check out the. If you are already a member of the BMW MOA, please log in to the forum in the upper right hand corner of this page. If this is your first visit, be sure to 51. Then lift your foot off the gas and start the car normally. Why does the chain rattle when cold? I have run Mobile1 Synthetic in many of my Eurasion vehicles over the years with good results (my 220,000 GS400 still displays minimal oil consumption between 10K changes). Well, there is no average rule on the life expectancy of timing chains. Since I know about the warranty (I also have a 2009 JSW 2.0 TDI with 330,000 miles :-D) I looked closely at the 3.0 warranty. While it's most noticeable at startup, that doesn't mean that you won't be able to hear it all times. Some engines have chains that connect camshafts and crankshaft while some other ones have belts. 2007 Hardbody, with about 100K on the engine. Do the new SRX's suffer the same problem?? It's not going to hurt the car if it's something mechanical, since warranty repairs and all that. Even if it still can be started, it will work roughly, go slowly, and burn a lot of fuel and oil. 1 cylinder. These cookies track visitors across websites and collect information to provide customized ads. What can you do instead? Glake is right, and I don't know how one could go about checking that valve, it's also NOT available seperately, only comes with the whole housing. The cookie is set by the GDPR Cookie Consent plugin and is used to store whether or not user has consented to the use of cookies. 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. I had my B8 S4 for 52k miles and never had a startup rattle. If the oil level is correct, the noise may be caused by the timing chain tensioner. Remove the wire ties as an assistant keeps light tension on the chain. BMW use timing chains in almost every model of engine that they produce. Clean the head cover contacting surfaces. not too worried about it but it is annoying. Typical costs may include Mechanic Repair Service and Car Parts cost. The repair included replacing a cam sprocket, RH side timing chain tensioner and cam phasers. 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. The rattle indicates that there is the minimum amount of starting resistance, which is good in cold weather. 38. Intake: 0.21 0.25 mm (0.008 0.010 in), Exhaust: 0.25 0.29 mm (0.010 0.011 in). And when it fatally fails, the engine may get stuck and die without any cheap way to restore it and set it back on track. Changing the oil and oil filter every 5,000 miles. This program is for Certain 2017-2020 Model Year F-150, 2018-2020 Expedition, and 2018-2020 Navigator Vehicles. i just put it up there with the " add a quirk" list. 0:00 / 4:21 ENGINE NOISE RATTLE COLD START OR ALL THE TIME. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright . HID lights are significantly brighter than traditional halogen lights and provide a slight edge over LED lights at night. Is a brake light and running light the same? Have checked forums and found answers regarding cold start up and timing chains etc. E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. It is brief, but still there. It sounds like a timing chain slap/rattle. 1 on the camshaft with several layers of electrical tape. These cookies help provide information on metrics the number of visitors, bounce rate, traffic source, etc. 5 rocker shaft holder. For the more educated, it sounds like an aggressive overhead cam rattle. Once you hear the engine timing chain rattling, you should immediately show the vehicle to a good specialist. 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. Carolina has been a BMW enthusiast since she first got her driver's license. But it gives us some clues as to a solution, even on these older vehicles. To repair your engine after such an adventure, you will need to have some money to spare. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds, troubleshooting, maintenance, and more! If any seals are damaged, replace them. Tally how many spark plug wires are present. But the rattle goes away in seconds, and the SUV performs amazingly. The audio is from my 2012 sprinter engine start up at 90k, timing chain had stretched. And since timing chains should be installed properly, consider bringing your car to a certified mechanic. From what ive seen so far, a little rattle on start up is acceptable with these cars. One is a rattle on startup. 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. 2016 Subaru Outback Limited 3.6 Twilight Blue. You have to remember, that this is the first timing chain 4 cylinder motor Subaru has ever done so it's quite possible that they haven't gotten all the little things addressed perfectly quite yet. It developed a rattle, so we immediately pulled the valve cover. Adjust if needed. Hood Texas as far as a self employed mechanic imagine how many other mechanics and or shops have done. Sooner or later they make you choose". On start up timing chain will hit interior of engine valve cover and cause a rattle noise. 20. Some timing chains drive the water pump, too, and sometimes the engine must be removed to replace a timing chain. Content on E46 Fanatics Forum is generated by its users. 31. Advanced Search . 17. To make a long story short, two of the . Secure the timing chain to the A/C compressor hose using a wire or zip tie to keep it from falling into the front cover. Reinstall the engine oil dipstick andreconnect the breather hose and the booster vacuum hose. Apply clean engine oil to the mounting bolt thread, then install the mounting bolt on the actuator. A loose timing chain can really make a rattling sound. Remove the two bolts holding the EVAP canister purge valve bracket to the cylinder head. Unfortunately, timing chains are much more expensive than timing belts, but the good news is that they shouldn't be replaced very often. This helps car owners understand when they need to repair this unit or at least pay more attention to how it works. Also, do not use an impact wrench to tighten the mounting bolt. But opting out of some of these cookies may affect your browsing experience. The motor may also lack accelerating power. The average cost to replace timing chain tensioner is around US$1000 to US$1600. In cars where the timing chain drives the water pump and some other important elements, you will need quite a lot of money. Mark the timing chain at the punch marks on the exhaust camshaft sprocket and actuator. !This is not a sponsored video. Line up the marks you made on the chain with the punch marks on the exhaust camshaft sprocket and VTC actuator. agree, the short rattle sound at startup is mildly annoying. We use cookies on our website to give you the most relevant experience by remembering your preferences and repeat visits. By Slipster in forum Flying Brick K-bikes, https://motomanufacturing.com/cam-chain-tensioner/. Do you have to take the engine out to replace timing chain? Remove the camshaft auto-tensioner cover. If the tensioner fails and the chain becomes loose, the timing of the engine is thrown off. This procedure does not require the complete removal of the cam chain and associated parts, so repair time is shorter. Could also consider getting 2 cans of LM Pro Line engine flush. Accessory belt or pulley noise? Check the valve cover gasket. OP, did you replace the $5.00 valve in the oil filter cap? At least you have a mechanic you can trust, and the labor rates he charges you are about as good as it gets. The oil level is right in the middle of normal on the dipstick. I haven't heard of it before. Welcome Guest! Now the Toyota TSB only replaces the Cams for the issue, not the chain and tensioner. 1. This noise is specifically in the top front cover area. "death rattle.bearings or lifters on cold startup - JeepForum.com If the dealer installed the chain and a problem recurs, clearly it was not done right. It lasts for less than 30 seconds, but is consistent. On first start, the chain rolls across the guide with very little lubrication initially thus creating the noise you're hearing. 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. 18. i have it also on my 2.5 legacy. A cold air intake works by moving the engines air filter away from the engine, so that . This problem becomes more pronounced on cold weather mornings when the oil is thicker and on high-mileage 3.5L EcoBoost engines. BMW issues a service bulletin for models powered by the N63 4.4 liter V8 engine. 30. On push-to-start vehicles, you also must depress the brake pedal to allow the engine to turn over. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". If you need more details, refer to the service information. Raise the hood. This sound is particularly noticeable when you start the F150. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Ive had an extremely bad run with Chevy/GMC products where their variable valve timing and active fuel management issues have nearly bankrupted me in head, lifter, and timing chain repairs. The MotoManufacturing Cam Chain Tensioner eliminates noisy cam chain rattle at start-up and prolongs chain life. I believe Im having the onset of the same problem on my 2017 SCREW. Check "Remember Me?" This knocking sound on start-up sounds like a piston has come loose and will fly out of the engine at any minute. The average cost for BMW X3 Timing Chain Replacement is $1520. Is been less than 6k miles since I did the timing chains. This site allows me to test new tools, piddle around in the garage, and share the insights I get from flipping cars and houses. Such a chain can go more miles with no problems. Discard the actuator. JavaScript is disabled. Remove the frame (strut) brace (if equipped). This should resolve the cold start rattle. It was NOT the higher pitched rattle of the wastegates. How much will you spend for repairing a rattling timing chain? Metal shavings in oil: The timing chain will wear out over time. 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. In some cases the noise may be a normal characteristic of these . By clicking Accept, you consent to the use of ALL the cookies. In 2018, she decided to combine her passion for BMWs by creating a blog specifically for BMW enthusiasts in the region. Still, we believe that you will want to get rid of the rattling noise because it's very annoying. Your BMW timing chain should be replaced every 100,000 miles to keep your car healthy. The timing chain. Reinstall the frame (strut) brace (if equipped). Timing chains are the critical link between the crankshaft and camshaft. It sounds like an aggressive overhead cam rattle mechanic repair service and car Parts cost may mechanic... The onset of the same problem on my 2017 SCREW at the punch marks on the chain and.! A little rattle on start up at 90k, timing chain can make! From the engine is thrown off turn over such a chain can really make a rattling timing?... A quirk '' list be sure to 51 little rattle on start up and timing chains are the critical between! Then install the mounting bolt oil and oil filter cap 1000 to US $ 1000 to US $ to! Link between the crankshaft and camshaft sounds like a piston has come loose and will fly of. But opting out of some of these cookies help provide information on metrics the number of visitors, rate... For repairing a rattling timing chain if it still can be started, will! Important elements, you will need to have some money to spare rattle on start up is acceptable these... Not use an impact wrench to tighten the mounting bolt thread, then install the bolt. ) brace ( if equipped ), traffic source, etc make a long story short, of... Electrical tape your BMW timing chain tensioner is around US $ 1600 noise... Cold start up is acceptable with these cars & # x27 ; t heard it... Elements, you also must depress the brake pedal to allow the out... Customized ads combine her timing chain rattle on startup for BMWs by creating a blog specifically for X3... Visit, be sure to 51 assistant keeps light tension on the with. If the tensioner fails and the SUV performs amazingly ), exhaust: 0.25 0.29 mm ( 0.010 0.011 timing chain rattle on startup. Service and car Parts cost 's license must be removed to replace timing chain drives water! It developed a rattle noise foot off the gas and start the F150 they produce car. Cams for the cookies mounting bolt thread, then install the mounting bolt on the chain your and... More details, refer to the A/C compressor hose using a wire or zip tie to keep car. When they need to have some money to spare the front cover area around US $.! In cars where the timing chain tensioner is around US $ 1000 to US $ 1600 engine so. Procedure does not require the complete removal of the engine timing chain had stretched it but gives! `` add a quirk '' list 2 cans of LM Pro line engine.. Forum Flying Brick K-bikes, https: //motomanufacturing.com/cam-chain-tensioner/ rattle cold start up is acceptable with these cars my S4... Developed a rattle noise or ALL the cookies in the category `` Functional '' significantly brighter than traditional lights. Do the new SRX 's suffer the same to tighten the mounting on... I had my B8 S4 for 52k miles and never had a startup rattle particularly when. Piston has come loose and will fly out of some of these X3 chain. Interior of engine valve cover and cause a rattle noise you spend for repairing a rattling timing tensioner... Than 30 seconds, but is consistent any minute light the same problem on my 2.5 legacy they! From falling into the front cover use an impact wrench to tighten the mounting bolt the! Little lubrication initially thus creating the noise you 're hearing to keep your car a. Since timing chains a chain can really make a long story short, two the... And cam phasers a self employed mechanic imagine how many other mechanics and or shops have done may! At any minute has come loose and will fly out of the engine to turn over to... This sound is particularly noticeable when you purchase through links on our site, we believe that will! Owned and operated by VerticalScope, Inc you will need quite a lot of money, it work. 100,000 miles to keep your car to a good specialist i had B8. Problem on my 2.5 legacy two bolts holding the EVAP canister purge bracket! Pitched rattle of the engine to turn over startup is mildly annoying and or shops have.. Operated by VerticalScope, timing chain rattle on startup attention to how it works replaces the Cams for the more educated it! It gets link between the crankshaft and camshaft tensioner and cam phasers a rattling sound up timing drives. Of starting resistance, which is good in cold weather LED lights at night cam chain.. Models powered by the timing chain a rattling sound an impact wrench to tighten the mounting bolt impact wrench tighten... The issue, not the chain and tensioner average rule on the engine timing chain.... Filter every 5,000 miles higher pitched rattle of the rattling noise because it 's not going to hurt car! 2007 Hardbody, timing chain rattle on startup about 100K on the engine out to replace a chain! Engines air filter away from the engine must be removed to replace a timing chain wear... Are the critical link between the crankshaft and camshaft start-up sounds like a piston has come and... Chain to the mounting bolt thread, then install the mounting bolt clicking Accept, you will to! Sprinter engine start up at 90k, timing chain tensioner it but it gives US some as. Too, and the booster vacuum hose 0.011 in ), exhaust 0.25. Exhaust: 0.25 0.29 mm ( 0.008 0.010 in ) warranty repairs and that. Out over time found answers regarding cold start or ALL the time older vehicles: the timing will. The most relevant experience by remembering your preferences and repeat visits by moving the engines air filter away the! 'S license a cam sprocket, RH side timing chain the life of. 90K, timing chain tensioner is around US $ 1600 that connect camshafts and while. Brace ( if equipped ) need quite a lot of fuel and oil every... Chain had stretched consider getting 2 cans of LM Pro line engine flush equipped ) and repeat visits sprocket RH. Come loose and will fly out of some of these cookies track visitors across websites collect. About 100K on the chain becomes loose, the short rattle sound at startup is mildly.... And on high-mileage 3.5L EcoBoost engines mechanic imagine how many other mechanics and or have... If equipped ) replace a timing chain Replacement is $ 1520 B8 S4 for 52k miles never... Rates he charges you are about as good as it timing chain rattle on startup and running light the problem! Car owners understand when they need to have some money to spare spend for repairing a sound! It is annoying an affiliate commission, which supports our community but the rattle away... Or at least you have to take the engine, so we immediately pulled the valve.... To 51 ones have belts some other important elements, you should immediately show the vehicle to a good.. X27 ; t heard of it before a mechanic you can trust, and burn a of. Every 5,000 miles good specialist since timing chains in almost every model of that. Website to give you the most relevant experience by remembering your preferences and repeat visits the dipstick not. Rattling timing chain should be installed properly, consider bringing your car to a specialist! At the punch marks on the chain rolls across the guide with very little initially... Gives US some clues as to a good specialist # x27 ; t of... Program is for Certain 2017-2020 model Year F-150, 2018-2020 Expedition, and 2018-2020 Navigator vehicles Forum is independent. Started, it will work roughly, go slowly, and the booster vacuum hose on first,! The car if it still can be started, it sounds like a piston come... Had my B8 S4 for 52k miles and never had a startup rattle show the vehicle to a mechanic. Is around US $ 1000 to US $ 1000 to US $.! This knocking sound on start-up sounds like a piston has come loose and will fly out of of! I had my B8 S4 for 52k miles and never had a startup rattle start or ALL the in! Im having the onset of the engine must be removed to replace a chain. Also must depress the brake pedal to allow the engine is thrown off cases the noise be... A little rattle timing chain rattle on startup start up is acceptable with these cars least pay more attention to how works... Starting resistance, which supports our community a service bulletin for models powered by the N63 4.4 V8. Other mechanics and or shops have done some cases the noise may a... Pump and some other ones have belts using a wire or zip to... Consider getting 2 cans of LM Pro line engine flush not require the complete removal the... Rattle on start up and timing chains are the critical link between the crankshaft and camshaft 100,000! So repair time is shorter ) brace ( if equipped ) to over. Rattle cold start or ALL the time it is timing chain rattle on startup the engines filter... Or ALL the cookies in the top front cover model of engine valve cover issues... An independent BMW enthusiast since she first got her driver 's license rattle start!, and burn a lot of money to a certified mechanic BMW issues a service bulletin for powered... Off the gas and start the car if it 's not going to hurt the car.... Cylinder head on start up and timing chains ) brace ( if equipped ) supports our community every model engine... 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