Maintenance of engine attachments Skoda Fabia With a volume of 1.2 liters requires special attention to the state of the drive mechanisms. It is the polyclin belt that is responsible for the operation of the generator, air conditioner compressor and pump, ensuring the stable operation of all vehicle systems. Ignoring signs of wear can lead to a sudden cliff, which in modern conditions often means stopping the engine and overheating, since the circulation of antifreeze stops instantly.
Many owners Skoda Fabia They delay a visit to the service, believing that the belt will go on forever until they hear a strange whistle at launch. However, the life of the part is limited not only by mileage, but also by operating conditions, the quality of the rubber mixture and the state of the tension mechanism. Timely replacement drive belt This is a guarantee that your car will not stop at the most inopportune time, for example, on the highway or in traffic.
Signs of wear and the need for diagnostics
The first and most obvious signal of problems on the part of attachments is a characteristic whistle when starting a cold engine or during a sharp press on the gas. This sound is caused by slipping. drive belt on the pulleys, which indicates a loss of elasticity or insufficient tension. If the whistle is only heard in wet weather, the problem may be moisture, but regular noise requires immediate check-up.
Visual examination should be performed regularly, even if no extraneous sounds are heard. On the surface. Skoda Fabia With a 1.2 MPI or TSI engine, dirt and oil often accumulate, which accelerate the destruction of rubber. You need to carefully consider the ribs of the belt for cracks, stratifications, as well as traces of detachment of the cord.
- ๐ Examine the inner surface of the belt for deep cracks and chips.
- ๐ง Check for oil stains that may indicate leaking ossic from the generator or pump.
- ๐ Evaluate the degree of wear of the side edges: they should not be worn to a smooth state.
If you find at least one of the listed defects, you can not delay the repair. Even small cracks can quickly grow under load, leading to complete destruction of the belt. Remember that the cost of a new product is incommensurable with the price of repairing the engine after it overheats.
Selection of quality spare parts and equipment
When choosing a spare part for Skoda Fabia 1.2 It is critically important not to save, since cheap analogues often do not care for the claimed resource. The original belt from Skoda Usually comes complete with a new stretch roller, which is a prerequisite for quality repairs. Installing only a new belt on an old worn roller is a gross mistake that will lead to a re-failure after a short time.
There are excellent alternatives to original parts from proven manufacturers on the market, such as: Continental (ContiTech), Gates or Dayco. These brands use the same manufacturing techniques and materials as conveyor suppliers, but often offer kits at a more affordable price. Note that different belt lengths and configurations can be used for 1.2 TSI (CBZ series, CBZB) and 1.2 MPI (BZG series, CGPA) engines.
| Manufacturer | Kit type | Approximate price (RUB) | Resource (km) |
|---|---|---|---|
| Skoda Original | Belt + roller | 8000 - 12000 | 60 000 |
| Gates | Kit (Kit) | 4500 - 7000 | 60 000 |
| Continental | Belt + roller | 5000 - 8000 | 70 000 |
| Dayco | Belt + roller | 4000 - 6000 | 60 000 |
When buying, be sure to check the items by catalog using the VIN code of your car. Sometimes the same engine in different years of release was installed belts with different number of streams.
โ ๏ธ Note: Never buy a belt without checking the date of manufacture. Rubber swells over time even when stored on a shelf. Avoid kits that were released more than 3 years ago.
Necessary tools and preparation
For a self-replacement, you will need a standard set of tools that most motorists have in their garage. The main tool will be a gate with an extension and a head on 13 or 15 mm (depending on the type of tensioner on your modification). Also, you can not do without a jack and support, since access to the belt is often carried out from below, through the wheel arch.
- ๐ Gate and rattle with a set of heads (main dimensions: 10, 13, 15, 18 mm).
- ๐ง A lock ring removable or a thin screwdriver for fixing the tensioner.
- ๐งค Protective gloves and glasses to protect the hands and eyes from dirt and rust.
- ๐ฆ A flashlight to inspect hard-to-reach places in the engine compartment.
Before starting work, be sure to disconnect the negative terminal of the battery to avoid short circuits when accidentally touching metal parts. If access to the tensioner is difficult, you will have to remove the right front wheel and plastic underwing. It will take a little time, but it will greatly simplify the process and allow you to see all the details without strain.
- Complete set
- Only keys
- I need to buy.
- I'm doing it.
Step-by-step replacement instructions
The replacement process begins with the relaxation of the tension mechanism. You need to insert the collar into the square hole on the tensioner gear and swivel it counterclockwise until the tension eases. Once the belt is free, remove it from all pulleys, starting from the farthest from the tensioner. Remember or photograph the belt bypass scheme so as not to confuse it when installing.
โ๏ธ Preparing for replacement
After removing the old belt, inspect the pulleys for contamination and damage. If there are bullies on the generator pulley, it can quickly spoil the new belt. Remove all dirt and oil using a degreaser. Next, the stretch roller must be replaced. To do this, unscrew the fixing bolt, remove the old roller and install a new one, making sure that it rotates smoothly and without backlashes.
The new belt is installed in reverse order. Put the belt on all pulleys except the stretch one, making sure it sits in the grooves evenly. Then, with the help of the collar, loosen the tensioner again, put on the belt and smoothly release the mechanism.
โ ๏ธ Warning: When installing a belt, make sure it does not overturn. If the belt sits incorrectly, it will quickly wear off and can fly off on the move.
How to properly check the tension?
After installation, turn the engine manually to two full turns and make sure that the belt does not jump. The tensioner must have a range and not rest on the stopper.
Frequent errors and maintenance nuances
One of the most common mistakes is trying to pull the belt "on the eye" or using the wrong tool to turn the tensioner. This can cause the tension mechanism to break or improper tension, causing vibration and noise. Always use regular holes on the tensioner, do not try to press the lever with a force exceeding the permissible.
Another frequent nuance concerns engines with a turbocharged 1.2 TSI. On these units, the belt can contact the heat shields of the turbine if the brackets are improperly installed or deformed. Be sure to check for gaps between the belt and any fixed parts.
- ๐ซ Do not use the mount to remove the belt - this can damage pulleys and attachments.
- ๐ฅ On turbocharged motors, check the integrity of the heat shields before installation.
- ๐ After replacement, be sure to start the engine and let it work for 5-10 minutes, checking the absence of extraneous noise.
If you hear a knock or a grind after replacement, stop the engine immediately and check the installation is correct. Perhaps the roller is installed with a skew or garbage got.
Before buying a new belt, measure the length of the old one with a rod or rope to precisely pick up an analogue if the article is lost.
Replacement periods and maintenance schedule
Official regulations for Skoda Fabia 1.2 provides for the replacement of the drive belt every 60,000 km of run or every 4 years, whichever comes first. However, real-world conditions often dictate more frequent replacements. If you often drive on traffic jams, off-road or in conditions of heavy dust, it is recommended to check the condition of the belt every 30,000 km.
Climate conditions also play an important role. In regions with extremely low temperatures, rubber loses elasticity faster, which increases the risk of a break in cold start-up. In hot climates, exposure to ultraviolet light and high temperatures under the hood accelerates the aging of the material.
Regular diagnostics of the condition of the belt and tensioner allows you to avoid sudden breakdowns and costly repairs of the engine cooling system.
FAQ: Frequently asked questions
Is it possible to replace just the belt without changing the tension pulley?
Technically this is possible, but it is highly not recommended. A worn roller with dry bearings can quickly destroy the new belt or jam, causing it to break. Always change the kit.
How can I determine which belt is on my 1.2 engine?
The number of grooves and the length of the belt depend on the configuration (whether there is air conditioning or power steering). The most reliable way is to remove the old belt and look at the markings on it or use the VIN code to search in the catalog.
What to do if the belt breaks on the road?
Don't try to drive to the service station. Stop and check the condition of the cooling system. If the pump is driven by this belt, the engine will overheat. Call a tow truck or towing service.
Can belts from other Volkswagen Group models be used?
Sometimes the belt is off VW Polo or Seat Ibiza It fits with a similar engine, but this needs to be checked in the spare parts catalogues. Differences in length can be critical even by millimeters.