Product Description

1    70880     Washer, Plain
2    35711    Belt, V
3    357132     Screw, Hex Flange Head Cap
5    390 0571      Screw, Hex Flange Head Cap
6    3957112     Screw, Hex Flange Head Cap
3913433     Support, Fan
7    3 0571 60     Ring, Retaining
8        395719     Screw, Hexagon Head Cap
9        391571     Bearing, Ball
10        3911924     Hub, Fan
11        3913434     Support, Fan
12        3923044     Retainer, Fan Hub
13    3914462    Pulley, Fan
14    3919952     Screw, Hex Flange Head Cap
15    3925344     Screw, Hex Flange Head Cap
16    3925883   Screw, Hex Flange Head Cap
18    393571     Pulley, Fan
19    3930867     Plate, Clamping
20    3930868    Bracket, Belt Tensioner
21    3930869     Bracket, Adjusting Link
393 0571     Support, Fan
22        S 16255     Ring, Retaining
23        393 0571      Support, Fan
24        3930861     Boss
25        3930863     Shaft, Fan Hub
26        393 0571      Bearing, Ball
27        393571     Bearing, Ball
28        393 0571      Cover, Access Hole
3930956     Support, Fan
29        3930862     Pulley, Idler
30        3930864     Shaft, Idler
31        3930865     Spacer, Mounting
32        3930866     Support, Belt Tensioner
33        393 0571      Bearing, Ball
34        393571     Bearing, Ball
35        393 0571      Cover, Access Hole
39        3933219     Ring, Retaining
36    3930961     Spacer, Mounting
37    393 0571      Screw, Captive Washer Cap
38    393571     Washer, Spherical

3977081    3977147 3977148 3977158 3977163  3977194 3977221 3977327 3977361 3977530 3977534 3977535  3977547  3977627 3977628 3977632 3977689 3977727 3977851  3977853  3977926 3978019 3978031  3978032 3978034 3978036 3978040  3978180  3978189   3978244 3978324 3978390 3978441
3978475  3978560  3978702  3978818 3978820 3978822 3978824 3979067 3979118  3979211  3979330 3979337  3979344 3979403  3979420  3979506  3979744
399571  3991085  3991123  3992086  3992087  3992149  3992150 3999620
3999630   3999796 3999797  3999798 3999806 3999807 3999813 4 0571 6  4019743  4571705  4571236  4032639 4 0571 93  4 0571 03 4 0571 15  457183  457146  457152  457158  457162  4058964  4063933  4063970    4063971  457143  4076493 4 0571 30 4 0571 50 4 0571 32  42 0571 1-K 0571    4205Z36A-571 4205ZGC06-571  435716  4311590  4311591  4327571  43828 A   4890146 4890189 489   489571  4891571 4891571  484891178  4891209  4891252  4891288  4891385  4891647  4892062
4892255

HangZhou CZPT Industry & Trade Co., Ltd.
Add:Haili Industry Park ,HangZhou Economic Development  Zone ,ZheJiang ,China
Post Code:442013
 
 

engine

Replacing a Failing Drive Belt Tensioner

A failing drive belt tensioner can be extremely costly. Here’s what to look for and what to do if you suspect yours is bad. In addition, you’ll learn how to identify Idler pulleys and repair it yourself. If the tensioner is failing, you should replace the belt, as well as the Idler pulleys and shaft bearings. But what if the tensioner isn’t faulty?

Symptoms of a bad or failing drive belt tensioner

If your car’s drive belt is not moving smoothly, the pulley may be at fault. Ideally, the tensioner pulley should move away from the engine when the car starts. However, if it stays put or starts to move toward the engine, it’s time to replace the tensioner. The belt may also start to exhibit different wear patterns, such as the uneven wear of the sprockets, bearings, and springs.
If the serpentine belt begins to look loose and the engine loses its luster, the problem is most likely the bad drive belt tensioner. This issue will result in engine vibration. A faulty drive belt tensioner may also lead to a faulty spark plug, which prevents fuel from burning in the combustion chamber. This issue will likely require an engine diagnostic tool, such as an OBD2 scanner, to determine the cause of the check engine light.
Another sign that your drive belt tensioner is failing is a chirping noise. This noise can occur intermittently or constantly, and it may signal a problem with the pulley. In some cases, a faulty pulley may even cause your engine to misfire. Additionally, you may notice that the engine won’t start, even if you engage the starter motor.
In addition to the noise that may come from a failing tensioner, the bad belt tensioner may cause your serpentine to fail. In addition to the noise, this can also lead to overheating of the engine, which can result in costly damages. In addition to causing engine damage, a bad belt tensioner won’t reserve the minimum tension it needs to do its job and may even exceed it, causing the belt to wear out much faster.
If you notice any of these symptoms, it may be time to replace the drive belt tensioner. You can find a replacement OEM part online at a discounted price, as they’re available in wholesale quantities. A Mazda engine typically has no other parts blocking the serpentine belt path, so you can easily find the part you need. After replacing the drive belt tensioner, you’ll need to replace the serpentine belt as well.

Cost to replace a drive belt tensioner

Depending on the location and type of vehicle, replacing a drive belt tensioner can cost between $235 and $267. Some repairs may require other parts, such as a serpentine belt or tensioner housing. RepairPal’s Fair Price Estimator can help you get an accurate estimate for your particular vehicle. You can also contact HomeX, a virtual repair shop that can fix simple issues like loose drive belt tension.
It’s a relatively simple DIY job for most cars. An experienced mechanic will be able to replace the belt in a half hour or less, depending on the type of car and how many parts are affected. Depending on the complexity of the repair, the labor to replace the drive belt tensioner could cost anywhere from $50 to $170. The labor to replace the drive belt tensioner is typically included in the quoted price, but some auto shops may charge more to replace other car parts as well.
Replacing the drive belt tensioner is a relatively easy task. While the process might take an hour or more, it will be worthwhile in the long run. Regular inspections can prevent costly repairs by identifying problems before they cause major damage. A car’s belt is essential to the operation of the engine and can’t be operated without it. Changing it can save you money, as it will save you from spending extra on unnecessary parts.
Thankfully, there are plenty of tools available to help you replace your drive belt. While it may not be the easiest repair, it will still cost less than a mechanic’s service call. It is better to replace the belt early than to wait for the vehicle to break down, as this will prevent more expensive parts from breaking. You may also consider investing in a premium belt, which will give you twice as much mileage as a cheaper one.
While a drive belt tensioner is generally considered a wear-and-tear item, it is a part that should last the entire life of the vehicle. You can expect to replace the drive belt tensioner no earlier than 125,000 miles, but it is better to do it early if your car isn’t that old. And it doesn’t hurt to check the owner’s manual for directions on how to replace the drive belt tensioner.

Idler pulleys

Idler pulleys may seem like a minor part of your car, but their important job is to keep various components in good working order. Fortunately, they are inexpensive and don’t need much maintenance. If 1 pulley fails, it is best to replace all of them. However, it is not always easy to check idler pulleys yourself. It’s recommended that you visit a professional auto repair shop that is ASE-certified to inspect and replace the idler pulley.
Depending on the size and type of idler pulleys you need, you’ll have to purchase 2 or 3 pieces. You’ll need to purchase a pair of pliers for this part, as well as a tensioner pulley wrench. The cost of a replacement idler pulley will vary by make and model, but you can expect to pay between $40 and $200. These prices don’t include taxes or fees. Because they are so essential to drive belts, it’s worth investing in 1 or two.
Idler pulleys are a vital part of a car’s engine. They’re found underneath the hood and are usually 2 to 4 inches in diameter. They run over a roller that’s used to tension the belt. The belt is wrapped around a series of engine parts, and the idler pulleys are a complement to each other. You may not need an idler pulley on your car, but your mechanic will install it for you if you don’t.
The idler pulleys for a belt tensioner are crucial parts of your car’s engine. If they are worn down, the belt is likely to move loosely over them. Corrosion may also make the idler pulley move less freely. If the idler pulley is slipping, the belt may jump over the pulley, and the squealing noises will indicate a serious problem.
The idler pulley is a pivotal part of the engine’s power train. It redirects the path of the serpentine and timing belts, so that they can make optimal contact. The larger the contact patch, the more power the belt will transfer. The idler pulley can also improve the vehicle’s performance. It is a vital part of the engine, so make sure you check it frequently and install it correctly.

Repairing a drive belt tensioner

Replacing a drive belt tensioner is relatively simple. While your belt may need to be replaced, other parts of your engine may also need to be fixed. Typically, the tensioner will be replaced along with the pulley, as both parts are prone to malfunction. Replacing the drive belt tensioner is a fairly straightforward job, and it should only take about an hour or two. By following these simple steps, you can save yourself a lot of money and time.
You can detect the problem by observing the belt glazing. Typically, it occurs when the tensioner does not have enough spring tension. Another sign of a failed component bearing is excessive arm oscillation. Excessive chattering and oscillation indicate that the damper has worn out. If you notice excessive oscillation, you should replace the tensioner pulley. Otherwise, you might be dealing with a defective bearing.
A damaged or out-of-adjusted drive belt will make a squealing noise. This is due to the belt slipping on the pulleys. It is most noticeable when the car is first started in the morning. A damaged drive belt will also be hard to manipulate. The new belt should be the same length and width as the old one. You can check the tensioner by pulling the belt and compressing it.
A worn-out drive belt tensioner will result in unusual noise, excessive wear, and a loose belt. This is especially affecting if the car is equipped with a serpentine belt. The drive belt tensioner has a roller bearing that can wear out, which will cause a squealing noise or even cause the belt to roll off entirely. Because of its important role in engine operation, it is vital to check the condition of the drive belt tensioner on a regular basis.
While replacing a drive belt tensioner may seem like a simple DIY project, you should consult a mechanic before undertaking the work. The parts and labor costs of a drive belt tensioner repair can range from $140 to $400, and you should allow an hour for this repair. If you are not comfortable performing the repair yourself, you can always hire a mechanic to do it for you. In most cases, a drive belt tensioner replacement will cost approximately $70 to $80 and take about an hour.