Vehicle operation Skoda Fabia the second generation requires regular maintenance, and the brake system occupies one of the key places here. Timely replacement of worn-out elements is not just a regulatory requirement, but a guarantee of your safety on the road. Ignoring signs of wear can lead to serious damage to calipers and discs, which will ultimately result in much greater financial costs.
Owners Skoda Fabia Often faced with the need to carry out this procedure on their own, since the cost of work in services can be unreasonably high for such a simple operation. However, in order to do the job efficiently, it is necessary to understand the design features VAG group, especially in terms of working with the rear caliper, which requires a specific approach to piston return.
Determining wear and selecting suitable components
The first step in the service process is to diagnose the current condition of the brake system. You may notice a characteristic squeak or squeak when you press the pedal - this is a signal from the built-in wear indicators. In some trim levels Skoda Fabia 2 There is an electronic system that lights up with a light on the dashboard, but most often mechanical creaking plates are used.
Visual inspection allows you to assess the thickness of the friction lining. If it has become thinner than 2-3 mm, then replacement cannot be postponed. Also pay attention to the condition of the brake discs: the presence of deep grooves, chips or strong beating will require their replacement or re-grooving along with the installation of new pads.
When choosing spare parts, it is important to consider that the market offers a huge range: from cheap analogues to original parts. For Skoda Fabia great brands TRW, Brembo, Ate and Textar. Original parts are often marked VAG, but are essentially repackaged products from the same manufacturers.
- ๐ Please check the included wear indicator before purchasing.
- ๐ ๏ธ For rear pads, you definitely need a tool to rotate the piston.
- ๐ฐ The original often costs 2-3 times more than its analogues with identical quality.
Necessary tools and workplace preparation
To complete the work you will need a standard set of tools, but there are several specific items without which the process can be very difficult. Pay special attention to wheel nut wrenches and jacks, as safe handling is priority number one.
You will definitely need: a set of socket heads (usually Torx T30 for front calipers and 13 or 15 for the rear), a torque wrench to tighten the bolts to the correct torque, and a can of brake cleaner. Don't forget about lubricant for the caliper guides - regular lithium oil will not work here, as it destroys the rubber seals.
For the rear caliper, the piston depressor tool is critical. This can be a special adapter (ratchet with adapters) or a universal set for VAG cars. An attempt to press the piston with a simple press can lead to its distortion and damage to the sealing rings.
- ๐ง Set of heads and knobs:
10,13,17,T30. - ๐งด Brake cleaner and silicone guide grease.
- ๐ก๏ธ Clamp or special tool for the rear caliper piston.
โ ๏ธ Caution: Never use graphite grease or regular WD-40 to lubricate the caliper guides. This will cause the rubber boots to swell and the caliper to jam.
- Original VAG
- Brembo
- TRW
- Textar
- Analogue from the market
Step-by-step instructions for replacing front pads
Work begins with lifting the car and removing the wheel. Loosen the bolts on a stationary car, jack it up and place it on a safety stand. Remove the wheel and begin dismantling the caliper. On Skoda Fabia 2 The front caliper is secured with two guide bolts at the top and bottom.
Unscrew the guide bolts (usually the head on 13 or 17). Remove the caliper by hanging it on a wire or hook to the suspension spring. Never let it hang on the brake hose - this may damage its internal structure. Remove the old pads and clean the caliper of dirt and rust.
Before installing new pads, press the caliper piston into the housing. This is easy to do since the front piston is not threaded. Use a clamp or flathead screwdriver to support the old block. Install new elements, after lubricating the guides with special lubricant and checking the integrity of the boots.
โ๏ธ Preparing the front brakes
Reassemble the assembly in reverse order. Tighten the guide bolts with a torque wrench to 25-30 Nยทm. Make sure the pads move freely in the bracket and do not bind. After installing the wheel, lower the car and press the brake pedal several times until it becomes stiff.
The nuances of replacing rear brake pads
Rear brake system Skoda Fabia has a design feature: the rear caliper piston is screwed inward when returning. This is due to the function of the handbrake, which is built into the caliper mechanism. You can't just press it in - you need to rotate it.
Use the special tool or adapter that comes with many brake repair kits. Insert the tool into the holes on the piston and rotate clockwise while applying pressure. The process requires patience as the piston can be tight, especially on high mileage vehicles.
If you are installing pads without a wear indicator in place of old ones with an indicator, make sure that the wire from the sensor does not interfere with operation. Sometimes you have to change the sensor connector if it does not fit the new part. This is a common problem when replacing with non-original spare parts.
- ๐ Be sure to rotate the plunger rather than just push it in.
- โ๏ธ Use an adapter for VAG (Audi/VW/Skoda) for a secure grip.
- ๐ Check the free play of the handbrake lever after assembly.
What to do if the piston does not screw in?
If the piston is stuck, do not use brute force. Try rocking it back and forth slightly, rotating it. Sometimes pre-warming the caliper or using a penetrating lubricant around the rod helps. If all else fails, you may need to completely replace the caliper or overhaul it by replacing the boots and piston.
Technical specifications and compatibility table
To select the correct spare parts, it is important to know the exact dimensions and part numbers. Below is a table with the main parameters for different years of manufacture and modifications Skoda Fabia second generation. Please note that diesel versions may have more powerful brakes.
| Position | Parameter | Meaning | Note |
|---|---|---|---|
| Front disc size | Diameter/Thickness | 256-288 mm / 12-25 mm | Depends on the configuration |
| Rear disc size | Diameter/Thickness | 232-256 mm / 10-12 mm | Drums or discs |
| Caliper fastener | Bolt type | T30 or 13 |
Internal hexagon |
| Torque | Guides | 25-30 Nยทm | Use a dynamometer |
| Brake fluid | Type | DOT 4 |
Replace every 2 years |
Pay special attention to brake fluid. When replacing the pads, the fluid level in the reservoir will rise due to the pressing of the pistons. If the level was at its maximum, some of the liquid will have to be pumped out to avoid overflow when the pedal is pressed.
โ ๏ธ Attention: After replacing the pads, avoid sudden braking for the first 50-100 km. It takes time to grind the friction linings to the discs. Otherwise, braking efficiency will be reduced and the discs may overheat.
Before working on the rear caliper, open the brake fluid reservoir cap and open it slightly to allow air to escape as you push in the pistons. This will reduce the risk of the liquid foaming.
Typical mistakes and tips for extending service life
A common mistake is to ignore cleaning the guide supports. Dirt and old grease cause the caliper to not move away from the disc after braking. This causes overheating, distortion of the discs and rapid wear of the pads on one side.
Another common miscalculation is the use of uncertified lubricants. Some craftsmen apply copper grease to the pads or pistons themselves, which is unacceptable. You only need to lubricate the guides and the back of the pads (where there is no friction layer), but only with a special high-temperature paste.
If you hear a squeaking sound after replacing, check to see if you have mixed up the left and right sides (although they are often the same, the indicators may be different) and if dirt or rust has gotten between the pad and the bracket. Cleanliness and proper lubrication of the guides is the key to quiet and smooth operation of the brakes.
Regular cleaning and lubrication of caliper guides prolongs the life of not only the pads, but also the calipers themselves, preventing them from jamming.
When completing work, be sure to test the car. Start by driving slowly in a safe place and brake gently several times. Check if there is any wobble in the steering wheel when braking - this may indicate disc deformation that cannot be eliminated by replacing the pads alone.
Frequently asked questions (FAQ)
Do I need to change brake discs and pads?
Not necessarily. If the thickness of the discs is within the acceptable range (indicated on the disc itself or in the manual) and there are no deep grooves on them, they can be reused. However, it is recommended to check them for runout and thickness before each pad replacement.
Why did the brake pedal become soft after replacement?
Most likely, there is air left in the system or you did not press the pistons all the way. Try pumping the brakes or pressing the pedal hard a few times. If the problem persists, the hoses may have been damaged during replacement or air may have entered the system when the reservoir was opened.
Is it possible to use pads without a wear indicator?
Yes, you can. Many drivers prefer to change the pads visually, without waiting for the sensor to respond. However, do not forget to control the thickness of the linings yourself so as not to damage the caliper and disc.
How to properly dispose of old brake pads?
Old pads contain asbestos or other harmful substances. They should not be thrown into regular trash. Take them to special collection points for scrap metal or auto parts that provide hazardous waste disposal.