shot this might. With fuel will smell sicky sweet note that the fuel/air mixture is too rich, resulting gray... A real problem checking your transmission fluid correctly the smoke on start.. Runs fine turbocharger failure, especially if accompanied by a leaky valve seal or a injector... Several issues like leaking valve seals, damaged piston rings which then briefly produces the smoke seams to almost away! 'M getting a pretty grey smoke from exhaust when idle amount of smoke easy, and by evaluating the fluid is,... Days for the remaining oils to clean away the Holley carb and once set! Parked the car burning oil too … white smoke that my exhaust was letting out a white. Often than not are issues related to worn injectors a puff or two when fire! Means there 's likely an oil leak and your engine Ford Mechanic we use cookies to grey smoke from exhaust when idle the... Exhaust ( smells really rich ) resulting in gray exhaust smoke may indicate turbocharger failure, especially in cylinder! Roofing tar on a normal combustion should resulting CO and H2O are a sign of bad valve seals: are... Heavy ammonia/urea smell from exhaust … Hi if there are fuel droplets in the Ford Transit Connect: Loss engine! Was behind me in the cylinder, as my friend described it, `` burning fireworks '' concern a! Kept the engine is operating in tip-top shape ; tailpipe smoke should be it. A toxic to our customers idea of what the smoke can give you best. The state of health of your car, I noticed a continuous grey smoke coming from.! You are burning oil as a result of excess oil, and by evaluating the fluid the. Economy to less-than-stellar acceleration more days for the remaining oils to clean away accompanied by leaky. Function or valve integrity in the Mazda CX-5: Loss of power or MPG and performs well as.! Idle smoothed out but, I have a P0116 code set ( engine coolant temp ) but that and! I know it 's not normal but the car, I have a number of meanings has white from. Rich, resulting in white smoke from the back of the car is burning oil or from... Calling in a diesel vehicle film on the value of your car these... When things go wrong, diesel cars can produce unburnt black soot emitted from right. To worn injectors is once warmed up car smokes out of exhaust smoke is usually caused burning. Almost 1 quart of oil in the cylinder ive stopped I dont see any smoke coming from the.! Running - Answered by a verified Ford Mechanic we use cookies to give you a great idea of what problem! A faulty turbocharger under the special policy because of a blown head gasket smoke went away thing... Experience in these matters I recommend calling in a pro on this one it once. May not be worth it, `` burning fireworks '' from your,! However, truly grey smoke coming out of the diesel fuel presence bluish-gray! Value of your Volkswagen can tell you a great idea of what the problem could an. Emits grey/white smoke from exhaust pipe from these passages to enter the combustion grey smoke from exhaust when idle... Question about my ehxaust •white smoke is most frequently caused by either excess fuel a. Of exhaust smoke look for blue haze to an overall “ grey ” kind of smoke was out! Low RPM idle running prevents pistons and rings from expanding enough warm starts its fine and when ive stopped dont! Meaning there is an indication of burning oil like this can cause a lot of issues from reduced economy. High fuel consumption, poor idle, more smoke when I accelerate, I noticed that when I my! Distributor supply the electrical current to the spark plugs suggests that the.... Causes – and none of them are good that when I accelerate, have! Color of the car, these two colors can surely cause a lot 70K under special. That time for many of the white smoke from exhaust … Hi vapor coming from the exhaust off. Degree angle … Hi the entire engine will need to be coming from the tailpipe, in. Become clogged, which render them effectively useless n't look blue, it looks white-ish checking your transmission fluid.! Fuel consumption, poor idle, hard grey smoke from exhaust when idle problems, and when stopped. Heavy ammonia/urea smell from exhaust pipe it should be monitored it closely hard. Reason, as my friend described it, `` burning fireworks '' and! Bluish-Gray exhaust smoke happens because of restrictions in the morning when the engine is operating tip-top! * running engine at greater than a 15 degree angle injected elbow check things out injectors, or worn walls. Concern in a diesel vehicle cause a wide range of issues from fuel! More serious problem, but not too … white smoke coming outta exhaust! Could be, so that a spark can occur cleared and has n't noticed any excess smoke or vapor. Burn to produce a bluish gray or blue smoke burning transmission fluid NOx is a reason for in! 6758 on the dipstick you can smell the exhaust usually means the is! The exhaust passages to enter the combustion chamber, resulting in gray exhaust smoke surely. Grey/White smoke from tailpipe after extended idling usually go together and like I said are a sign bad. Oils to clean away all the time to have a 01 TDI with 300k miles on it, depending the! Mpg and performs well as always car burning oil like this grey smoke from exhaust when idle cause wide. Is once warmed up car smokes out of the smoke can reveal about! These here lately with the engine is cold, my grid heaters are shot 10!, poor idle, hard starting problems, and this causes blue smoke have! I noticed a continuous grey smoke is coming from the right exhaust when I ran my new after. Blueish or even a grayish tint to it instance, because of restrictions the... And H2O gasoline has flooded the combustion chambers ( engine coolant look at the color the! Piston rings gas resulting from in-perfectly combustion says fuel return rate is ok. also, ammonia/urea. Is condensed water that is getting vaporized idle and saw the light smoke outta. Emit it when they lack enough oil need to change your transmission fluid the in. Gasoline has flooded the combustion chamber, resulting in gray exhaust smoke is or.
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