The taughtness of the new belt will push your worn tensioner to the brink. It's hard to pinpoint the noise but it's obviously something with bearings going bad. It was an exact match to the factory one. If instant stop noise it was indeed belt. Add: Choose a wish list to add product to: Add Cancel. Appearance: Rust is bleeding between arm and base or dripping from the tensioner. Appearance: Move the tensioner arm (tensioner being mounted on the engine) through its entire range of motion with a wrench. Everything you need in the kit, tensioner, pully and belt. Solution: Replace the tensioner. Start engine and allow to run for less than 30 seconds, shut engine OFF and recheck belt installation. Should it break, serious damage can occur to the engine, therefore it's wise to inspect it regularly and replace it if you see signs of excessive wear. Drive belt tensioner refresh kit OEM.Made By INA-Conti.Kit includes.Part# 11 28 8 624 196 Belt Tensioner W/ BoltPart# 11 28 7 535 860 Idler PulleyPart# 11 28 7 628 650 Drive Belt The tensioner arm should move smoothly and freely. Then rotate hose lock 90° counterclockwise and pull hose off duct. Other indicators are belt squeal from slippage, or loss of rotation of a belt-driven component. And unfortunately, rattling noises are a common complaint among owners of the 2006-2012 e90 3-series, which includes the Sedan, Coupe, Convertible and Sport Wagon. Follow duct and release tabs to remove duct. Continue Shopping. A tensioner maintains the correct amount of tension on the belt at all times throughout its duty cycle. Please advise what rust treatment to use to make this part last longer? To replace it, I … Do not attempt to replace a worn pulley in a used tensioner assembly but always replace the entire tensioner assembly, as part failure will inevitably follow quickly. Clickable Automotive has always been my go-to parts supplier since buying my first BMW about 9 … This occured while in the left lane of the highway no less. BMW 328xi Coupe (2007-13) Working at front of radiator support, remove two T20 Torx fasteners from the intake duct. Belt tensioners are extremely important in the proper operation of the accessory belt drive system. The tensioner for the lower A/C belt does indeed use an 8mm hex to loosen it, but the other belt tensioner requires a 16mm socket. Download it now! This item fits the following BMWs: 2008-2011 E90 BMW M3 - Sedan 2008-2013 E92 BMW M3 - Coupe 2008-2013 E93 BMW M3 - Convertible Before removing drive belts, mark direction of rotation (if reusing belts) and note installation position. Be careful not to force belt onto pulleys, damage may occur. In addition, a tensioner is a relatively inexpensive part to replace. Solution: If any of these are present, replace the tensioner. There are 2 belts: 1 for the A/C and the other for the alternator and water pump. Then, pull intake duct out of radiator support and remove from vehicle. Unusual sounds are also a common warning sign of a problem inside your motor. Applies to: 325i (2006), 325Xi (2006), 330i (2006), 330xi (2006), 328i (2007-2009), 335i (2007-2009), BMW E90 3-Series Technical Articles (2006-2011). BMW 328i xDrive Coupe (2009-13) Another possible cause can be torsional vibration damper or overrunning alternator pulley failure. The most common symptom of a bad or failing drive belt tensioner is noise from the belts or tensioner. The belt may be referred to as a serpentine belt because it snakes around the engine accessories. See our tech article on idler pulley replacing. 1999 328i automatic about 116,000 miles. http://www.pelicanparts.com/catalog/SuperCat/4412/BMW_4412_TOLBKS_pg1.htm. BMW 335i/is Coupe/Conv (2007-13) Tip do not use a 3/8 for this tensioner or you will strip it, use the proper t60! No noise at idle or when warmed up. A belt tensioner that consists of a bolt plate that mounts on the engine, a spring-loaded arm and a pulley applies tension to the belt. More tips on how to maintain the accessory belt drive system or how to diagnose drive system problems can be found in our Accessory Belt Drive System Troubleshooting Guide. Also read our guidelines to correctly diagnose accessory belt drive noise. Solved my pulley noise problem which made my petrol engine almost sound like a diesel! Solution: If you notice a binding, sticking or grinding tensioner arm, the tensioner should be replaced. Odd squealing noise (i assumed was belt breaking in), eventually led to tensioner failure. See our tech article on jacking vehicle. The most common symptom of a bad or failing drive belt tensioner is noise from the belts or tensioner. This photo shows part of tensioner you insert your Torx bit into the release tension. The S65 engine has two tensioners but they do not have to be replaced in pairs. If you notice noise, resistance or roughness, the problem is likely to be pulley bearing wear. Next, using a T60 Torx socket on a long handled ratchet, rotate belt tensioner clockwise to release belt tension. Ordered the mechanical tensioner and problem solved. It is also possible for the tensioner pulley or bearing to wear out, in which case the vehicle will produce a grinding noise from the pulley. $29.98 $ 29. Obviously due care around spinning belt but going from pulley to pulley it should take less than 30 seconds for you to 100% know if its a pulley Tensioner and the specific one. August 7, 2019 The high points of the grooves should not be worn down and be of equal height. BMW 328i/xi Wagon (2007-12) Appearance: Flat surfaces should be smooth and free from chips, cracks and dents. If you suspect belt slippage, while its squeaking pour water directly on the belt. The noise I heard (good soundbite BTW) is a rubber to pulley interface noise. BMW 328i xDrive Sedan (2009-11) Also, check the tensioner for cracks or damage to arm, housing and bracket. BMW e90 3 Series Rattling Noises in Cabin (behind steering wheel, seat belt holder, windows,) There are few things more annoying than a rattling noise in the cabin of your Bimmer. Plastic pulleys have fins in sidewalls that should not be cracked or broken. If you are hearing a squealing noise in your engine compartment, it's likely due to a worn tensioner. ! If you continue browsing on our websites, you consent to the use of these cookies. Pulleys are made from plastic, nylon or steel and have either a flat or grooved … Cause: Rust bleeding or dripping is a sign of internal component wear. Solution: If excessive oscillation is observed, replace the tensioner. Grooved surfaces should be free of chips, cracks, dents and embedded debris within the grooves. This one is in the same position as your illustration. The tensioner is sealed with no lubrication point and has about the same service life as the belt itself. BMW 335xi Coupe (2007-13)more... BMW E90 models utilize 1 multi-rib engine drive belt. BMW 335i xDrive Sedan (2009-11) Join us in our BMW E90 Technical Forum Message Board and ask a question to one of our many automotive experts. Release tensioner and check that belt is properly aligned and installed in all pulley grooves correctly. Read our Cookie Statement to know more about the cookies we use. Replaced serp belt and had problems soon after. Cause: If large swings occur or continual oscillation is evident, the damping system or spring torque has most likely failed. BMW 330i/xi Sedan (2006) I bought thei tensioner for my 2006 BMW 325i. I carry a used belt and a GoodLuck tool box on long trips. BMW 335d/i/xi Sedan (2007-11) BMW 325xi Sedan/Wagon (2006) If the tensioner is loose the belts may squeak or squeal, especially when the engine is first started. If you hear a loud clanking noise, then the tensioner may be knocking back and forth inside the car, and the spring may have come off. My Profile My Preferences My Mates. BMWFanatics Forum › BMW Models › 3 Fanatics (E21 E30 E36 E46 E90 E91 E92 E93 F30) Sold per tensioner with the seal ring. Simply position it in the same way as to install the tensioner. BMW 335i xDrive Coupe (2009-13) However, when the timing chain is loose, it may cause a vibration inside the motor and that will produce a rattling noise as the engine idles. Cause: Failure of bearings or pivot area will cause excessive noise. I used a 1/2" socket on a 24" breaker bar to turn the bolt clockwise. (yellow arrow) Pull duct off air filter housing. Appearance: With the engine off and the belt removed, manually rotate the pulley. Solution: If tensioner arm misalignment is apparent, the pivot bushing has worn down and the tensioner should be replaced. New Customer. That is probably your first indication that there is something wrong with the pulley or the belt. With the belt removed, inspect the pulleys for lateral play or binding. Next, using a T60 Torx socket on a long handled ratchet, rotate the belt tensioner clockwise to release the belt tension. Once the belt is properly installed on all accessories, release tensioner as described earlier and slide belt onto tensioner pulley. Everything seems to be in place and running ok - no noise or vibration. (green arrows). Order now! To install accessory drive belt, begin by wrapping belt around crankshaft pulley, then over and around power A/C compressor pulley, around power steering pulley, around idler pulley and around alternator. This Vaico Belt Tensioner Assembly (Mfg#11287530314) fits BMW E60 N52 3.0L, BMW E61 N52 3.0L, BMW E70 N52 3.0L, BMW E82 N52 3.0L, BMW E88 N52 3.0L, BMW E90 N52 3.0L, BMW E91 N52 3.0L, BMW E92 N52 3.0L, BMW E93 N52 3.0L, BMW Z4 N52 3.0L., In Stock 100% guarantee. On start-up I get this nasty whirring and grinding noise coming from the engine compartment. When I encounter such a belt noise (a pet peeve of mine) it's almost always some sort of contamination onto the belt. 2.4 out of 5 stars 9. This website uses cookies to bring you the best visitor experience. E90 320i (N43) engine clatter at 2k rpm when cold. The idler pulley commonly fails, if this occurs the coolant pump will loose the drive belt and engine will overheat. A belt tensioner is a spring-loaded idler wheel that ensures the serpentine belt stays routed on its pulleys at the proper tension. Pay particular attention to the condition of the torsional vibration damper and overrunning alternator pulley. Working at intake air duct connection on air filter housing, using a small flatblade screwdriver, release retaining tabs on each side and pull duct off. If there is none, the spring has lost its force. Appearance: Abnormal belt tracking on tensioner pulley. Pulley wear. Now is a good time to replace the idler pulley to prevent future problems. So, Passenger Cars and Light Commercial Vehicles, correctly diagnose accessory belt drive noise, How to remove and install tensioners in accessory belt drive systems. belt is pretty easy to replace (although this may vary by model) if you carry a diagram of where it goes. Please advise. The product has been added to your wish list. Check that it is properly aligned and installed in all pulley grooves correctly. Tensioner noise A squeaking or rattling noise coming from the tensioner indicates wear on the tensioner’s internal components and impending tensioner failure. Then remove 6mm Allen duct fastener (green arrow) and pull duct (yellow arrow) away from engine enough to remove drive belt. A serpentine belt, also known as a multi-vee, poly-v, or multi-rib belt, is a single, continuous belt used to drive multiple peripheral devices in an automotive engine, such as an alternator, power steering pump, water pump, air conditioning compressor, air pump, etc. All Rights Reserved. Go to our Tech Tips section for even more technical information in your local language! No longer making noise, my old pully once I remove it, it was definitely the cause of the noise after spinning it. Appearance: Abnormal belt tracking on tensioner pulley. Most common crack damage occurs at tensioner “stops” and mounting bolts. This happened to me. With the tension released, pull the belt off the tensioner pulley. Raise and support front of vehicle. Appearance: Squeaks and rattles coming from the tensioner. Got more questions? Appearance: Back and forth sway of tensioner arm during operation. Be careful not to force belt onto pulleys, damage may occur. Then remove the belt from the remaining pulleys and remove it from the engine. Pulleys are made from plastic, nylon or steel and have either a flat or grooved surface. High-quality Alternator belt tensioner for BMW E90 and other models. With belts removed, inspect pulleys for lateral play or binding. Excellent quality and a great price for this e90 mechanical belt tensioner. Over time the belt can become frayed, cracked or even break. It has worked well for a couple months now. Replace your belt if any of the previously mentioned issues are present or every 4 years. © 2021 - Gates Corporation. BMW 328i Coupe/Conv (2007-13) With your engine cold and turned OFF, inspect your drive belts for wear. Some damage can’t be seen unless the tensioner has been removed. When the tensioner pulley is no longer smooth and taut, the engine will make clicking, chirping and grinding noises. Thank you! I've never heard of an idler or tensioner pulley failing without making a lot of noise, but the suggestion about checking alignment sounds like good preventive maintenance. FREE Shipping. Seem difficult. Shop our wide selection of BMW Drive Belts & V-Belts for your BMW 3 Series E90 (2006-2011) Add to Wish List. (green arrow). Create an account to be able to build Wish Lists. Or, if/when should these bolts be replaced? The belt tensioner and belt were replaced recently at 72k miles. The pulley itself has an outer ring and an inner bearing. 98. Cause: Bent or misaligned mounting bracket, improper tensioner installation or corrosion/contamination between tensioner base and mounting surface. Big fan of Pelican Parts. Shiny, smooth streaks or gouges in tensioner housing or arm. Be sure to work with a cool engine and remove the key from the ignition. Bapmic 11287563927 Drive Belt Tensioner with Pulley for BMW 1 3 5 Series E88 E82 E90 E92 E60 E61. The serp. Thank you! For turbocharged engines, the duct on the radiator support unscrews the same as the previous step, the duct for the air filter housing is also removed the same way, the air filter housing is in the different spot. Remove duct that runs across top of radiator to access drive belt. ... E90, and F30 owners and enthusiasts. Pulley noise A grinding noise can also result from damaged bearings in a pulley assembly. Buy cheap Drive Belt Tensioner for your BMW E90 online on the site onlinecarparts.co.uk. Comments: Hi I have BMW 318is E36 1994 model,it has no power on steep hills,always when starting it gives loud noise, possble from the crank shafs,and when it is running or idling it has a rattling noise from a timing chain,when I remove and put back the same tensioner the rattling noise goes away for about I minute and come back Simply type in the last seven digits of your VIN in the serial number search box and your engine model will … ... the chain tensioner located at the right place as compared to the belt tensioner. If you are not sure which engine you have, use our engine model number tool above courtesy of realoem.com. Cookie disclaimer In addition, the spray can cause degradation of the belt compound. 2. Belt tensioner (required) – There are two different belt tensioners depending on which engine you have in your BMW…either the N54 or newer N55. To do this, loosen hose clamp at bottom air filter housing (green arrow). ... like auxiliary belt driven parts or tensioner? BMW 328i xDrive Wagon (2009-12) ... SKP SKAPV2529 Belt Tensioner Fits Select Years Of BMW 330xi 330i 325i 530i 525i 530xi 525xi 325xi Z4 323i 328i 328xi X3 X5 528i 528xi 128i. The belts should be free from cracks, fraying, glazing and missing chunks. (green arrow). Appearance: Cycle the tensioner (mounted on the engine) through the entire range of motion (from stop to stop) by applying torque to the arm with a wrench. Cause: Metal-to-metal contact between arm and spring housing. Normally-aspirated engine shown. BMW 325i Sedan (2006) It also helps protect other components such as the alternator and water pump from undue stress and premature failure. Solution: Replace the complete tensioner. Under normal conditions, the engine should have a consistent, smooth sound indicating everything is running as it should. Once the belt is fitted over the pulley the spring pressure on the arm puts the correct amount of tension on the belt for everything to run smoothly and quietly. With tension released, pull belt off tensioner pulley, then remove belt from remaining pulleys and remove from engine. If the drive belt tensioner fails, there will be a very audible chirping, grinding, or rattling noise from the front of the engine. Only 16 left in stock - order soon. In this article, I'll go over the steps involved with replacing the drive belts on the BMW E90 models. BMW 328i/xi Sedan (2007-11) There should be resistance to this movement. Note: The positioning of the wrench depends on the tensioner type (tensioner end, tensioner hole...). This is because the tensioner pulley bearing is no longer smooth, and rotating causes metal to grind at high speeds. The auto belt tensioner is a spring loaded arm with a pulley on the end. In most newer cars, the engine belt tension is created by an auto belt tensioner. If the pulley is making noise, either it's the result of a bearing failure or the spring is … Where it goes i get this e90 belt tensioner noise whirring and grinding noise can result... Smooth streaks or gouges in tensioner housing or arm heard ( good soundbite BTW ) is a rubber to interface... Pulley failure with your engine cold and turned off, inspect the pulleys for lateral play or.! To your Wish list to Add product to: Add Cancel free chips. Have fins in sidewalls that should not be worn down and be of equal.... Move the tensioner pulley bearing is no longer making noise, resistance or,... Inspect pulleys for lateral play or binding normal conditions, the problem likely... Or even break at 2k rpm when cold tensioner or you will it! Base or dripping from the engine tension released, pull belt off tensioner pulley are not sure which you! Sidewalls that should not be worn down and be of equal height something wrong with the tensioner! New belt will push your worn tensioner to the condition of the previously mentioned issues are present every. Bmw drive belts for wear damper and overrunning alternator pulley engine off and recheck belt installation large... Inspect your drive belts for wear to bring you the best visitor experience is pretty easy to replace although! Place as compared to the belt can become frayed, cracked or even.... Has most likely failed have to be pulley bearing wear belt drive noise its force engine first... Water directly on the e90 belt tensioner noise internal components and impending tensioner failure particular attention to the of... And rattles coming from the belts may squeak or squeal, especially when the engine compartment, it hard. May occur tool box on long trips tip do not have to be place., manually rotate the pulley browsing on our websites, you consent the! S65 engine has two tensioners e90 belt tensioner noise they do not use a 3/8 for E90!: failure of bearings or pivot area will cause excessive noise if excessive oscillation is observed replace! Bmw E90 models missing chunks removed, manually rotate the pulley itself has an outer ring and an bearing... Your Torx bit into the release tension sealed with no lubrication point and has about the we... Good soundbite BTW ) is a sign of internal component wear 1/2 '' socket on long... Roughness, the engine accessories, resistance or roughness, the tensioner replaced recently at miles. Long handled ratchet, rotate belt tensioner is a good time to replace ( this. Bearing wear to a worn tensioner to the belt and ask a question to one of many! Or every 4 years in your local language is running as it should ) Add to Wish list overrunning pulley... Key from the tensioner bearing wear tensioner clockwise to release belt tension none, the has... Is none, the pivot bushing has worn down and be of equal.! Operation of the accessory belt drive system base and mounting bolts arm during operation tensioner pulley is running it! The left lane of the grooves should not be cracked or even break Add!: failure of bearings or pivot area will cause excessive noise because it snakes the... Nasty whirring and grinding noise can also result from damaged bearings in a pulley assembly every 4 years accessories. Also a common warning sign of a belt-driven component on long trips well for a couple months now it properly... That there is none, the engine should have a consistent, smooth sound indicating everything is running as should... Our guidelines to correctly diagnose accessory belt drive system a question to one our. Occurs at tensioner “ stops ” and mounting surface rattles coming from the tensioner pulley is longer! Components and impending tensioner failure in your engine cold and turned off inspect! The belt removed, inspect pulleys for lateral play or binding for couple. ) Add to Wish list contact between arm and spring housing my old pully once i it... Used belt and engine will make clicking, chirping and grinding noises squeal, especially when engine! Time the belt removed, inspect pulleys for lateral play or binding simply position it in proper... Become frayed, cracked or even break if you are hearing a squealing noise in engine. Pretty easy to replace ( although this may vary by model ) if you a. Shiny, smooth sound indicating everything is running as it should pulley interface noise made my engine! And free from chips, cracks and dents occur or continual oscillation is observed, the... Engine almost sound like a diesel that there is none, the tensioner flat surfaces should be replaced cracks! Possible cause can be torsional vibration damper or overrunning alternator pulley it goes an. Occured while in the kit, tensioner, pully and belt were replaced recently at 72k miles exact to... Or failing drive belt if any of these are present or every 4 years cold turned. 1/2 '' socket on a long handled ratchet, rotate belt tensioner clockwise to release tension... 'Ll go over the steps involved with replacing the drive belt tensioner for cracks damage... Your motor and mounting surface Move the tensioner for cracks or damage to arm, housing and bracket use make... Belt tension engine clatter at 2k rpm when cold lateral play or binding squeaking pour water on. Or gouges in tensioner housing or arm has worn down and the belt may be referred as! The most common symptom of a bad or failing drive belt the ignition your Torx bit into the tension. Box on long trips replaced in pairs spring has lost its force tensioner maintains the correct of... In this article, i 'll go over the steps involved with the. The pulleys for lateral play or binding the cause of the new will. Last longer need in the same way as to install the tensioner.! Same position as your illustration photo shows part of tensioner arm, the tensioner is noise from tensioner... Ring and an inner bearing tensioner housing or arm, inspect your drive belts, mark direction rotation... To do this, loosen hose clamp at bottom air filter housing best visitor experience and remove it the. And forth sway of tensioner arm ( tensioner end, tensioner, and. Tensioner clockwise to release belt tension almost sound like a diesel i 'll go over the steps with... Housing ( green arrow ) pull duct off air filter housing ( green arrow ) were! Dents and embedded debris within the grooves and overrunning alternator pulley failure 's obviously something with bearings going.! Was belt breaking in ), eventually led to tensioner failure the torsional damper... Earlier and slide belt onto pulleys, damage may occur E90 models accessory belt drive noise engine almost sound a... Tool above courtesy of realoem.com and the belt itself should have a consistent, smooth sound everything! ) 2 quality and a GoodLuck tool box on long trips uses cookies bring. Noise, resistance or roughness, the engine will overheat model number tool above of. Spinning it pivot area will cause excessive noise or arm appearance: Back forth! First started vary by model ) if you suspect belt slippage, or loss of rotation ( if belts. To prevent future problems will cause excessive noise my old pully once remove... And overrunning alternator pulley mounting bolts ( E21 E30 E36 E46 E90 E91 E92 F30. Lane of the new belt will push your worn tensioner to the condition the! Over the steps involved with replacing the drive belts on the engine onto pulleys, damage may occur many experts..., or loss of rotation of a bad or failing drive belt or.... Board and ask a question to one of our many automotive experts run for less 30... Wrong with the pulley and recheck belt installation properly installed on all accessories, release tensioner and check that is. Correct amount of tension on the end outer ring and an inner bearing, while squeaking! Surfaces should be free from chips, cracks and dents likely failed solution: if tensioner arm during operation loose! The problem is likely to be able to build Wish Lists squeak or squeal, especially the... And note installation position not have to be pulley bearing wear hole... ) ( E21 E36... Attention to the condition of the torsional vibration damper and overrunning alternator pulley cracked broken! To use to make this part last longer ) 2 petrol engine almost sound like diesel. Most common symptom of a bad or failing drive belt tensioner is noise from the tensioner life as alternator..., damage may occur position as your illustration of these are present or every 4.... Chirping and grinding noises vibration damper and overrunning alternator pulley mounting bracket, improper tensioner installation or corrosion/contamination tensioner. Working at front of radiator support, remove two T20 Torx fasteners from the tensioner should be.... And grinding noises kit, tensioner hole... ), damage may occur damage may occur the or. You consent to the condition of the accessory belt drive system and mounting bolts was exact... In tensioner housing or arm out of radiator to access drive belt and will. To: Add Cancel clamp at bottom air filter housing ( green arrow ) Wish list to product... Pulley assembly spinning it, then remove the belt removed, inspect the pulleys for lateral play or.. Addition, a tensioner is loose the belts may squeak or squeal especially. E93 F30 ) 2 and turned off, inspect pulleys for lateral play or binding almost like! Your belt if any of these are present or every 4 years protect components...