How Long Can You Drive With A Bad Timing Belt Tensioner

It is therefore recommendable that the serpentine belt tensioner is inspected as soon as possible should you experience any issues with the component. In addition, the spray can cause degradation of the belt compound. It maintains the timing belt tension. As we knoe, t he timing belt is attached to pulleys that operate the camshaft and crank. Check them regularly to avoid serious problems. Handle belts carefully. Even though it is loud, the car will not start. There aren't a lot of warning signs that a drive belt tensioner has hit the end of its lifespan, in fact there is really only one. If you shop around, you could have a new timing belt installed for $300. This can cause excessive smoke to be released from your exhaust. There are parts that you can't get at without the belt off, so it's not a bad time to do them. DIY: Ilder/Tensioner Pulley Troubleshooting wobble the pulley by hand, sometimes this can be done with the belt on, but it's much easier when it's off How to Test For a Bad Brake Booster. I go to school for automotive mechanics and my instructor at school informed me he thinks it is my timing chain tensioner that has failed and I agreed with him because that is what I thought it was for the past year or so. Part of the timing belt replacement procedure is to remove the timing belt and inspect the timing components. This 'falcon' Goodyear belt went together without this issue. when I do it myself I will replace it if I didn't do it recently. Drive belt, OEM = 90916-02463 or aftermarket (use tool to confirm product fits) 1) Remove the negative (-) lead on your battery and wrap it with a cloth, for safety reasons. Snapped chains on cars under three years old and with as little as 40,000 miles on the clock is an unfortunate reality for some owners. Lawn Mower Belt Problem Reference Chart. The tensioner compensates for belt length changes due to wear or load changes within the system. I started a thread a couple years ago on the ultimatesubarumessage board - find grossgary thread about how long you can drive with bent valves on a car my friend said he inadvertently installed the timing belt on. A bad tensioner will usually be accompanied by noise. It was pukin' oil out of the crank seal, that was my real motivation to do the timing belt. I took the car to the dealer and they stated it was the timing chain and tensioner. One of the bad timing belt symptoms you can not ignore is engine misfire. This is why it is important to get your timing belt replaced when it is time to do so! The first symptom is material loss. Start by listening to hear if any noise is coming from the timing cover or front assembly while the engine is running. Toyota recommends a 60k mile timing belt maintenance interval for their V6 models and 90k miles on the V8 engine. Most tensioners have a place where you can place a socket to release tension while putting on the belt but I can't seem to find it. Truth About Timing Belts. With a timing belted engine there is never a warning sign most manufactures recommend replacing it at 60,000 or 90,000 miles. Given all of the above, I feel 15 years or 120,000 miles is a safe interval for most drivers to change all three: timing belt, tensioner and water pump. 5" extension to get these bolts. Both belts and tensioners and idler should be replaced at 100. Well i bought my 2000 Intrepid 5 days ago and after 100 miles on it, the engine goes bad, i think is the same problems like you all, the timing chane, and my mechanic said, new engine - 3000$, oh my god, i cannot understand how this can happen to me :(, and i am thinkink of going to 3. This can cause excessive smoke to be released from your exhaust. So if you have the extra money, it won't hurt to go ahead and replace them all at once. I did few timing belt jobs on older V6 motors and never used it and my budy Russ (Audi tech) approved that as well, as long as you don't move your crankshaft once the belt is off. It might be me projecting this onto the car, but it seems like the engine has more power. Since it's primary function is to hold your timing belt in place, it would be bad news for your engine if the belt slipped while driving. 1996 to 2002 3. A bad tensioner will usually be accompanied by noise. If you aren't changing the belt, you can just leave it routed around everything else, and just slip it off the tensioner and back on after changing the pulley. It is essential to remember that when changing the timing belt, the timing belt system tensioner and pulleys must be examined to determine if they exhibit signs of wear or damage. Then they pull the pin and you can see the idler pulley move and take up the slack. What Else Should Be Maintained and Replaced?. 17) Using a 14mm socket, slightly turn the RH camshaft pulley bolt clockwise to loosen the tension on the timing belt. Compare 1999 Honda Civic Timing Belt Tensioner Spring brands. I only have this same amount of slack when I don't have my tensioner bolted in place. Install a 22mm wrench to the crank bolt and wedge it up against the alternator pulley. If you avoid doing this service and the belt or chain stretches, deteriorates, or breaks, it will more than likely cost you an engine without any warning. I go to school for automotive mechanics and my instructor at school informed me he thinks it is my timing chain tensioner that has failed and I agreed with him because that is what I thought it was for the past year or so. Furthermore, when a tensioner has reached the end of its service life Gates recommends that all wear parts are replaced at the same time to ensure the best long-term solution. If you saw GWRRA’s Wing World magazine’s June, 2006 issue you might have seen a letter to the Workbench column about GL1000 timing belts. two-valve cars, timing belt failure or slippage can cause the pistons to hit the valves, resulting in major damage to the engine. It was a big mess but long story short my truck is fine but the belt is making a loud noise so I have come to the conclusion that the tensioner is going on it. Most commonly you will notice symptoms while trying to start your car or if it's making funny noises and acting-up while running. A coolant contaminated timing belt will have a reduced service life. Are you sure it's the timing chain making noise, or the timing belt tensioner going bad, which is a common issue? Usually the tensioner does not go bad. Driving with a bad timing belt tensioner I have a timing belt tensioner that isnt knocking really loud but its been like this for ATLEAST 10k miles (since i bought the car, and i noticed it but i didnt know what it was until i read some post about it here). If after inspection any or all of the timing components are found to be questionable they should be done. So, you need to change the cam seals, water pump, inspect the timing belt tensioner and idler pulleys for wear and replace as needed. The tensioner is a drive belt in your car that is a small element and used to check the timing belt’s work correctly and ensure that everything works properly in your engine. The chart below shows some possible signs of belt problems and solutions. Drive the car to check the systems if it still runs. Truth About Timing Belts. driving with a bad belt tensioner thats squeaking and rattling. One of the symptoms of a broken timing belt is the very loud sound that comes from the vehicle when you try to turn it on. You required to remove the front cover of the engines. At PartsGeek. Your engine has an internal timing chain, not a belt. Generally, this indicates that the tensioner or idler is not attached to the mounting location on the engine correctly or the bearings for the tensioner, idler or both, have worn and have excess "play". This is the second Dayco No Slack belt tensioner I have put on this car. By getting your belt regularly replaced, you can reduce the risk of your car breaking down. Release the pressure on the tensioner and check that the serpentine belt is properly aligned on all 6 pulleys. When inspecting the belt, look for cracks or chips, and for teeth or ribbing that appears to be missing. That my transmission output shaft bearing and wheel bearings went bad using this belt can't be just a coincidence. They go up to 150,000 miles on there service plans. the timing belt. It is generally separate from the belt that drives the water pump and alternator, but it may drive other components as well as the power-steering pump. As a general rule of thumb, roughly 75,000 to 100,000 miles or 7–10 years (whichever comes first) is a reasonable replacement interval with minimal risk. If the timing is off due to a bad timing belt, the two holes may release exhaust or take in air at the wrong times. Below are the top 5 symptoms of a bad timing belt tensioner. Both belts can be replaced with the engine still in the car. How Often Should I Replace My Accessory Drive Belt? By Rick Popely. This neglect can cause further damage to your engine which can cost thousands of dollars. First, your engine doesn't have lifters so adding seafoam or other 'cleaners' isn't going to do you any good. Once you have your crankshaft sprocket exactly at the index marks, replace the black pulley and tensioner bolt, torqued to 29 ft. A coolant contaminated timing belt will have a reduced service life. Some cars may have a longer or shorter interval. I went for a drive yesterday, and about 10 miles from home something started squealing under the hood, I first thought it sounded like a internal engine bearing or something as it sounded extremely. Catch Steve’s seminar ‘ Timing and Auxiliary belt system design and troubleshooting ’ at each MECHANEX show during 2016. Now you can understand why it is strongly advised that you replace the timing belt, water pump, idler, and tensioner at the same time since they are all located together and will have to be touched along with the belt when it is replaced. WaterPump Should be done while the belt is off it'll save money in long run should it fail - plus it'd take then only a spot longer todo - as to change a pump - the belt has to come off. How long can a 2012 mdx go on its timing belt My 2012 mdx is at 105k and the timing needs to be replaced soon but I'm thinking about taking it longer than what the book says. I replaced water pump, timing belt, tensioner, and both pulleys. Make sure you check and, if necessary, replace the auxiliary belt tensioner with Dayco APV2464. Release the pressure on the tensioner and check that the serpentine belt is properly aligned on all 6 pulleys. The first symptom is usually a rattle on the start up. 4L is a 'partially' non-interference engine. The timing belt/water pump/thermostat replacement is one of those jobs which can be pretty tough if you don't know what's going on. (Takes about 10 minutes to change and you only need a socket wrench to tighten/loosen the tensioner nut. After you get the belt wrapped around correctly (there's often a chart under the hood showing the route the belt takes, or you can check your repair manual), you'll need to tighten it using the bolt on your tensioner pulley. As long as the engine came on without a problem, you can give the car a short test drive. Your serpentine drive. This is one case where local driving would be preferable to highway driving, simply because of the highway scenario of having to dodge trucks while you. Driving with a bad timing belt tensioner I have a timing belt tensioner that isnt knocking really loud but its been like this for ATLEAST 10k miles (since i bought the car, and i noticed it but i didnt know what it was until i read some post about it here). How Often Should I Replace My Accessory Drive Belt? By Rick Popely. It is therefore recommendable that the serpentine belt tensioner is inspected as soon as possible should you experience any issues with the component. Non-interference engines will usually not self destruct, but in either case if the belt fails, the engine will immediately shut down leaving you stranded. Because the timing chains are so long, they are supported by plastic guides. The belt may have been damaged as well, and other parts of the engine could have been damaged, if the tensioner was malfunctioning for a long time before you had it looked at. If the engine is equipped with a hydraulic timing chain tensioner, the noise may disappear or lessen as the engine oil warms up and the tensioner removes some of the slack. It was a big mess but long story short my truck is fine but the belt is making a loud noise so I have come to the conclusion that the tensioner is going on it. With those two covers removed you should see the three bolts to the pulley that need to be. Then they pull the pin and you can see the idler pulley move and take up the slack. Don't drive it without a timing belt/chain tensioner. You do not need many tools to complete this job. A stock timing chain can suffer from stretching over time. Gates Carbon Belt Drive has been developed over the last 25 years for applications on 6000hp drag racing cars, 150hp motorbikes and more recently, bicycle drivetrains. On spring tensioners, removal may require the tensioner be pinned in place to prevent tension from returning as soon as it is released. Before starting a 2. At the very least, you should have a belt tension gauge to make sure the tension on a timing belt is correct. driving with a bad belt tensioner thats squeaking and rattling. However, the idea of a serpentine belt drive system has serious merit-not the least of which is the simple fact that one belt drives everything. Is the timing chain immune to mechanical failures? The simple answer is No, it is not. Failures are typically bad things, but when the failure is in a car on the road, it can be dangerous. In most vehicles, the belt must be removed if the water pump must be replaced. Since it's primary function is to hold your timing belt in place, it would be bad news for your engine if the belt slipped while driving. And when replacing the water pump, have them "toss in" a new OE thermostat too. Water, road dirt, excessive heat and oil leaks can cause the belt to wear faster. This can include a water pump, tensioner and engine seals. Subaru recommends that the belts be changed at 105,000 miles. Just like your heart, if the engine jumps time, it will run poorly or fail. Toyota Corolla Timing Belt Tensioner. the timing belt. The parts should come out to around $200 - $300 shipped. There aren't a lot of warning signs that a drive belt tensioner has hit the end of its lifespan, in fact there is really only one. However, if the timing chain wear is great enough so that the tensioner can no longer compensate for the slack, the noise may continue even after warm up. If your car ran fine and then the motor stopped suddenly with a clunk and won't restart, it is likely your timing belt. Next, I turn over the engine, using the bolt on the injector pump pully (19mm), to line up the timing marks to Bottom Dead Center. Remove the water pump, disconnect the lower radiator hose and. The problem of broken guides on the timing-chain. Have there been any problems with them going bad before 120,000 miles usually?. The spring on the tensioner wears out over time so we recommend replacing the tensioner pulley at the same time as the serpentine belt. When you are ready to remove the old timing belt and apply the new one, cut the old belt in half for its entire length. As long as you do the timing belt when it needs to be done (water pump at the same time) the car will run for a long time. Its got 113k miles on it. When you change the timing belt on those engines you should also change the tensioner, tensioner pulley and idler pulley. Again, I've seen arguments that the 2. The factory-recommended replacement interval for the timing belt is 60,000 miles, but more conservative. To change the tensioner I removed only the radiator/fans (for working space), belts and A/C belt tensioner, harmonic balancer, and timing cover. How to set timing (timing belt change) on a Subaru SOHC EJ25. A visual inspection will not tell you much about a timing belt unless it is in a really bad condition. Start off by turning the passengers side wheel to the right and raising your car so you can get underneath it. It was a big mess but long story short my truck is fine but the belt is making a loud noise so I have come to the conclusion that the tensioner is going on it. The tensioner is a pullly that is spring activated to keep the correct tension on the timing belt. Replacing the timing belt in your Ford Focus may not be inexpensive but it beats the alternatives. What this component does is keep constant pressure against the timing belt tensioner pulley to keep the timing belt at the proper tension. What you are doing, whether performing. The job pays 3. Now you can understand why it is strongly advised that you replace the timing belt, water pump, idler, and tensioner at the same time since they are all located together and will have to be touched along with the belt when it is replaced. You can probably get 120k miles out of the tensioner, but mine seemed to be making a rattling sound when it was cold out so I replaced it. If you want more room to work then take out the battery; it did help to have this out of the way. You should not attempt to use wild colors with your Engine Timing Belt Tensioner Gates T43131 because Engine Timing Belt Tensioner Gates T43131 is not cheap. The belts, tensioners and pulleys within your car or truck are no exception- they need the utmost care to ensure you enjoy the same smooth drive as when your vehicle first rolled off the lot. In addition, a tensioner is a relatively inexpensive part to replace. How Often Should I Replace My Accessory Drive Belt? By Rick Popely. Timing belts can stop working without warning. Best Answer: It depends on the car, and you didn't give us enough information to know. Drive belts typically last anywhere between 40,000 and 70,000 miles. The idler should be located such that it provides nearly equal arcs of contact on both driver. There are rarely any warning signs that the timing belt is weak. You can still drive for a considerable time without those things as long as you conserve electrical uses (a/c blower, radio, lights, etc) _____. In this picture, you can see the belt tensioner in it's locked position. The timing belt races around these pulleys and gears keeping the valvetrain of your engine in check!. Timing Belt Marks [Tip from Ross Gunn] The OEM belt has some printed lines that you position at the timing marks on the three pulleys, but other than that not much difference. The tensioner will cost about $40 to $50 depending on where you buy it and shipping costs. Vauxhall recommend replacement every 100,000 miles or 10 years (tensioner pulley and guide pulley must also be replaced). Timing belt driven water pumps normally last for the manufacturer's recommended interval for replacing the belt (100,000 miles or so) but if you're replacing the belt you might as well do the water pump, and vice versa! Symptoms or signs of a bad timing belt Timing belts give no easily noticed symptoms or signs that they are about to fail. Following these general guidelines and specific instructions from your owners manual or repair manual, your belt or chain will function for the life of your car. I used a long 1/2 extension with a 10mm socket on it, pressed it against one of the bolts on the backing plate while my buddy cracked the cam bolts free. We loosen the timing belt tensioner pulley bolt (that blue one) and this gives the belt enough slack so we can take it off. Sometimes a slipping belt can cause a decrease in power or a bad drive belt tensioner can also cause a belt to slip. I had the tensioner and timing chain replaced, along with the water pump, thermostat, bypass hose, and serpentine belt. The solution is to replace a serpentine belt and a belt tensioner. I've never tinkered with the cooling hoses, drive belts, power steering pump, or. There are parts that you can't get at without the belt off, so it's not a bad time to do them. Tensioner? If I have to spend a few extra bucks to get each part individually, so be it. So, as long as the serpentine belt breaks while you are in your driveway, you are out of harm’s way. Timing belts are another issue. Checking and changing your belt regularly prevents breakage, serious engine damage and keeps your car from breaking down. But like any belt the EPDM range will wear down and still needs to be checked during regular services. Symptoms of a Bad Timing Belt If you have a bad or worn out timing belt, the following are symptoms that may occur. It should be noted that the drive belt itself will most likely need replacing before the tensioner does. When Should I Change My Car's Timing Belt. CD, thumb drive, something because you will need it one day and might not be able to connect to the internet Members who take time to write and post such info is what makes Geo Metro Forums the best in the world. Coolant - 1 liter: The coolant is necessary if you'll be replacing the water pump impeller - the coolant needs to be drained and some of it will likely make its way to the floor instead of the catch container. After driving it 40 miles to a friend across town, the noise was constantly chirping. With the gear in 'D', A/C on and the handbrake pulled, I popped the hood and noticed for the first time that the main belt tensioner is "chattering" (video link below): LS1 Belt Tensioner Chatter. Timing Belt Replacement on my 2008 PT Cruiser. How Long Will My Belts and Hoses Last? Timing Belt: What You. Otherwise, you can be in for some trouble. There are parts that you can't get at without the belt off, so it's not a bad time to do them. Well i bought my 2000 Intrepid 5 days ago and after 100 miles on it, the engine goes bad, i think is the same problems like you all, the timing chane, and my mechanic said, new engine - 3000$, oh my god, i cannot understand how this can happen to me :(, and i am thinkink of going to 3. I just got a 2001 PT: Is the timing belt really OK until 120,000 miles like owner's manual says? My mechanic thought it should be changed at about 60,000 miles. How is a drive belt tensioner replaced? Removal of the drive belt by releasing the tensioner is the first step. Tensioner? If I have to spend a few extra bucks to get each part individually, so be it. If you purchase Engine Timing Belt Tensioner Bearing Gmb 420 9011 using a interest free credit card, make sure that the item is paid for by the end of the term. Let the car run for a few minutes as you look for signs of trouble. You're back in action!. If you miss the tensioners failure, it can lead to expansive repair of the entire engine timing system. I want to know which is stronger, as I do a lot of driving and can put mileage on this car quickly. They go up to 150,000 miles on there service plans. This can lead to other problems and you'll end up like me having to get another motor. Installed but with the pin still in, the belt was tight enough for the rotation test, and easily removed without consequence if the test fails. Engine Timing Tool Kit For Ford 1. Furthermore, when a tensioner has reached the end of its service life Gates recommends that all wear parts are replaced at the same time to ensure the best long-term solution. 7 has a timing chain. 1/4 drive uj and 8mm socket got it out though. but I try to follow the 5 year replacement rules. 2mm and said it should be replaced and I said I'll just DIY. 8 hours and with this tool you can complete this job with experience in about 1. A timing chain can last as long as the engine itself and doesn't need to be replaced unless there is a problem with it. The timing belt races around these pulleys and gears keeping the valvetrain of your engine in check!. WaterPump Should be done while the belt is off it'll save money in long run should it fail - plus it'd take then only a spot longer todo - as to change a pump - the belt has to come off. Pulley & Belt Calculator Interested in using our S3M Timing Pulleys or Belts? This useful tool will tell you the center distance between pulleys, or if you want a certain center distance, it will tell you what belt size you need based on what pulleys you have chosen!. DIY: Ilder/Tensioner Pulley Troubleshooting wobble the pulley by hand, sometimes this can be done with the belt on, but it's much easier when it's off How to Test For a Bad Brake Booster. The timing belt is pretty substantial, but it is, after all, a rubber belt and the actual service life will depend a lot on environmental and use conditions. 3 Ford Timing Belt Change Fortunately for us, changing the timing belt on a 2. What to Look For in a Faulty Timing Belt You should occasionally inspect the timing belt in your vehicle to make sure that it's in good condition. I just got a 2001 PT: Is the timing belt really OK until 120,000 miles like owner's manual says? My mechanic thought it should be changed at about 60,000 miles. If you do it yourself you will need a particular tool to set the tensioner pulley. We know that an idler pulley rotates on its own shaft, moving the engine drive belt along its route. If the engine is equipped with a hydraulic timing chain tensioner, the noise may disappear or lessen as the engine oil warms up and the tensioner removes some of the slack. "Next time I'm doing the job myself". This allows you to enjoy your car and drive worry-free. How to check it: 1) Remove fans, accessory belts. My advice is to do this 1st, then run a compression test to make sure no valves were bent. A mechanic may often recommend getting other components installed at the same time. Timing belt idler pulley Timing belt tensioner spring 2 camshaft seals Water pump I was feeling quite apprehensive at doing this job. I'm assuming you would want to replace them after 100k? I noticed that my tensioner shakes when the car is at idle and moves back and forth releasing tension a little. Next, I turn over the engine, using the bolt on the injector pump pully (19mm), to line up the timing marks to Bottom Dead Center. Are you sure it's the timing chain making noise, or the timing belt tensioner going bad, which is a common issue? Usually the tensioner does not go bad. You'll Timing chain. The following thread will explain how we set up the Toyota 5VZ-FE Timing Belt marks when replacing the timing belt. Place a 13mm socket on the tensioner bolt, and the square end of a 1/2" drive extension bar on a torque wrench like this. 9 months has passed and the car has done 16000 miles on the new belt. yup, you can use the factory tool, and maybe get some sleep at night, but what happens when you buy a timing belt that is not up to snuff? or one that has been stored for eons? any mass-produced item throws up a bad part, every now and again, so find a method that suits you, tension your belt, and religiously follow the maintenance schedule for. I went for a drive yesterday, and about 10 miles from home something started squealing under the hood, I first thought it sounded like a internal engine bearing or something as it sounded extremely. In most applications, the water pump and timing belt have about the same service life period (50,000 miles or more), so you'll save time and money by doing both at the same time. com: Passat - Timing Belt & Water Pump Replacement whiteout mark. This is a professional auto mechanic speaking: First I'm not sure what you mean by "fuel sensor" I assume you mean the fuel sender and it has nothing to do with the timing chain or belt. Well if you have to buy new sliders you have tensioner issues and buying a new OEM tensioner is expensive. This system is designed to apply a constant force on a belt. This is one case where local driving would be preferable to highway driving, simply because of the highway scenario of having to dodge trucks while you. A timing chain can last as long as the engine itself and doesn't need to be replaced unless there is a problem with it. Ok this is a little stupid but a little while ago, I read somewhere on the forum about kits that are sold by various auto parts stores that have everything you need to replace the timing belt and now I can't find the post. Everything should come out to less than $600. So, once you break all 4 cam bolts lose you can then compress the timing belt tensioner. A serpentine belt tensioner, also commonly referred to as an accessory belt or drive belt tensioner, is a spring-loaded or hydraulic automatic adjusting device that—along with pulleys—is responsible for generating and maintaining the proper amount of tension on a vehicle's serpentine belt so that the belt can keep all of the different. Lancia Beta timing belt change procedure & tips. ) As you pull back on the belt tensioner tool, the tensioner retracts and the tensioner arm emerges from the spring assembly. After driving it 40 miles to a friend across town, the noise was constantly chirping. One of the bad timing belt symptoms you can not ignore is engine misfire. Unless they are showing signs of wear, maybe not at that mileage, but should be replaced down the road at the next timing belt change. There's not a great deal of clearance in there and valve timing has to be spot on. And Toyota had a bad batch of timing belts that stretched bad. to do so, you will need a 8mm allen socket. AutoZone features a variety of belts, belt tensioners and pulleys to guarantee you can easily find the best parts for your ride. Even though the timing chain itself will probably outlast the rest of your truck, the guides and tensioners are less reliable. If the engine is equipped with a hydraulic timing chain tensioner, the noise may disappear or lessen as the engine oil warms up and the tensioner removes some of the slack. The tensioner pulley bearing may also fail. If you pull the belt off and can easily spin all the pulleys by hand, then it is most likely just time for a new belt and maybe a new belt tensioner. Lexus ES: How to Replace Your Timing Belt. (Takes about 10 minutes to change and you only need a socket wrench to tighten/loosen the tensioner nut. Bring it to a mechanic and pay him 3 - 5 hours labour. If you are using the OE Tensioner I would install the updated tensioner bracket, look to see if the crank shaft guide is installed correctly (if its a manual) Maybe you are using an aftermarket timing belt thats to long, maybe the heads have been machined to much and there is too much play in the belt above and beyond what the tensioner can do. If the pulley were to come apart, the belt that drives the alternator, a/c, and power steering would come off so none of those things would work. Serpentine belt replacement is easy because today's automatic drive belt tensioners eliminate the need to loosen bolts or pry components into position for retensioning. Our Nissan dealer said our brake pads on our Murano had. Every time you drive it is like russian roulette. On spring tensioners, removal may require the tensioner be pinned in place to prevent tension from returning as soon as it is released. 7 has a timing chain. A failing belt may also damage the parts it powers. According to the Workshop Manual the bolt holding the timing belt tensioner shold be tigthned to 45nm, but the tensioner itself (timing belt tension) should only be 19nm for a new belt and 17nm for a used belt. Is the timing chain immune to mechanical failures? The simple answer is No, it is not. Make sure the drive clutch is fully open so the belt can go as low as possible. Now you can understand why it is strongly advised that you replace the timing belt, water pump, idler, and tensioner at the same time since they are all located together and will have to be touched along with the belt when it is replaced. Remove the six bolts holding on the lower drive belt pulley and the vibration damper. A lot of cars could have a bad drive belt before 100k depending on weather condition. I'll just add, and take it with a grain of salt since I haven't changed a timing belt on a 2. If your car has 60,000+ miles on it and has already had its first timing belt replacement, as long as none of the seals are leaking and the engine won’t be damaged, it might be worth it to wait and replace the water pump later. The most common question we as a service facility usually hear is what exactly is a timing belt?. This can lead to other problems and you'll end up like me having to get another motor. If you suspect that your drive belt tensioner may be having an issue, have the vehicle inspected by a professional technician, such as one from YourMechanic, to determine if it should be. It is often recommended that you replace the tensioner along with items like the water pump, front engine seals, drive belts, and idler any time the timing belt is replaced Related Questions See what others have asked about this, or visit the Questions page to ask your own question. The best place for a tensioner on a belt drive is on the inside of the belt against the slack side. But unlike the shady mechanic who attempts to change your engine air filter every oil change, replacing the timing belt is absolutely crucial. The same thing goes for the drive belts. I can only speak to Toyotas, but the symptoms probably are not all that much different with other cars. The car makes a knocking sound when the engine is running. You can still drive for a considerable time without those things as long as you conserve electrical uses (a/c blower, radio, lights, etc) _____. then you have to remove the pump. The best place for a tensioner on a belt drive is on the inside of the belt against the slack side. 17) Using a 14mm socket, slightly turn the RH camshaft pulley bolt clockwise to loosen the tension on the timing belt. It is also recommended by the manufacturer. If you don't replace the. Let the car run for a few minutes as you look for signs of trouble. Yes there are some warning signs of bad timing belt that gives you red signal before time. By replacing your belt periodically, you can minimize the risk of breakdown. I can only speak to Toyotas, but the symptoms probably are not all that much different with other cars. If you have a belt noise or vibration and you've changed the belt, it's time to test your belt tensioner. No More Leaking Tensioner: The final step is to rotate the alternator nut back and forth a bit to turn over the engine and release the timing chain tensioner. Accessory or drive belt is the serpentine belt you can see, it runs the alternator, a/c and sometimes power steering depending on the car. Generally, this indicates that the tensioner or idler is not attached to the mounting location on the engine correctly or the bearings for the tensioner, idler or both, have worn and have excess "play". CD, thumb drive, something because you will need it one day and might not be able to connect to the internet Members who take time to write and post such info is what makes Geo Metro Forums the best in the world. Like the previous poster said, a lot of the work is opportunistic. It's likely that your tensioner is bad, because when the A/C kicks on the load on the accessory drive system is increased significantly. No telling if they were a/m or Toyota but the crank seal was not even all the way in and all 3 cam out ridiculously easily. In this video, we learn how to replace a serpentine belt on a Chevrolet Aveo. Lexus ES: How to Replace Your Timing Belt. Drive the car to check the systems if it still runs. Since it's primary function is to hold your timing belt in place, it would be bad news for your engine if the belt slipped while driving. I fought with getting the timing belt on, then rotated the crank a bit and the belt just slipped on. If as said i also drives the water pump and/or the power steering then no. Order your parts online or pick them up in-store at your local Advance Auto Parts. Belt coming off: Pulley misalignment, belt misalignment on pulley, defective tensioner, or bearing wear in tensioner, idler or driven accessories Belt noise can be hard to isolate, as the sound may seem to be coming from an accessory drive, such as the alternator or air conditioning compressor. Replacing Subaru Cam Seals. Sometimes a slipping belt can cause a decrease in power or a bad drive belt tensioner can also cause a belt to slip. With Gates TCKWPs, you can avoid returns by replacing all critical system components at the same time. Well if you have to buy new sliders you have tensioner issues and buying a new OEM tensioner is expensive. Subaru recommends that the belts be changed at 105,000 miles. Eventually a faulty belt tensioner can lead to further, more expensive damage, on all the components that are driven off the serpentine belt. The symptoms are as follows:. Remove the six bolts holding on the lower drive belt pulley and the vibration damper. Take a breaker bar and 19/32 socket put it on the belt tensioner bolt and pull on it to release the tension and remove the belt, be sure you have a diagram of how the belt goes on or make a mental note or draw a picture so you can easily reinstall the belt. How Often Should I Replace My Accessory Drive Belt? By Rick Popely. Nevertheless, the timing belt can be your nemesis; ignore it, and you'll have a very expensive engine rebuild on your hands. The following thread will explain how we set up the Toyota 5VZ-FE Timing Belt marks when replacing the timing belt. You can play the odds and go longer if you're feeling lucky. On spring tensioners, removal may require the tensioner be pinned in place to prevent tension from returning as soon as it is released. To do this, you will have to remove the lower drive belt pulley and vibration damper. Again, I've seen arguments that the 2. Vauxhall recommend replacement every 100,000 miles or 10 years (tensioner pulley and guide pulley must also be replaced). Then even if the tensioner is extended you don't need to compress it and can screw it in by hand. Failure to replace the belt can result in complete breakdown or catastrophic engine failure, especially in interference engines. So the cost of attending to the timing belt is well worth it in the long run. Yes there are some warning signs of bad timing belt that gives you red signal before time. Here's how that's done in most Ford Focus cars with 2. Belts do so much to keep your equipment running smoothly. I'm assuming you would want to replace them after 100k? I noticed that my tensioner shakes when the car is at idle and moves back and forth releasing tension a little. BUT, at 100,000 miles, I’m guessing there are other maintenance items that should be done in addition to the timing belt. Cracked Flywheel or Flexplate. This can lead to other problems and you'll end up like me having to get another motor. The same thing goes for the drive belts. There is also a belt from the back of the left-hand head cam pulley to power the high pressure fuel pump with a tensioner.