Introduction to the maintenance of the braking system
Owners Skoda Rapid 2021 release often face the issue of timely maintenance of the brake system. This is a critical safety element, which directly affects the life of the driver and passengers on the road. Ignoring signs of wear and tear can lead to costly repairs of calipers and discs.
The 2021 model range features updated electronics and new requirements for friction materials. Brake pads For this machine must meet strict quality standards. Selection of the right spare part is not just a purchase by the number of the part, but a complex task that requires taking into account the operating conditions.
In this article, we will discuss all aspects: from determining the moment of replacement to step-by-step installation procedure. You will learn which brands have proven themselves best and how to avoid typical installation errors. Attention to detail here will pay off many times in the form of reliability and predictability of the car.
How to determine wear and when it is time to change
The first sign of needing a replacement is the characteristic sound. If you hear a metal grind or squeak when you press the brake pedal, then the friction material is almost completely erased. In some cases, manufacturers provide wear indicators that create an acoustic signal when in contact with the disc.
In addition to sound, pay attention to the behavior of the pedal. If it has become "softer" or requires a deeper tap to stop, it's a worrying sign. It is also worth checking the visual thickness of the friction layer. For Skoda Rapid The minimum permissible thickness is usually about 2-3 mm, but it is better to change them earlier.
Here are the main symptoms that require immediate diagnosis:
- π¨ Screaming or squeaking when braking
- π¨ Vibration of the steering wheel or body when the pedal is applied
- π¨ Increased braking distance
- π¨ Lighting of the ABS lamp or brake control lamp
Do not wait for the complete abrasion of the shoe to the metal. In such a situation, you risk damaging brake discsRepairs that will cost much more. Regular checks of brakes should be part of your routine operation.
β οΈ Attention: If you notice a strong beating of the steering wheel during braking, the problem may not only be in the pads, but also in the deformed brake discs. In this case, replacing only the pad will not give the desired effect.
Original details or analogues: what to choose?
The auto parts market offers many options for Skoda Rapid. Original from VAG It guarantees full compliance with factory characteristics, but the price of such components is often overstated. Analog brands offer great value for money if you know who to trust.
Among the popular manufacturers it is worth highlighting TRW, Brembo and Textar. These companies are suppliers to the conveyor line of many European brands, including Skoda. Their products are often identical to the original, but are cheaper. Brands are also popular. Febi Bilstein and ATEThey have proven to be reliable solutions for urban operation.
When choosing low-quality analogues, you may encounter a number of problems:
- β Rapid wear of discs due to the rigid composition of the friction mixture
- β Dust and pollution of wheel discs
- β Unstable braking at high temperatures
For the 2021 model, it is best to avoid the cheapest options from the market. The price difference between a low-end Chinese brand and a high-quality European counterpart is not big enough to risk security. The original items for the Rapid 2021 often change depending on the type of engine and configuration, so always check the VIN code.
- Original (VAG)
- TRW/Brembo
- Textar/ATE
- Budget analogue
Preparing for replacement: tools and consumables
Before you start work, you need to prepare everything necessary. You donβt have to be a professional mechanic, but having the right tool will speed up the process and make it safe. Make sure the car is on a flat surface and securely fixed.
You will need a jack and safety stands (goats), since it is absolutely impossible to work under a machine standing only on a jack. From the tool you will need: a set of rattles and heads, mounting, dynamometer key and balloon key. Also, do not forget about personal protective equipment.
List of required tools and materials:
- π οΈ Set of heads (usually 13, 15, 17 mm)
- π οΈ The caliper piston compressor (or special ticks)
- π οΈ Copper lubrication for guides and back side of the pads
- π οΈ Brake Cleaner (Brake Cleaner)
Pay special attention to lubrication. Never use conventional motor oil or graphite lubricant where it is not provided. For guide calipers, use a special high-temperature lubricant, for example, TRW PFG110 Or analog. This will prevent the mechanism from jamming in the future.
βοΈ Preparing to replace pads
β οΈ Attention: Before compressing the caliper piston, be sure to unscrew the lid of the tank with brake fluid or leave it slightly ajar. Otherwise, the level of liquid in the tank will rise and may spill out, damaging the paint coating of the body.
Step-by-step instructions for replacing front pads
The process of replacing the front pads Skoda Rapid 2021 has its own characteristics. The subports on this model are often equipped with an electrical or mechanical return mechanism that requires careful handling. First, you need to remove the wheel and unscrew the calipers.
After removing the caliper bracket you will have access to the old pads. Carefully remove them, noting their location. Clean any rust or dirt from the caliper seats using a wire brush and brake cleaner. This will ensure that the new parts fit correctly.
If you are replacing just the pads and not the entire caliper, you will need to push the piston back into the body. On some models, the piston must not only be pressed in, but also turned clockwise. Use a special tool or sliding pliers. Do this slowly, monitoring the fluid level in the reservoir.
Installing new pads is done in reverse order. Apply a thin layer of copper grease to the back of the pads and where they meet the metal brackets. This will eliminate the appearance of brake dust and squeaks. Do not apply lubricant to the working friction surface!
The nuances of working with the caliper piston
On some versions of the Rapid 2021, the piston is threaded. When pressing it in, it must be rotated clockwise at the same time. If you try to simply press it in without rotating it, you will break the mechanism. Always use a special adapter or tool to compress the piston with a rotating function.
After assembly, be sure to check the functionality of the brakes. Before starting to drive, press the brake pedal all the way down several times so that the pistons come out and press against the discs. Otherwise, the first exit may turn out to be dangerous due to the lack of braking.
Before installing the wheel, make sure that all mounting bolts are tightened with a torque wrench to the torque specified in the manual (usually about 120 Nm). This will prevent the wheel from coming loose while driving.
Features of rear brake maintenance
Rear brakes on Skoda Rapid 2021s often feature a drum or disc design with a mechanical parking brake. In the case of a disc system with a handbrake, the replacement process is more complicated than in the front. The rear caliper piston has an integrated handbrake mechanism.
To press in the rear caliper piston, you must use a special tool or adapter that combines rotation and pressure. Simply pressing without rotating will damage the handbrake mechanism. This is a critical point that beginners often miss.
If you have drum brakes, the process of removing the drum may require unscrewing the mounting screw from the rear. Sometimes the drums stick to the hub and need to be carefully pryed off with a pry bar or knocked down with blows through a spacer. Be careful not to damage fragile items.
When servicing the rear brakes, be sure to check the condition of the handbrake cable. It should move freely, without jamming. Lubricate the cables with special lubricant if they are tight. Also check the condition of the rubber covers of the caliper guides.
Rear brakes require a more complex tool to compress the piston due to the handbrake mechanism. Using a simple clamp is unacceptable and dangerous for the mechanism.
Compatibility and part numbers table
To make it easier to select spare parts, we have prepared a summary table of popular articles. Please remember that these data may vary depending on the trim level and engine size of your vehicle. Always check VIN compatibility before purchasing.
| Manufacturer | Article (example) | Brake type | Note |
|---|---|---|---|
| Original VAG | 5Q0 698 151 D | Front | Original, high price |
| TRW | GDB1374 | Front | OEM supplier, excellent quality |
| Textar | 92137403 | Front | Trusted brand |
| ATE | 13.0460-5332.2 | Front | High efficiency |
| Original VAG | 1K0 698 451 A | Rear | For drum/disc |
Using a table will help you quickly navigate through the catalogs. Please note that part numbers may differ for versions with and without ABS, as well as for different years of manufacture. Do not rely blindly on listings, but check with the seller for information.
Why do article numbers change?
Car manufacturers often update part specifications throughout the model year. This is due to changes in suppliers or design improvements. Therefore, the part number that suits your car at the beginning of the year may be different from what suits you at the end of the year.
Common replacement errors and their consequences
Even experienced craftsmen sometimes make mistakes that lead to rapid wear of new pads or failure of the brake system. One of the most common mistakes is improper lubrication of the guide supports. Using the wrong lubricant can cause the caliper to seize and the brakes to overheat.
Another common mistake is not cleaning the footprints. If rust or old dirt remains on the caliper, the new pads will sit crooked. This will cause uneven wear and vibration when braking. Thorough cleaning is required.
It is also worth noting the error with untimely replacement of brake fluid. When replacing the pads, the pistons are pressed in, forcing fluid into the reservoir. If the fluid is old and wet, it may boil when heated, causing the pedal to fail. Change brake fluid every two years.
Here is a list of what not to do:
- π« Do not use regular guide lubricant
- π« Do not leave the caliper hanging from the brake hose
- π« Do not clog the guides with anthers without lubrication.
- π« Do not test brakes immediately after installation without bleeding the pistons.
Following these simple rules will ensure long and safe service for your braking system. Regular Maintenance - the key to success. Don't skimp on time and quality of materials.
Conclusion and final recommendations
Replacing brake pads with Skoda Rapid 2021 is a task that can be done with your own hands if you approach it competently. The main thing is not to rush, use the right tools and quality spare parts. Safety on the road depends on your attentiveness to the technical condition of the car.
Do not neglect manufacturers' recommendations and do not try to save money on critical components. Choosing trusted brands and following installation technology will provide you with confidence behind the wheel. Remember that good brakes are the foundation of your vehicle's active safety.
If you doubt your abilities or do not have the necessary tools, it is better to entrust the work to professionals. However, knowledge of the theory and principles of operation of the brake system will help you control the process and avoid unfair service.
How often do you need to change brake pads on Skoda Rapid 2021?
The replacement interval depends on driving style and operating conditions. On average, the front pads last 30-40 thousand kilometers, the rear ones - 50-60 thousand. However, regular checking of the thickness of the friction layer (every 10-15 thousand km) is mandatory.
Is it possible to change only the front or only the rear pads?
Theoretically it is possible, but not recommended. The brake system works as a single mechanism. If the pads on one axle are heavily worn, then the discs most likely show signs of wear. It is better to change the pads on one axle (both at once) and check the condition of the other axle.
What should I do if the brake pedal fails after replacing the pads?
This may mean that the pistons are not fully pressed against the discs or there is air in the system. Press the brake pedal all the way down several times before starting to drive. If the problem persists, you may need to bleed the brake system or check for leaks.
Do I need to change brake discs and pads?
If the thickness of the disk is close to the minimum acceptable or there are deep risks or cracks, then yes, the disks need to be replaced. Installing new pads on worn discs will lead to rapid failure of the new pads and poor braking.