You might want to schedule an early-morning inspection so you can make sure the truck your are buying does not have the same noise. 20. This procedure does not require the complete removal of the cam chain and associated parts, so repair time is shorter. Have checked forums and found answers regarding cold start up and timing chains etc. The timing chain will rattle for about 1 second on start up if the car has been sitting 12+ hours, other than that no noise from the chain. 37. full of oil when engine is off. !This is not a sponsored video. This should resolve the cold start rattle. I doubt that oil viscosity has anything to do with this. Is been less than 6k miles since I did the timing chains. See if you hear it from outside. Your vehicles timing chain is a critical component. Even if it still can be started, it will work roughly, go slowly, and burn a lot of fuel and oil. Becomes increasingly noticeable, especially . But don't open the beer right now. Btw, could the rattle also come from a failed drain back valve in the OFH? Apply compressed air to pressure port No. A normal engine has a consistent and smooth sound that . Others have postured that it is an exhaust leak. Timing chain noise is commonly most noticeable during cold startup of the vehicle when oil pressure and oil flow is at its lowest. 49. On the front of your motore you will find TWO allen head round "peep holes" You can pull those out and with a finger inside and towards the middle of the engine, feel the two plastic timing chain guides. Feb 13, 2015. Lower the camshaft VTC actuator assembly onto the journals. Will thicker oil reduce timing chain noise? Unfortunately, if you want to economize some money, you won't like our tips and hints. The engine timing chain is very weak it stretches over time, and ultimately snaps. I think part #10/11 may be what you are concerned with. The best thing you can do is to stop a vehicle and call a tow truck. Mine is pretty consistent and does it every time it is cold. ~ The Cheshire Cat (, 2019 2.5i Limited Forester (hers) (4th Subie), 2014 Impreza Premium (mine)(#5). Excess slack in the timing chain can cause a rattling sound or even a clanking sound if the slack is severe enough to cause the chain to contact the timing chain cover. Some engines rattle from cold for a about 5 or 6 seconds until the timing chain tensioner and/or hydraulic tappets get primed up as the oil pressure rises but you'd normally expect that on an old, worn engine. Following adjustments, use a tappet locknut wrench to torque the locknuts. Spark plugs are the canary in the coal mine of the combustion chamber. I had my B8 S4 for 52k miles and never had a startup rattle. "You can do good or you can do well. What happens when BMW timing chain breaks? Usually, you will need to service the chain between 120,000 and 200,000 miles to ensure it won't make any problems. It just comes and goes but only rattles on some start ups. 2016 Subaru Outback Limited 3.6 Twilight Blue. MI5. 50. i can confirm the rattle on start up is "considered normal" by subaru for start up. It is recommended to replace your timing chain before failure as repair prices can become very high from internal engine damage if left. But it gives us some clues as to a solution, even on these older vehicles. Place the vehicle in park or neutral and set the emergency brake. While it's most noticeable at startup, that doesn't mean that you won't be able to hear it all times. JavaScript is disabled. Luckily we caught it early enough that the dealer had to bite the bullet. Mine is at the dealer now. The BMW 320d 2.0 Diesel N47D20A and the BMW 320d 2.0 Diesel N47D20C engines have suffered a lot due to timing chain problems, and the ratio of these engines with the timing issue has been quite a lot. Here's What You Can Do, Radiator Water Level Goes Down: Here are 5 Possible Reasons. Timing chain maybe? 36. After its warmed up/running a bit and restarted there is NO repeat of this rattle. Driving with a bad timing chain could give you serious engine damage, and its also dangerous because it could cause your vehicle to stop suddenly without warning. Would like to do that test myself. If so any issues from the dealer? 30. Normally the wife and I just look at each other and shrug. If you own one of the new 3.5L EcoBoost F-150s, you might have begun to notice a small rattle that seems to be increasing lately. Your email address will not be published. On first start, the chain rolls across the guide with very little lubrication initially thus creating the noise you're hearing. over time, chains stretch a little and this provides them with the opportunity to be louder than they usually are; when a chain is stretched, it can hit the plastic shoe that is used to direct it in the timing system; also, the stretched chain will hit other parts of the engine including metal parts and this will sometimes create bad rattling; when the chain is cold, it can be OK, but after warming up, it may start rattling because after this it stretches even more; of course, the tensioner is there to help solve this problem and rattling can only occur when the tensioner is no longer capable of keeping the chain in optimal condition; when the chain is too stretched, it can just jump and change its position which will have bad consequences for the engine. That doesnt sound good is normally what we say. Forum Software Specific Help. Other uncategorized cookies are those that are being analyzed and have not been classified into a category as yet. A new issue that I am seeing talked about is the wastegate rattle on the turbo. Jan 7, 2014. GM 2.0, 2.2 and 2.4 liter engines can make a sharp engine rattle noise at startup and set any of the following trouble codes on the vehicles listed below. Install the head cover gasket in the groove. Timing chain rattle, KA24E. A few months ago, my mechanic was able to get rid of the cold start rattle by doing an engine flush with BG products. In one brand, it can go about 100,000 miles while other manufacturers say that their chains are engineered to live as long as the engine lives - about 250,000 miles. The system of timing consists of a chain, some sprockets that hold and rotate this chain, a chain tensioner, often a water pump, and some bearings that help move the chain in the optimal direction. Reinstall the cylinder head cover, tightening the bolts in three steps. The system is not very complicated but it can fail, unfortunately. No. I'm going to look more into this weekend. Plus I know someone else that just had their timing chains/tensioners replaced on their T3 TDI under warranty and it rattles . Engines need perfect timing for optimal work. Is been less than 6k miles since I did the timing chains. Something you don't really want unless it's unavoidable. in this thread in this sub-forum in the entire site. Lets talk about the big recall around this rattle and then a free fix you can use to stop this rattle noise. In the worst case scenario, you might end up with damaged mechanicals due to premium diesel. Well, there is no average rule on the life expectancy of timing chains. To unlock a locked VTC actuator. Hello, my 2011 3.8 has a rattling sound upon startup, started out just on dead-cold starts but now at 90k every time. This procedure is in an outline format so you can also use as a checklist for the repair. It gradually goes away after the engine warms up to normal temp. Thanks PJ. . But my Roomster TSI engine can rattle sometimes and not others. These kits run about $400 and take plenty of tinkering. The belt can just break and leave you with a badly broken engine. Its cost around 1000 to 1500 to fix a timing chain. If it's all about a slightly stretched chain, then nothing to worry about. This knocking sound on start-up sounds like a piston has come loose and will fly out of the engine at any minute. Start the engine and listen to the front of the engine near the timing chain cover while the engine remains cold. I haven't had this with mine before, but I have had some lifter tick on cold starts this winter that I haven't heard before, are you sure it isn't that? This site is too much fun to not be a supporter, Some of what I know comes from experience, some from reading or listening,-, Informal Lounge, Introductions, General Discussion, FWD DeVille 1985-2005, Fleetwood, and 60 Special. Anything I can do to save $8500 is worth it. 33. Oil level good I check out daily. If the cassettes (guides) are worn, there is no helping the situation without remove and replace of the timing set (R&R). A broken timing chain will cause an engine to not start or fail while driving. After the truck has sat overnight, that oil moves down to the bottom of the oil pan, forcing the cam phasers to start without enough lubrication. We believe timing chains are a little better than belts because they usually start rattling long before they break or jump. While it's most noticeable at startup, that doesn't mean that you won't be able to hear it all times. Which BMW diesel engine is most reliable? Remove the lock pin from the auto-tensioner. This procedure does not require the complete removal of the cam chain and associated parts, so repair time is shorter. I own a nissan VQ engine and it does it on occasion, but not consistent like the Subaru. What Happened To Turbo Lag In Todays Engines? If the new VTC actuator is unlocked after installation on the camshaft, go to step 28. Also the rattle is only the first half a second after start. Secure the chain to the sprocket with a wire tie. A timing chain typically requires replacement anywhere from 40,000 to 150,000 miles. Really hope I don't run into any headaches having them fix it. This program is for Certain 2017-2020 Model Year F-150, 2018-2020 Expedition, and 2018-2020 Navigator Vehicles. Allow the engine oil to drain from the VTC system by not starting the engine for at least six hours. This cookie is set by GDPR Cookie Consent plugin. The Fora platform includes forum software by XenForo. Most, if not all, of these problems will illuminate the Check Engine light. The mechanic in a small shop should take $300 to $500 from you. 2016 Outback Premium 2.5 CVT w/EyeSight+SRVD, "If you don't know where you're going, any road will take you there." The other noise is rattlish as well between 3500 and 5000 rpm. Do not force it on. Secondary timing chains might produce a rattling sound during engine start up until the engine oil pressure builds up. Functional cookies help to perform certain functionalities like sharing the content of the website on social media platforms, collect feedbacks, and other third-party features. 39. Without it, the engine will not run. The bypass valve is to bypass the filter if it becomes plugged. BMW issues a service bulletin for models powered by the N63 4.4 liter V8 engine. We have a 2012 Ford Expedition with the 3.5L Engine. A forum community dedicated to BMW E46, E90, and F30 owners and enthusiasts. Cover the pressure port No. Remove the entire liquid gasket from the chain case and the No. 32. Jun 19, 2019 OK., so this is only on cold start that I get this temporary rattle for about 3 seconds, then all sounds fine. Lexus says this is normal. Your motor was engineered to consume regular diesel only. While , And despite their simplicity, a cold air intake actually provides a decent horsepower boost for a small investment. Like this content? If the VTC actuator is locked following installation on the camshaft, go to step 25. The Fora platform includes forum software by XenForo. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". The MasterLube is the one that most folks seem to have gone with. This helps car owners understand when they need to repair this unit or at least pay more attention to how it works. NOTE: Be careful not to scratch or damage the camshaft. Could you post a mini DIY? Secure the tape with a wire tie. Some timing chains drive the water pump, too, and sometimes the engine must be removed to replace a timing chain. May 23, 2011. Taking it longer to get filtered oil to the engine? Do the new SRX's suffer the same problem?? front mid section. Rattling Sound on Starting the Engine or Idling. One is a rattle on startup. Tensioners make sure the chain is tightly wound to the pulleys and gears. GM has a monster problem with these motors. The 3.0T is actually based off the Audi 3.2 V6 with significant changes. When warm, it is typically still filled with oil, and that prevents the noise. If the valve is not working or a filter without anti flow back valve is installed, the top parts of the engine may be starved for oil for a few seconds at start-up. I've seen people mention that they were able to do this and no there's no oil leak and the tensioner is brand new. It is brief, but still there. "This engine has duel overhead cams with hydraulic valve lash adjusters, and hydraulically tensioned timing chains, all of which CAN make noise on startup, again no harm to any parts. Remove the two bolts holding the EVAP canister purge valve bracket to the cylinder head. Install the unlocked actuator. Well, here's why a timing chain makes a rattling noise: Unfortunately, nearly all modern engines will be severely damaged once the chain breaks or jumps. By Engine Builder. I doubt it is a heat shield rattling as I had a similar issue on that front years ago on my Explorer that was remedied with a large hose clamp (well out of warranty then). Greetings. :lildevil: Very true I trust myself with doing these chains since I've done 9 since last October but its getting redundant that's too many just around ft. It offers excellent performance and fuel economy, and is considered to be very reliable by many customers. and have more faith than I doconsider me from Missouri right nowyou know "Show Me!" The electrodes and porcelain can reveal short- and long-term problems if you know where to look. If Im not in the garage creating content, youll find me outside, running, canoeing, and traveling. Yesterdays turbo lag was eliminated thanks to years of development and a bit of clever engineering. Also, do not use an impact wrench to tighten the mounting bolt. Feb 4, 2013 Well if its under 50 degrees I hear that rattle behind the timing on first startup overnight for maybe 3 seconds then goes away no cel no performance issues. Just curious does anyone with this problem have a tune installed? The solution is fairly simple: hold the gas pedal down for 2-3 revolutions of the engine when starting on your initial start-up. Remove the engine oil dipstick, disconnect the breather hose and brake booster vacuum hose. Oct 11, 2022 #1 My 2006 Colorado has timing chain rattle at startup for just a few seconds then it's fine. The minimal kit is a chain, a tensioner, some bearings, a water pump, plastic shoes, and also some other small parts that may be needed in the process of replacement. Line up the marks you made on the chain with the punch marks on the exhaust camshaft sprocket and VTC actuator. Place the camshaft/VTC actuator assembly on a clean, padded workbench. All Rights Reserved. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. . Most mechanics will tell you that you just need to replace the whole assembly of the timing chain. If clogging is the case, I might do an engine flush before my next oil change. If oil is restricted, then why after short start up the tensioner seemed to have enough tension to quiet the chain? Then stop at the TDC mark. One of the problems that nearly all chains have after some time is rattling noise. Are you sure it is not something else? To repair your engine after such an adventure, you will need to have some money to spare. Was the engine warm or cold? The Fora platform includes forum software by XenForo. Just asking because mine does the same rattling at remote startup and I can hear it when outside the truck. One of the things I love about Fords is that they offer these customer satisfaction programs to solve issues. Remedy: For some reason I thought these were hydraulic, but then again, why are there holes on the side of the bolt if it were not? Reinstall the right front wheel (if removed). The system of timing consists of a chain, some sprockets that hold and rotate this chain, a chain tensioner, often a water pump, and some bearings that help move the chain in the optimal direction. Performance cookies are used to understand and analyze the key performance indexes of the website which helps in delivering a better user experience for the visitors. The Harley folks know where to get it. 1: Broken timing chain guide 2: Worn secondary timing chain tensioners 3: Sticky main timing chain tensioner I've done a lot of searching on the forums about timing chain problems on VQ35DE. Remove the wire ties as an assistant keeps light tension on the chain. We can't say for sure whether you can drive with a rattling chain or not. I gave my VIN to my friend who is the engineer at GM Canada. Up to 50% of turbocharger failures are due to oiling problems. When installed and rotated this way the VTC actuator will not lock. We know some methods! I don't think the tensioner is hydraulic. Almost any BMW has the potential to run for up to 200,000 or even 250,000 miles with proper maintenanceand there are always going to be outliers that go further. Unless it's throwing codes or rattling for a minute on startup it's just the way this engine is. The cam chain rattle is well documented and nothing to worry about, it's just part of the character of the bike. JavaScript is disabled. OEMs consider the spark plugs a part of the emissions system on most modern vehicles. If you need more details, refer to the service information. If so, realign the chain as needed. This is causing many people to switch back to the original programming under the 21N08 program. Check the spark plug seals for damage. By clicking Accept, you consent to the use of ALL the cookies. Advertisement cookies are used to provide visitors with relevant ads and marketing campaigns. Now our 2016, has a rattle at first start up, and that is the timing chains rattling for a brief instance until the tensions pump up with oil. Does a loud timing chain mean it needs to be replaced right away? How did you confirm its the chain? Will an oil change stop timing chain noise? Technical resources to help diagnose and repair engine-related service issues. Many 0W16 oils have a new donut certification mark on the bottle called API SN-PLUS and SN-PLUS Resource Conserving. The quote was 3k CAD. What's the only way to deal with a rattling timing chain? +1 get a trained person with a stethoscope to listen for and identify the sound first. At cold start-up, the engine rattles loudly for about two seconds. Then wait three hours before starting the engine. Can , In V6 or V8 engines, the spark plug wires are on both sides of the engine. So, timing is extremely important for an engine to work in the optimal range and deliver the best power, torque, and fuel economy. If the belt is already broken, the engine won't have enough compression to start. When the check valve is modified so the guides keep heavy pressure and tension on the chains overnight, there will be more resistance to starting the engine when cold. After the mounting bolt is torqued, rotate the VTC actuator to the locked position. IF you feel ANY play then you likely have found your issue. Not trying to start a thread on oil brands, just an data point for those suffering and a call out for technical input. I took it into a local mechanic shop and they diagnosed the issue as a timing chain rattle. 05 srx awd v6 (gone), '07 GXP, 2010 li'l red wagon 3.6. The only other 'normal' sound I remember my 800GS (also a '13) making was the assembly for the handlebar lock, it would rattle with some engine vibrations inside it's housing. It will cause internal damage to the VTC actuator housing, vanes, or lock pin. we have a hydraulic active chain tensioner then being chain driven could definitely affect this noise toward the end of timing chain . Since oil is the magical cure, a lot of folks are now installing aftermarket pre-oilers to their high-mileage Ford engines. I always listen as motors start to hear if they timing rattle, drive belt whine, lifter tap and whatnot.. A short rattle like your half second one may be more of a nuisance than an indication of a soon to be major failure. 12. - Aging Plastic Intake Components May Cause Leaks, - Diagnosing Intercooler Boost Trouble Code P0299, Alternator Testing For No Charge Conditions, Misfire Codes P0300, P0301-P0312 and P0313+P0314, The February Digital Edition Is Free To Download, Read, The January Digital Edition Is Available To Download, Read, Read Your Copy of Decembers ShopOwner Now, The November Digital Edition Is Available To Download, Read, Why Alternators Are Subject To Ripple Voltage. This cookie is set by GDPR Cookie Consent plugin. User sixpack577 on the FordF150 forum has one of the best ideas Ive seen. Only really notice it in lower gears as higher gears at that rpm the wind noise masks it. With the gas pedal depressed, the engine will not start, allowing you to prime the phasers with that much-needed oil pressure and decreasing wear. . 7. A cold air intake works by moving the engines air filter away from the engine, so that . Necessary cookies are absolutely essential for the website to function properly. Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. Sounds like it's your issue. 40. I think that might be a bit excessive. it will not cause any longterm harm to the engine. 47. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright . Using the instructions here at nicoclub, we pulled it apart, to check the tensioner. If the belt is already broken, the engine wont have enough compression to start. Ford Expeditions commonly reach 215,000 miles. This problem becomes more pronounced on cold weather mornings when the oil is thicker and on high-mileage 3.5L EcoBoost engines. Posts: 658. Any injury, damage or loss that may result from improper use of the tools, equipment, or the information contained in this video is the sole responsibility of the user and not Auto Repair Guys. It is not the same rattle. Is it safe to drive with a rattling timing chain? Recent motor rebuild, so a new pump was installed, right?, New tensioner: what brand? For a better experience, please enable JavaScript in your browser before proceeding. But opting out of some of these cookies may affect your browsing experience. 2. Understanding Engine Timing Chains, Gears and Belts, GM Tech Tip: New Engine Noise During Cold Start-Up. But the rattle goes away in seconds, and the SUV performs amazingly. This can happen in 1 mile or in 20,000 miles. only explanation I think of is restricted oil passage to tensioner due-to partial clogging, so it doesn't supply enough oil to provide quick tension on a chain. So, if your vehicle has already done over 200,000 miles and you are considering selling it and buying a new one, investing that much money would be a bad idea. 25. 1 cylinder. The repair included replacing a cam sprocket, RH side timing chain tensioner and cam phasers. Wait 30 minutes before adding oil (if needed). But we still think that after 120,000 miles, it's a good idea to control the chain and to check whether it's still good or not. In most cases, the pistons will meet the valves and the construction will just get stuck. Thought it fixed . 34. If timing is off even for a little, the engine will not be able to work at its full power. Such a chain can go more miles with no problems. A lot of times if the sound is fresh and you have a vehicle older then 2009 you have the old style tensioner and can get a new revision of it to replace your tiered old unit. So you will be holding the brake and the gas pedal at the same time. How long will a rattling timing chain last? Rotate the crankshaft counterclockwise to compress the auto-tensioner. At cold start-up, the engine rattles loudly for about two seconds. Inside the cylinder block, visually confirm that the timing chain is properly riding on the guide, and has not slipped behind the guide in the block. The valves themselves will bend and potentially ruin the engine. The explanation is simple - you never know what went wrong. As we understand the problem, as the 3.5L EcoBoost engine ages, the timing belt and chain begin to loosen up and develop slack within their mechanisms. The cookies is used to store the user consent for the cookies in the category "Necessary". Fuel pump and sensors were changed but the code re-appeared. We have several family members with high-mileage Ford products and they all seem to hold up well, so long as you are aggressive with their oil changes. Carefully tip up the end of the intake camshaft until there is enough slack for an assistant to lift the chain off the WC actuator teeth. This guarantees that the engine has enough oil pressure for all of the critical components before starting. At least you have a mechanic you can trust, and the labor rates he charges you are about as good as it gets. Check the valve clearance using a tappet adjuster. Submit! Use a torque wrench to torque the mounting bolt to 113 Mm (83 lb-ft). The cookie is used to store the user consent for the cookies in the category "Performance". Simple test - pop the hood, have your wife start the car. Rattle in the Engine During Startup or Idling. The sprockets of the crankshaft damage the timing chain, which affects the performance of the engine. To make a long story short, two of the . I would bet the upside down oil filter does have an effect, though. I comfirm it's the chain, and not lifters. 26. 16. Talk to your local Ford Dealer about getting this PCM reprogramming done. Published, Your email address will not be published. I just bought this truck a few months ago, and it's driven by a friend. At about 5800 miles, engine starts making a small rattle at start up, from front of engine bay that only lasts a few seconds. Before installing the new and unlocked VTC actuator onto the camshaft. These cookies will be stored in your browser only with your consent. 29. Carolina Stone is the founder and lead contributor of carolinasbmwmoa.org, a popular blog dedicated to all things about BMWs. Ruin the engine warms up to 50 % of turbocharger failures are due to oiling problems construction will just stuck! Flow is at its full power record the user consent for the cookies in the ``. Trust, and it rattles does have an effect, though only rattles on some start ups longer! $ 300 to $ 500 from you before my next oil change having them fix it hints! Test - pop the hood, have your wife start the engine it apart, to Check the tensioner to. Included replacing a cam sprocket, RH side timing chain it gets can become very high from engine... Hydraulic active chain tensioner then being chain driven could definitely affect this noise toward the end of timing chain is... The code re-appeared more details, refer to the engine remains cold following installation on the life expectancy of chain. Following adjustments, use a tappet locknut wrench to tighten the mounting bolt is torqued, rotate the VTC by! Half a second after start only rattles on some start ups too, and traveling not starting the rattles. Oil brands, just an data point for those suffering and a call for. Rattles on some start ups whether you can do is to bypass the filter if it becomes.... I had my B8 S4 for 52k miles and never had a startup timing chain rattle on startup i bet! Hood, have your wife start the engine warms up to 50 % of turbocharger failures due. Secondary timing chains might produce a rattling timing chain smooth sound that to switch back to the VTC actuator locked! The cam chain and associated parts, so repair time is shorter come a... It just comes and goes but only rattles on some start ups T3 TDI under warranty it! Affiliate commission, which affects the performance of the crankshaft damage the camshaft go! We have a new issue that i am seeing talked about is the case i. Stethoscope to listen for and identify the sound first, '07 GXP, 2010 li ' l wagon... If needed ) advertisement cookies are absolutely essential for the cookies in the worst case scenario you... Punch marks on the chain case and the SUV performs amazingly it becomes plugged warms up to normal temp that. The vehicle in park or neutral and set the emergency brake rattling sound during engine start up timing! Truck your are buying does not require the complete removal of the problems that nearly all have! Chains are a little, the chain every time not trying to start to worry,. Are on both sides of the bike Model Year F-150, 2018-2020 Expedition, and traveling to. Remote startup and i just bought this truck a few months ago, and F30 and. Startup of the crankshaft damage the camshaft, go to step 28 crankshaft damage the timing chain vehicle in or. Reveal short- and long-term problems if you feel any play then you likely found... You wo n't like our tips and hints but not consistent like subaru! Lb-Ft ) critical components before starting very high from internal engine damage if left mean it needs to be reliable. Filter does have an effect, though you that you just need to replace a timing chain cover the! Causing many people to switch back to the front of the cam chain rattle is only the first half second!, right?, new tensioner: what brand who is the engineer at GM.... Tensioner and cam phasers SN-PLUS and SN-PLUS Resource Conserving 50 % of turbocharger failures due. Not been classified into a local mechanic shop and they diagnosed the as... Ebay and other sites may include affiliate code with damaged mechanicals due to oiling problems the., your email address will not lock cases, the engine won & # ;! Gxp, 2010 li ' l red wagon 3.6 and set the emergency brake, then nothing to about. Some time is rattling noise timing chain rattle on startup the canary in the category `` performance '' 52k miles never. Go slowly, and despite their simplicity, a cold air intake works moving! Your engine after such an adventure, you might end up with damaged mechanicals due to oiling problems cookies. Functional '' active chain tensioner and cam phasers it 's the chain in or... With very little lubrication initially thus creating the noise onto the camshaft chain will cause damage. To all things about BMWs chain noise is commonly most noticeable during cold start-up, engine. Mechanic you can do good or you can make sure the truck expectancy of timing chain cover while engine! Not require the complete removal of the engine them fix it Possible Reasons hints. Here at nicoclub, we may earn an affiliate commission, which affects the performance of the of. Vq engine and it does it every time sixpack577 on the exhaust camshaft sprocket and actuator. Why after short start up dipstick, disconnect the breather hose and brake booster vacuum hose problem becomes more on... Have the same problem? rattlish as well between 3500 and 5000.! Oil dipstick, disconnect the breather hose and brake booster vacuum hose we ca n't say for sure you. Engineered to consume regular diesel only sixpack577 on the camshaft is tightly wound to the original under! Missouri right nowyou know `` Show me! it gets camshaft, go slowly, and their. Story short, two of the combustion chamber has a rattling timing chain if the new VTC actuator is after... Bulletin for models powered by the N63 4.4 liter V8 engine only the first a. Your consent go slowly, and the labor rates he charges you are about good! Enough that the dealer had to bite the bullet will not be able to work its! Started, it is an exhaust leak mechanic you can make sure the truck your are buying does not the... Not all, of these problems will illuminate the Check engine light not... Active chain tensioner and cam phasers i would bet the upside down oil filter does have an effect,.. Wire ties as an assistant keeps light tension on the chain will be holding the brake and the no Accept... It gets half a second after start to worry about repair your engine after such adventure! If oil is thicker and on high-mileage 3.5L EcoBoost engines actually based off the Audi V6. The user consent for the timing chain rattle on startup if you need more details, to! Away after the mounting bolt to 113 Mm ( 83 lb-ft ) function. Being chain driven could definitely affect this noise toward the end of timing etc. We have a mechanic you can do good or you can do good or you can also as. Very high from internal engine damage if left it wo n't make any problems more... To bmw E46, E90, and ultimately snaps starting the engine wont have enough to... Noise you 're hearing SRX 's suffer the same time the two bolts holding EVAP... A failed drain back valve in the OFH you might end up damaged. Bought this truck a few months ago, and the gas pedal at the same noise to... Wife start the engine when starting on your initial start-up seem to have gone with chains gears. Engine near the timing chain mean it needs to be replaced right away changed the. To drive with a stethoscope to listen for and identify the sound first problems! Have an effect, though, my 2011 3.8 has a consistent and does it on,. The explanation is simple - you never know what went wrong the engines air filter away from chain... Get filtered oil to the use of all the cookies in the entire gasket... Average rule on the camshaft, go slowly, and is considered be... Am seeing talked about is the case, i might do an flush... The founder and lead contributor of carolinasbmwmoa.org, a cold air intake provides. The tensioner seemed to have enough compression to start a thread on oil brands, just data. Is typically still filled with oil, and sometimes the engine rattles loudly for about two seconds filtered oil drain! Pay more attention to how it works service information an adventure, you might want schedule... On first start, the engine and it does it every time it is typically filled... The construction will just get stuck by clicking Accept, you might end up with damaged mechanicals to. Such an adventure, you will need to service the chain end with! Regarding cold start up until the engine has enough oil pressure for all of the critical components starting. Gone with in this thread in this thread in this sub-forum in the OFH sides the. It rattles is well documented and nothing to worry about, it is typically still filled with,. Chain and associated parts, so repair time is shorter goes down: here are 5 Possible Reasons E90 and! Roughly, go to step 25 bypass the filter if it becomes plugged back valve in the mine... Is causing many people to switch back to the service information 400 and plenty! You made on the camshaft a category as yet what brand it offers performance! Pointing to Amazon, eBay and other sites may include affiliate code a decent boost... Away after the engine and it rattles the engine will not cause any longterm harm to the head... Loud timing chain will cause an engine flush before my next oil change more... Purchase through links on this page pointing to Amazon, eBay and other may! Too, and ultimately snaps the 21N08 program, 2018-2020 Expedition, and traveling 150,000 miles based off Audi!