1. 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. Will an oil change stop timing chain noise? Since it will only cost an oil change and $6 of ATF, it's worth a try. Submit! The possible cause could be the variable valve timing control (VTC) actuator is defective. In the final step, torque all bolts in sequence to 12 Nm (8.7 lb-ft). 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. By getting more oil into them, the PCM software update solves the cold start rattle and also gets ahead of potential problems down the road, potentially extending the life of your vehicle and saving thousands in repairs. A broken timing chain will cause an engine to not start or fail while driving. But my parents 14 T3 TDI has started having the rattle on startup. Most, if not all, of these problems will illuminate the Check Engine light. This procedure is in an outline format so you can also use as a checklist for the repair. It sounds like a timing chain slap/rattle. Modern, computer-controlled charging systems found on todays vehicles need proper test procedures no guesswork allowed. 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. . Install the timing chain tensioner. In 2018, she decided to combine her passion for BMWs by creating a blog specifically for BMW enthusiasts in the region. For a better experience, please enable JavaScript in your browser before proceeding. Adjust if needed. 1 on the camshaft with several layers of electrical tape. Use a suitable tool with a rubber tip on the end. Everything is purchased by us!The video is meant for entertainment purposes only. 11. This procedure does not require the complete removal of the cam chain and associated parts, so repair time is shorter. Remedy: In sequence, loosen the camshaft holder bolts two turns at a time. For a luxury model, the price of a replacement kit may cost over $4,000. The Fora platform includes forum software by XenForo. The valves themselves will bend and potentially ruin the engine. My goal is to empower more people to be self-sufficient. Rotate the crankshaft counterclockwise to compress the auto-tensioner. As long as it does not get worse over time. 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. it will not cause any longterm harm to the engine. Before installing the new and unlocked VTC actuator onto the camshaft. Unusual noises: Especially when idling, but not just when idling, you may hear your engine rattle. 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. In most cases, the pistons will meet the valves and the construction will just get stuck. :grin2:. As a result, the engine's timing becomes uncalibrated, and valve timing develops glitches, causing a misfire upon engine startup. May 27, 2021. traveler6295 said: So I have a 2013 Touareg TDI, over 200k miles and its never once had chain tensioner rattle upon startup. 20. 16. Have checked forums and found answers regarding cold start up and timing chains etc. BMW parts 3' E46 320i Timing - Timing Chain Lower P. It looks like oil is leaking from my primary timing chain tensioner- part #9 on http://www.realoem.com/bmw/showparts.do?model=AM32&mospid=47638&btnr=11_1339&hg=11&fg=25 Can I just remove it, replace the seal, and put it back in? 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 possible cause. 35. +1 get a trained person with a stethoscope to listen for and identify the sound first. Here are some tips to follow when replacing a spark plug. Since then, the rattle never returned but I have been having a pesky CEL P2293 code, indicating a high fuel pressure condition. I own a nissan VQ engine and it does it on occasion, but not consistent like the Subaru. The explanation is simple - you never know what went wrong. in this thread in this sub-forum in the entire site. The cookie is set by GDPR cookie consent to record the user consent for the cookies in the category "Functional". I would hate to see how you function in daily life. E46 Fanatics Forum is an independent BMW enthusiast website owned and operated by VerticalScope, Inc. I'm fairly certain this is the same issue that plagued many 2011-2015 F150s equipped with the EB motor. ~ The Cheshire Cat (, 2019 2.5i Limited Forester (hers) (4th Subie), 2014 Impreza Premium (mine)(#5). document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); How To Sell a Car: Safety Certification Ontario, Selling a Car Toronto: Curbsiding/Curbsiders, Selling a Car: Vehicle Ownership Registration Ontario. Pretty sure it's mecanical. These cookies ensure basic functionalities and security features of the website, anonymously. If the tensioner fails and the chain becomes loose, the timing of the engine is thrown off. The oil level is right in the middle of normal on the dipstick. It's still hard to guess any average price because you can have a cheap Chevy vehicle or an extremely expensive Jaguar car and the prices will vary. For the more educated, it sounds like an aggressive overhead cam rattle. But still, we can say that a replacement kit for an average budget-friendly car should cost about $1,000. 25. It's hard to predict when the chain may break or jump once it started rattling. A normal engine has a consistent and smooth sound that . 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. If timing is off even for a little, the engine will not be able to work at its full power. However, i will also hunt down the GM Service rep here on the board. Remove the five camshaft holders. we have a hydraulic active chain tensioner then being chain driven could definitely affect this noise toward the end of timing chain . BMW use timing chains in almost every model of engine that they produce. 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. It was very cold this morning and hadn't been used since day before but not sign of rattle. In some cases the noise may be a normal characteristic of these . 2013 equinox 2.4 DI. Simple test - pop the hood, have your wife start the car. 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. So how did you get them to admit something was not right and agree to fix it? 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. I still think I might sell it after it's repaired. Rotate the crankshaft in the direction of engine rotation (clockwise) two full turns. But we don't recommend this because we've seen some people having to deal with the consequences of this. Do you hear a loud engine rattle that lasts about two seconds? GEN 2 (2017-2020) Ford F-150 Raptor Forums, Ford Raptor Engine Discussion and Performance Mods, 2018 with PRX93 tune engine stuttering at altitude, Engine stumble under light boost on freeway - code P0301, Ford F-150 Raptor General Discussions [GEN 3]. 33. Its cost around 1000 to 1500 to fix a timing chain. If the engine is excessively noisy on startup (after the engine has been off for several hours) and the noise lasts more than four or five seconds, turn off the engine and check for correct engine oil level. The noise may be described as ticks, taps, knocks, or thumps. Come join the discussion about M performance, turbo kits, engine swaps, builds, modifications, classifieds, troubleshooting, maintenance, and more! While it's most noticeable at startup, that doesn't mean that you won't be able to hear it all times. The om651 that is was in my sprinter used to rattle like crazy on start up until the tensioner started to work then it was fine. This cookie is set by GDPR Cookie Consent plugin. Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. May 7, 2021 I have a 2014 Rav 4 with 65k mi on it. - 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. 43. 37. Cadillac Forums is the perfect place to go to talk about your favorite Caddys including the ATS, CTS, SRX and Escalade. This website uses cookies to improve your experience while you navigate through the website. full of oil when engine is off. Oct 15, 2017 I was able to diagnose my noise on cold start with a scanner. Can , In V6 or V8 engines, the spark plug wires are on both sides of the engine. How many hours does it take to replace a timing chain? 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. The oil feed passageways clogging was a common issue in the past. These chains need a lot of tension on them to keep from jumping. :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. mine has made the noise since new at about 200 miles. Some folks have described it as a chain rattle. You might try adjusting it. Install the head cover gasket in the groove. Oil level good I check out daily. Reminds of the noise you get during the first start up after an oil change when there is valve clatter briefly before the pump repressurizes the system. In most cases, you will need immediate repair, and driving your vehicle any further can be an extremely bad idea. Set them aside on a clean surface in the exact order and position that they were removed from the head. When installed and rotated this way the VTC actuator will not lock. 1 cylinder. Some timing chains drive the water pump, too, and sometimes the engine must be removed to replace a timing chain. Anything I can do to save $8500 is worth it. 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. 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. Is it safe to drive with a rattling timing chain? 2. This knocking sound on start-up sounds like a piston has come loose and will fly out of the engine at any minute. 2016 Outback Premium 2.5 CVT w/EyeSight+SRVD, "If you don't know where you're going, any road will take you there." Since every new BMW includes complimentary factory-recommended maintenance through BMW Ultimate Care, its easy to start off on the right foot. For a better experience, please enable JavaScript in your browser before proceeding. 15. Allow the engine oil to drain from the VTC system by not starting the engine for at least six hours. For a better experience, please enable JavaScript in your browser before proceeding. These cookies will be stored in your browser only with your consent. 2009-2010 Chevrolet Cobalt You are using an out of date browser. Remove the lock pin from the auto-tensioner. May 23, 2011. And then start the car normally. 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Budget-Friendly car should cost about $ 1,000, please enable JavaScript in browser! Engine to not start or fail while driving the explanation is simple - you never what! Never returned but I have been having a pesky CEL P2293 code, indicating a high fuel condition. It safe to drive with a rattling timing chain no guesswork allowed 2017 I was able to at! Get them to admit something was not right and agree to fix it to work at its full.... Computer-Controlled charging systems found on todays vehicles need proper test procedures no guesswork allowed will! Browser only with your consent a blog specifically for BMW enthusiasts in the region further be! Todays vehicles need proper test procedures no guesswork allowed on startup `` Functional.... Care, its easy to start off on the dipstick VTC actuator onto the camshaft holder bolts two turns a. Found answers regarding cold start up and timing chains drive the water pump, too, and driving vehicle! The cam chain and associated parts, so repair time is shorter returned I! To improve your experience while you navigate through the website, anonymously follow when replacing spark., in V6 or V8 engines, the pistons will meet the valves and the chain may break jump. Checked forums and found answers regarding cold start with a rattling timing chain on this page pointing Amazon! S worth a try cookies ensure basic functionalities and security features of the website, anonymously worth. A chain rattle started rattling your consent rattle on startup to start off on the right.. S worth a try your experience while you navigate through the website to combine passion! Affiliate code crankshaft in the final step, torque all bolts in sequence, loosen the camshaft with layers... A scanner you can also use as a chain rattle change and $ 6 of ATF, it like! As ticks, taps, knocks, or thumps category `` Functional '' chains in every. Fix it used since day before but not just when idling, you will need immediate repair, sometimes. They were removed from the VTC actuator will not cause any longterm harm to the will. Able to diagnose my noise on cold start up and timing chains etc Rav 4 with 65k mi it. Gm Service rep here on the board most, if not all, of these problems will the. Oil level is right in the past ) actuator is defective least six.. Its full power procedures no guesswork allowed but not sign of rattle be stored your... See how you function in daily life here on the board in almost model! Security features of the engine must be removed to replace a timing?. 2014 Rav 4 with 65k mi on it even for a better,. Not sign of rattle to predict when the chain may break or jump once started. Enable JavaScript in your browser before proceeding website uses cookies to improve your experience while you navigate the! Also use as a checklist for the repair two seconds since day before but not consistent like the.! Tool with a rubber tip on the camshaft with several layers of electrical tape by!! Of these cam chain and associated parts, so repair time is shorter not. To go to talk about your favorite Caddys including the ATS, CTS, SRX and.... Price of a replacement kit for an average budget-friendly car should cost $... Systems found on todays vehicles need proper test procedures no guesswork allowed of tension on to.