When is it necessary to change the timing belt on a Priora 16 valves


Any auto mechanic will explain to the motorist that the timing belt must be changed regularly, otherwise its rupture during operation will damage the vehicle. All motorists will be able to replace the part if they carry out the preparatory stage correctly, remove interfering components for a while, and set the timing marks on the Priora.

Experts advise checking the condition of this component of the mechanism every 105 thousand kilometers traveled. It will be useful for motorists to learn how to disassemble the mechanism and check for damage to the belt.

How to choose a belt for Priora?

In order for the gas distribution mechanism to work reliably on the 16-valve Lada Priora 21126 engine with or without air conditioning, you must choose the right product. You can purchase a factory version; according to owners’ reviews, it is considered the best for VAZ cars. Below we will analyze the types of timing belts by size, markings and prices.

Timing belt size for Priora

For Lada Priora cars, the length and overall size of the strap depends on the number of teeth installed on it. You can accurately determine which timing belt is installed in your car by identifying the engine modification and reading the user's service manual. Or you can remove the old belt and measure its size to purchase a new one.

Straps that can be used in Prioras:

Company and prices

The brand of the company plays an important role. When deciding which timing belt for Priora 16 cl. It’s better to choose, most consumers prefer the originals.

Below is a list of timing belts for the VAZ Priora with their cost:

The “techno-056” channel provided a video that describes all the differences between original Gates timing belts and fakes.

Signs of a Worn Belt

Signs of a worn belt are:

  • the appearance of fabric base fibers on its surface;
  • hardening, determined by the pronounced shine of the belt;
  • loss of elasticity;
  • drive extension is greater than permissible;
  • cracks and peeling.

Belt wear can also be determined by:

  • due to difficulty starting the engine;
  • by extraneous noise in the engine;
  • overheating
  • by changing the color of exhaust gases.

By knowing the characteristic signs of wear on the timing drive and replacing it in a timely manner, Lada Granta owners will be able to protect themselves from engine failure. And when buying a belt, give preference to original spare parts from well-established manufacturers.

What are the consequences of untimely replacement?

Questionable savings on the purchase of consumables for the timing mechanism can lead to significant costs for the restoration of the power unit. On the Lada Priora, the cylinder head has 16 valves, 4 for each working cylinder. If for some reason there is a mismatch in the operation of the timing belt and the crank mechanism, there will inevitably be a “meeting” of pistons and valves. In the best case, you will have to replace the damaged valve, but there can be more significant damage to the engine.

Check and replace worn timing drive parts in a timely manner; the machine will delight you for a long time with the flawless operation of the power unit.

How often should I change

In the service manual, the manufacturer indicated that the service life of the product is 200 thousand kilometers. However, there have been cases where the product needed to be replaced after 20 thousand km or even earlier. Practice shows how many kilometers a factory strap can actually withstand: on average, this figure ranges from 120-150 thousand km.

User Ivan Bolutov spoke about the choice of original timing belts for the Lada Priora.

We recommend that you familiarize yourself with the signs that indicate the need to change the product:

About the resource

Well, now we’ve come to the most interesting thing, namely the resource. You know, now I want to talk specifically about normal belts and tensioning equipment, about “PRIORS” will be a little lower.

Not all manufacturers strictly indicate how often to change the belt, but such information can still be found, even in the car’s operating books.

The average mileage recommended for replacement is 100,000 kilometers. On many foreign cars, this mileage can be much longer, about 150,000 kilometers.

Now the question may arise: what does it depend on? Guys, to be honest, the belt itself can run (as some manufacturers claim) about 200,000 km, but its service life is reduced due to tension and support rollers. They are often the culprits of the cliff!

The support roller is a kind of bearing on which the belt rests, often has a plastic housing.

The tension roller is almost the same plastic bearing, only it is located on a special mount that “tensions” the belt, that is, it keeps it in “tone” and prevents it from “sagging” and jumping onto a tooth.

Both videos must be of simply excellent quality, no, they simply must! With foreign cars this is almost always the case, these “support” and “tensioner” last a long time, and replacement is 100 - 150,000 km in advance.

If one of the rollers stands up, the belt wears out, within some 100–200 km of travel, or maybe even less.

As you may have guessed, not only the belt is changed, but also the tension and support rollers - THIS IS MANDATORY, REMEMBER THIS! As an indirect reason for a future replacement, there may be noise from the timing drive; when the rollers begin to “bend”, they begin to make noise.

Manufacturer's terms

The vehicle operating instructions recommend replacing the timing belt, tension roller, and pump after 200 thousand kilometers.

How long it actually takes to replace it depends on many factors. If the car drives most of the time on country highways without traffic jams, sudden acceleration and braking, the belt can last 200 thousand kilometers. Aggressive driving style, traffic jams, poor-quality consumables and maintenance reduce the actual service life of the timing belt.

Experienced owners of this model and repairmen recommend replacing it after 50–60 thousand kilometers. You need to check the condition of the timing mechanism parts every 10–15 thousand km.

Particular attention should be paid not only to the tension of the timing belt in the timing drive, but also to the condition of its teeth. It is their cutting that causes breakdowns followed by expensive repairs.

Belt

This part in the timing mechanism drive transmits rotation from the crankshaft, two camshafts, and the coolant pump. The loads on the belt are large; high demands are placed on the quality of the material for its manufacture. It is quite difficult to break the body of the belt; most often its teeth are cut off.

Impact of mileage

The service life of drive parts depends on many factors, most often the following:

  1. The car's mileage before replacement.
  2. Operating conditions of the machine.
  3. Quality of material for manufacturing.
  4. Technical condition of timing drive mechanism parts.

Many experts and owners argue about how much mileage a car should have before replacement. No one gives a definite answer, since this can be done after 100 thousand km or more, sometimes much earlier than the recommended period. Usually, owners change the consumables of the timing mechanism after 50–60 thousand km, which many consider the best option. This figure can be changed in one direction or another. So, if the gears in the drive have wear, this will lead to accelerated failure of the belt. Its performance is greatly affected by the “age” of the product used.

When the car's mileage may be only a few thousand km, and the car has not been used for several years, in this case it is best to replace all the timing drive parts. The penetration of engine oil and other technical fluids into the drive operating area also reduces the service life of belts. The cost of timing drive consumables is significantly less than the cost of repairing the engine if the belt breaks, so you should not save on this.

How to properly replace a timing belt

To prevent the drive belt from breaking and repairs, it is necessary to promptly replace and tighten the product. Work on replacing and adjusting tension should only be carried out on a cold engine.

Tools

What you will need to complete the task:

Channel In Sandro's garage, I made a video showing the procedure for replacing the timing belt on a 16-valve Priora engine.

Instructions with pictures

Below is a detailed description with photos of how to install a new belt and correctly align it with the marks:

1. Dismantle the timing belt protective cover 2. Install cylinder 1 in accordance with the marks 3. Unscrew the tensioning devices with a wrench 4. Tension the rollers using a special wrench

Tension check

How to check the correct tension of the strap after replacing it yourself:

Changing the belt yourself

Replacing the timing belt of a Lada Priora with 16 valves is not the most difficult procedure. Buy a kit that includes tension rollers, stock up on tools, and you’re good to go.

Instructions

  1. Lift the hood, use a hex wrench to unscrew the five bolts on the cover, and remove it. Unscrew the two bolts from the lower timing cover.
  2. Disconnect the crankshaft sensor.
  3. On the passenger side, place a jack under the wheel, lift the car with it, and place the wheel in a suspended position. This will make it easier to align the marks of the mechanism and camshafts - they should be parallel, opposite each other. Combine them with fifth gear engaged, turning the wheel to the correct position. Turn off gear transmission.
  4. Find the flywheel and remove the rubber plug with a regular screwdriver. Under the muffler you will see a flywheel with a mark, it should be located opposite the mark on the left side.
  5. You need to get to the crankshaft pulley; to do this, remove the wheel or turn it to the right, you need to turn it all the way. Unscrew the five bolts that secure the mudguard.
  6. Ask a friend to engage fifth gear and press the brake, at this time, using ratchet No. 17, unscrew the bolt that secures the crankshaft pulley. Rotate in the opposite direction clockwise.
  7. Remove the thrust washer
  8. Unscrew the bolts securing the tension and thrust rollers. Use key 15. Remove the rollers, remove the belt.
  9. Now install new rollers, do not tighten the tensioner type, they will be used for adjustment. Reinstall the camshaft pulleys, then the crankshaft pulley.
  10. Put on a new belt - pull it onto the crankshaft, then around the pump, then onto the camshaft pulleys.

Visual inspection

To be confident in the reliability of your car, you must carefully carry out all maintenance work, which also includes periodically checking the condition and tension of the timing belt. This must be done on a cold engine. To check, you will have to remove the plastic drive protection. On cars with air conditioning, you will have to remove the belt. The timing drive must be rotated and simultaneously inspect both the outer and inner sides of the timing belt.

The slightest peeling, cracks, and stains of technical fluids are not allowed. If they are detected, the faulty part is replaced. The drive tension is controlled by the tension roller. To do this, align the marks on the pulleys of both camshafts with the bosses of the rear drive casing. When the tension is correct, the cutouts on the race and the tension roller bearing sleeve should match. Otherwise, it is necessary to adjust the drive tension. The drive should not be loosened or overtightened, as this may accelerate its failure.

Weak link: pump, roller, belt

The reasons for repairing the timing unit are most often broken bearings of the tensioner roller and pump, as well as the timing belt. The pump also has to be changed if the seal of the structure is lost, causing loss of coolant. To replace it, you will have to remove the camshaft pulleys and the rear protective cover of the casing. Remove the generator roller tensioner fasteners (3 bolts), unscrew the 6 bolts (10mm) securing the casing, two of which are located under the camshaft pulleys. After removing the casing, unscrew the 3 bolts securing the pump.

Video “How to correctly change the timing belt on a Priora”

User Sergei Tsapyuk made and published a video in which the procedure for replacing the timing belt in a VAZ Priora car was demonstrated in detail.

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Checking the condition of the belt

The inspection regulations for this unit require an inspection in a cold engine state. Remove the outer protective casing to allow visual contact with the surface of the gas distribution unit parts. Having gained access directly to the timing belt, rotating its drive, inspect both sides of the consumable in detail for the presence of any kind of defects (wear, broken teeth, protruding cord, rubber delamination, etc.). Tensioner rollers are subject to careful inspection; in the presence of mechanical damage and large play, they contribute to increased wear of the consumables. The presence of oil stains on the surface of a rubber technical part, which contribute to the destruction of its structure, is not allowed. If found, immediately remove from surface.

Why install a belt or the advantages of the mechanism

This node has plenty of advantages, despite the “screams” of opponents, let’s list them:

  • Silence of work. This is probably the biggest plus - with a belt drive, the engine runs quieter than an iron opponent. Maybe not by much, but the effect is, as they say, “noticeable”, or rather audible!

  • Price. Belt drive is two to three times cheaper than a similar metal structure. This affects both initial production (in factories) and final consumption (the owner). Even if you change the belt every 70,000 kilometers, it will still be cheaper than changing the chain once every 250,000 kilometers.
  • Space saving. It was a surprise to myself, but engines with a chain mechanism are about 10% larger than engines with a belt drive! Why? YES, everything is simple - the chain drive is inside in oil, and accordingly you need to make a valve cover, block, pan, etc. – more massive to close it inside. Here's to a larger engine! Of course, now they’ll say, “Didn’t you forget about the belt?” After all, it also has a casing in front? No, I didn’t forget, but the casing is usually smaller in size.
  • Oil quality. Everyone knows that chain transmission is very demanding on the quality of engine oil; the service life due to poor quality lubrication can be reduced by 20 - 30%, which you know is significant! Therefore, it is advisable to change the oil every 10 - 12,000 kilometers. The timing belt in this regard is simpler; it doesn’t care about oil at all, it spins in the air and doesn’t come into contact with this lubricant in any way.
  • Easy maintenance. Needless to say, the belt is much simpler and, let me emphasize again, cheaper to replace. There is no need to go into the engine and disassemble it, drain the oil, etc.
  • Well, and probably the last thing - the belt is easier to tighten, you can at least tie it in a knot. You can’t do this to an opponent, that’s why the “tensioners” for the chain are unique.

When to change: consequences of untimely change

It is recommended to replace the timing belt on a Priora after different periods of time. The manufacturer claims that it can withstand one hundred thousand mileage, but experience shows that a change may be needed much earlier.

The optimal period is every fifty thousand kilometers. Some argue that over such a short service life, rubber is simply not capable of failure. However, no one takes into account the conditions - roads, fuel quality, etc.

Also, during the operation of the mechanisms, it wears out, the rubber stretches, and therefore does not provide the correct tension of the timing belt, and slippage is possible. The teeth can wear off - because of this, traction with the gears is not ensured.

There is no exact time for a change that would suit all motorists. Some take good care of their vehicles, drive carefully, and use only high-quality fuel. Others use a more extreme type of driving, foreign liquids get on the rubber, etc.

In order not to lose your car during the repair period and not to spend a fortune on restoring the mechanics, write down or remember the date of the last timing belt change on the Priora. Next, regularly check the condition of the rubber; if worn, replace it with a new device.

Signs of possible failure

There are several characteristic signs that should alert the driver:

Pay attention to these “symptoms”, even if the Priora’s mileage with a new timing belt has not yet reached 50 thousand km. It may fail earlier if foreign liquid gets onto the drive - oil, coolant, as well as dust or dirt.

It’s worse if it’s the coolant that gets onto the drive. Firstly, this means that the gasket that ensures the pump is sealed has failed, or there is a problem with the pump. Then the rubber is damaged and service life is reduced tenfold.

Even if the belt is new, but coolant or antifreeze gets on it, it will fail even after operating for 10 thousand miles. You will have to replace the Priora timing belt and figure out why foreign substances get on it.

How to check the serviceability of the belt yourself

If you suspect that it is time to replace the Priora timing belt, it would not hurt to check the serviceability of this rubber product. Visual diagnostics will allow you to check the serviceability and absence of scuffs on the Priora timing belt.

Recommendations from Lada Granta owners

Experienced drivers recommend replacing the timing belt at the first signs of wear. At each maintenance, do not be lazy and inspect the condition of the drive. If it breaks, the valves will “meet” the piston and the engine will have to be repaired.

Very often you can find feedback that the belt failed after 20 thousand kilometers due to the poor quality of the product. The purchase of a belt must be made at trusted retail outlets and from well-known companies.

Another tip is to check not only the condition of the belt, but also the timing parts. Often the cause of belt failure can be excessive wear of the gear teeth.

The recommendations boil down to one thing - do not be late in replacing the timing belt when it is worn out.

How to check tension

At the end of the work, it is necessary to adjust the tension of the timing belt drive on the Priora. The adjustment is made as follows:

    Using a special wrench, you need to turn the tensioner pulley counterclockwise.

Tensioner adjustment key

You can check the tension by applying force to a rubber product weighing 10 kg. The deviation value should not exceed 5-7 mm.

When tightening the pulley and roller bolts, it is recommended to use a torque wrench. The tightening torque for each element is equal to the following values:

After adjustment, you can put the protective cover back in place. Finally, the generator belt tensioner roller is installed, as well as the belt itself. It is also recommended to replace these elements with new ones. Finally, do not forget to fill the coolant before starting the engine.

Upon completion of the work done, you can start the engine and check its operation. If the marks are correctly set, the engine will start the first time the key is turned in the ignition switch. In this case, the engine should operate evenly and keep the speed in the region of 800-900 rpm. Listen to the timing belt drive. There should be no extraneous sounds or noises. The presence of a whistle or hum indicates that the tensioner is too tight and needs to be loosened.

Source

Adjust the tension to ensure maximum mileage

Normal belt tension

What is the best way to adjust the timing belt tension? To do this, take pliers to remove the locking rings and insert the ends into the grooves from the outer race of the roller (tensioner). The belt is tensioned, while using pliers you need to turn the tension roller counterclockwise so as to align the cutout of the outer race with the protrusion of the bushing (rectangular). The roller mounting bolt is tightened with a wrench. It is worth noting that the spare timing kit does not include anything other than a belt and rollers, so all keys and sockets must be purchased separately.

How to complete the installation of this element? After installing the pulley from the generator drive, you need to rotate the crankshaft by the mounting bolt 2 turns (clockwise) and check the alignment of all marks. If there is a discrepancy, then all operations must be carried out again, because no matter how high-quality the timing belt itself is, it will not be able to perform its functions if it is poorly installed. After all the operations and reassembly of the parts, you need to start the machine and let it run for about a quarter of an hour.

Next, you need to re-check the belt tension: when a force of 100N is applied to the middle of its long part, the “sag” should be in the range of 5.5 to 6 millimeters. If you are not confident in your experience in carrying out such work, it is better to contact a car service center that specializes in Priora, so that later you do not have to pay for the repair of the entire engine. But it’s worth having basic knowledge of how to tension a belt, because this part often fails on the highway, far from service stations, even if the car has low mileage.

Replacing the timing belt on a Lada Priora - when to change it and should you focus on mileage?

Replacing the timing belt is carried out on DOHC engines, which are installed on Prioras, as a rule, performed after 60 thousand km. mileage Despite the fact that the manufacturer recommends changing the belt closer to 200 thousand.

There are those who don’t wait and change the belt every 40-50 thousand, but where is the truth and when should you actually replace it? Let's figure it out.

Synchronization of the intake and exhaust processes is realized using a belt drive. The belt itself is a toothed, dense ring consisting of several layers of rubber and nylon. The specification and compatibility of the belt is indicated on its sidewall, in this case the width is 22 mm, the number of teeth is 137. When buying a timing belt, you should be attentive to the quality of the product; it should not have defects such as scuffing, roughness, cracks and irregularities.

The timing belt on a Priora combines many components, bending around drive rollers and pulleys. So this belt is related to the coolant pump pulley, the camshaft pulleys that lift the valves, has one guide roller, and the degree of tension is regulated by a special tension roller. To install the belt, you must follow certain rules and take into account special marks located on the belt, crankshaft pulley, oil pump, and camshafts. From the Priora factory, they receive sets of timing belts and rollers manufactured by Gates; there seem to be no questions about the belts, but the plastic rollers are considered the “Achilles heel” of these sets. Those who have had bitter experience of using such belts and rollers strongly recommend replacing them early and checking their condition regularly.

Features of the Priora car

Motor of the new Lada

The engine on the Priora belongs to the class of so-called DOHC engines (Double overhead camshaft), which have two shafts, each for its own row of valves (two for exhaust, two for intake). The valves are driven by pushers, which gives an advantage in power delivery.

The timing belt on a Priora car is a rubber-mechanical product with teeth along the inner edge. Its rim indicates the type of engine for which the part is suitable, as well as markings indicating the number of teeth (137) and width (22 millimeters). When purchasing a timing belt, you should check its quality by pressing on a non-toothed surface. Obvious product defects include the appearance of longitudinal or transverse cracks, delamination, and excessive roughness on the teeth.

The timing belt goes through a tensioner pulley, a timing pulley on the crankshaft, a coolant pump pulley, a pulley (toothed) for the exhaust camshaft, a pulley for the intake camshaft, and an idler pulley. The system also has marks on the crankshaft pulley, oil pump, belt cover (rear), and on both camshafts.

In the factory configuration, the car is equipped with a Gates Kit timing belt with plastic rollers, which are not of good quality, so experienced “prior mechanics” prefer to change this part even before the recommended period expires.

Why is this so important?

I think it’s no secret to anyone what happens when the timing belt breaks, but perhaps there are those who are not in the know. In the event of a break, the synchronization of the operation of the cylinder-piston group and valves is disrupted. The pistons begin to move towards the valves, which are no longer controlled by the belt; as a result, the pistons “meet” the valves. After such a “meeting,” the pistons are destroyed, the valves are bent, and in general you end up with a major engine overhaul. Could this have been avoided? It is possible, of course, if the manufacturer of this engine thought about this at the design stage, completely eliminating such a phenomenon. By the way, there are quite a few “plug-in” engines in the world that, after a broken belt, do not need to be “overhauled”; you just need to get to a service station and replace the timing belt. In such engines, when the valve belt breaks, the valves do not meet the pistons.

The belt and rollers must be replaced immediately if, during inspection, you find:

Separately, I would like to note the appearance of vibration and black exhaust; such symptoms, of course, can occur under other circumstances, but this option should also be considered.

Consider exclusively mileage in the question: “Is it time to change the timing belt or not?” - this is mistake. Firstly, even with low mileage, problems can arise with the belt or rollers. And secondly, there are many situations when you practically or completely do not move, while the motor is running, therefore, the belt wears out. For example, if the car is used mainly in the city, the mileage may be low, but the life of the belt itself will be at its limit, since in traffic jams the engine is running, but there is practically no movement.

There are other factors that can cause a belt to fail prematurely. For example, if oil, fuel, dirt or sand gets on it. Small particles of sand eat into the surface of the belt, destroying its surface; oil and other petroleum products soften it, reducing its strength and shortening its service life.

Be sure to watch this video: TOP 6 signs of timing belt wear

Finally.

To summarize the above, I would like to give some practical advice that will allow you to avoid timing belt rupture and, as a consequence, major repairs.

That's all for me, write in the comments when you prefer to replace and how you monitor the condition of the above-mentioned elements.

Source

About Lada Granta engines

One of the main engines installed on these models is the 8-valve VAZ-11185-50. This is an improved VAZ-2111, with a power of 82 horsepower. It is installed on sedans and hatchbacks. Advantages of VAZ - 11185-50:

  • reliability and environmental friendliness have increased;
  • cravings have increased;
  • When the timing drive breaks, the valves do not bend.
  • increased noise;
  • the need for frequent valve adjustments;
  • burnout of one of the valves;
  • violation of the integrity of the gasket.

Grant's car "Norma" is equipped with an 8-valve VAZ-21116 unit. This is a modified and improved VAZ-21114. Advantages:

  • low noise level;
  • power growth. With this engine you can reach speeds of up to 167 km/h, and acceleration to 100 m in 12.4 s;
  • noticeable fuel savings.
  • lower engine life;
  • fragility of the pistons. Installation is lighter than that of its predecessor. For this reason, they can fail when meeting the valves;
  • When the timing drive breaks, the valves bend.

Granta "luxury" is equipped with a VAZ-21126 engine. This is a 16-valve engine with a power of 72 kW (98 hp) - a direct successor to the VAZ-21124. Advantages:

  • impressive dynamic characteristics. Acceleration to 100 m in 11.4 s.
  • bending of valves when meeting the pistons.

Grant's cars are also equipped with a VAZ-21127 power unit with a power of 106 hp.

  • lack of a mass air flow sensor, instead of which an absolute pressure sensor is installed;
  • increase in power;
  • good low-end traction;
  • gas distribution mechanism DONS.
  • unable to quickly gain momentum in higher gears;
  • noise during operation;
  • bending of valves when the belt breaks.

Removing the timing belt

You will need : a 5-point hexagon, a 17-point, 15-point, 10-point socket and a large flat-head screwdriver.

Procedure:

In order not to disturb the valve timing, it is necessary to set the crankshaft and camshaft to the TDC (top dead center) position of the compression stroke of the 1st cylinder. For this:

We fix the flywheel by inserting a screwdriver between the flywheel teeth through the hole in the clutch housing. Then:

After removing the timing belt, the crankshaft and camshaft cannot be turned. When replacing a timing belt, the tensioner and support rollers of the belt also change.

Visual inspection and work procedure

How to check a belt for rupture if the car “knocks” during a trip? To do this, some car enthusiasts just need to unscrew the timing cover and visually assess the condition of the part. And this is the easiest way for the Priora series, while some foreign cars are already equipped with detectors for such a breakdown, located right in the car’s interior. It is interesting to note that both domestic and foreign cars are susceptible to belt breaks on Russian roads, often regardless of their mileage.

How to install a new timing belt on a domestic Priora car? To do this, first of all you will need:

  1. Remove the fastening screws from the front top cover using a “5” hexagon;
  2. Remove the mudguard from the engine compartment;
  3. Using the socket at “17”, turn the crankshaft clockwise (by the bolt from the drive pulley leading to the generator). Inspect the timing belt for damage or contamination;
  4. Unscrew the pair of screws that secure the lower cover from the timing drive using a hexagon to “5”;
  1. Remove the cover and the generator drive belt;
  2. How to avoid violation of the gas distribution order? To do this, you need to put both the crankshaft and the gas distribution shaft in the top dead center position for the compression stroke of the first cylinder (turn the crankshaft by the pulley mounting bolt clockwise until the marks on the pulleys align with the marks on the rear cover from the timing drive);
  3. To check the position of the crankshaft, you need to remove the rubber plug located in the upper part of the clutch housing (at the same time, the coolant temperature sensors, the wiring harness from the sensors, and the cooling system hose must be disconnected). After this, it’s worth looking at how the mark is located on the “one” flywheel. It must be placed so that it is opposite the second slot on the top cover of the clutch housing on the Priora.
  4. What action should be taken next so as not to disrupt the valve timing again when the bolt is unscrewed from the fastening on the pulley at the generator drive? In this case, you will need an assistant to fix the flywheel by placing a large-diameter slot-type screwdriver through the hole in the clutch housing and into the flywheel teeth.
  5. Next, you need to remove the generator drive pulley, having first loosened the fastening bolt and its support washer.
  6. Using a spanner or a 15mm socket, you need to loosen the fastening bolt from the tension roller of the belt itself (the roller turns - the tension weakens).

Return to contents

Installing the timing belt

Before installing the rollers, apply thread sealant to the threaded part. We do not completely tighten the tension roller bolt. Before installing the timing belt, check the alignment of the timing marks. It is convenient to control the position of the crankshaft by aligning mark 1 on the crankshaft toothed pulley with mark 2 (rib) on the oil pump cover.

We put the timing belt on the crankshaft pulley, tensioning both branches of the belt, we put the front branch behind the support roller, and the rear branch, putting it on the coolant pump pulley, behind the tension roller. Then we put the timing belt on the camshaft pulleys.

VAZ cars: repair, maintenance, tuning

Replacing the timing belt on a 106-horsepower 16-valve Lada Granta 1.6 service will cost approximately $40-45. This seems like enough incentive to roll up your sleeves and replace the belt yourself. The whole job will take no more than an hour and a half and does not require any special skills.

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