Car owners Skoda Octavia Tour Often faced with the problem of failure of the mechanism of lifting the glass. It is especially unpleasant when the rear left window fails, as this makes it difficult to air the cabin and creates discomfort for passengers in the back seat. Unlike the more modern models, in Octavia Tour The design of the mechanism may have its own characteristics that require a careful approach in diagnosis and repair.
Many motorists try to fix the situation on their own, but without understanding the device of the door and the electrical circuitry can aggravate the breakdown. Window lifter - is a complex assembly, including a gear motor, a cable system or a rack mechanism, as well as guides and locks of glass. Proper diagnosis at the initial stage will save you time and money by preventing you from buying unnecessary parts.
Main signs of mechanism malfunction
Before you disassemble the door, you need to accurately determine the nature of the breakdown. If you hear a characteristic click of a relay or a motor hum when you press a button, but the glass is not moving, the problem is most likely mechanical. In this case, the cable is often torn or a plastic carriage holding the glass is torn off.
In the case of complete silence when you press a button, the reason lies in the electrical part or the engine itself. Geared motor It can burn if it is jammed or the contact in the wiring can be broken. It is also worth checking the fuse responsible for the rear windows, although on the Octavia Tour They are often controlled through a separate door control unit.
Sometimes the glass rises in jerks or with a strong creak. This is a sure sign of wear of the guides or rubbing of the cables inside the mechanism. Ignoring such symptoms will cause the glass to simply fall inside the door, requiring a complex dismantling of the skin to remove it.
Choice of spare parts: original or analogue
The spare parts market offers a huge selection of options for Skoda Octavia Tour. Original mechanisms from Skoda They are distinguished by high quality materials and assembly accuracy, but their cost can be quite high. Often, the original parts manufacturers are companies like Continental or DoepkerThey also sell parts under their own brands.
Analogues from such manufacturers as Jan Moraw or MapcoThis can be a great alternative if the budget is limited. However, when choosing an unoriginal detail, it is important to pay attention to the presence of cables in the kit. Some cheap options are sold only as a โsteerless machine,โ which requires additional purchase of supplies.
- ๐ Check the complete set: do cables and rollers are necessary in the set?
- ๐ฐ Compare prices: sometimes the original mechanism in the assembly is cheaper than the analogue with a full set.
- ๐ ๏ธ Evaluate the material of carriages: low-quality plastic breaks quickly even on new parts.
Tools and preparation for work
Replacing the windows of the rear left will require a standard set of tools, but there are nuances specific to the door. Octavia Tour. You will need a set of screwdrivers with a cross sting, a rattle with heads of 8, 10 and 13 millimeters, as well as a plastic shovel to remove the skin. Donโt forget about the passages and tape for working with wiring.
Before starting work, the car must be de-energized. Remove the terminal from the battery to avoid short circuit when the connector of the window lifter motor is turned off. This is a critical step, as the wiring in doors is often thin and easily damaged by careless handling.
Prepare a container for small screws and fixtures. In the door panel. Octavia Tour There are quite a few of them, and the loss of even one fastener can lead to creaking of the skin in the future. It is also worth preparing a new sealant if the old protective layer is damaged when removed.
โ ๏ธ Warning: Do not use metal screwdrivers to tweak the plastic lining of the door - this is guaranteed to leave scratches on the paint and plastic. Use a special spatula or wrap the screwdriver sting with tape.
- Rack and pinion
- Cable
- I don't know
- Broken completely.
Step-by-step instructions for dismantling and installation
The replacement process begins with the removal of the door card. Unscrew two screws in the door opening handle and one screw in the plug under the lock lock handle. Carefully put a plastic blade clips around the perimeter of the door and remove the skin, snapping the locks with a characteristic click.
After removing the skin, unstick the protective film from the metal plate of the door. Be careful: the film can be glued dead, and when you try to remove it, it will break, breaking the noise insulation. Carefully bend the film to the side to access the mechanism.
Next, unscrew the bolts of the mounting of the window lifter motor to the door and the bolts of the mounting of the guides. Disconnect the electrical connector. It is important to remember or photograph how the wires were connected so as not to confuse polarity when installing a new mechanism. Lower the glass down if it gets stuck, or lock it with tape upwards so it doesn't fall.
- ๐ง Unscrew 4-6 bolts of the mechanism attachment to the metal wall of the door.
- ๐ Disconnect the power chip and check the contacts for oxidation.
- ๐ช Carefully remove the old mechanism through the technology window in the door.
โ๏ธ Preparation for window lift replacement
Assembly and configuration features
Installing a new mechanism requires precision. First, fasten the guides, but do not tighten the bolts to the point. This is necessary in order that when installing glass you can adjust the mechanism, ensuring the correct angle of inclination. The glass should move smoothly, without distortion.
After fixing the glass on the mechanism, check the course. Connect the connector and supply power without assembling the door. If the glass rises and falls without jamming, you can tighten all the bolts completely. If you have a backlash, twist the guides.
Return the protective film to place, carefully pasting all joints. This will prevent moisture from entering the door, which can cause metal corrosion or electronics to close. Set the door map, making sure all clips hit their seats.
โ ๏ธ Note: After installation, be sure to follow the training procedure for the window lifter. Press the lift button and hold it for a few seconds after the glass reaches the top point to reset the control unit errors.
What to do if the glass is stuck at the top?
If the glass is jammed, do not try to pull it out by force. Unscrew the glass mount bolts to the mechanism inside the door (through the process window), gently lift the glass and remove it outside. Then replace the mechanism and install the glass back.
| Component | Original number (example) | Analogue (brand) | Average price |
|---|---|---|---|
| Assembly mechanism (Cable) | 1U0 837 451 A | Jan Moraw | 3500 - 5000 rub. |
| Window lift motor | 1U0 959 801 B | Febi Bilstein | 2500 - 4000 rub. |
| Guide window lifter | 1U0 837 455 | Mapco | 1500 - 2500 rub. |
| Control button (back left) | 1U0 959 857 | SWAG | 1200 - 2000 rubles. |
Typical replacement mistakes
One of the most common mistakes is to install the mechanism without first checking the cables for tension. If the cables are too weak, the glass will start to โsinkโ when the door is opened. If pulled - the mechanism will work with overload and quickly fail.
Ignoring the state of the guides also leads to problems. Old guides may have a production, which will cause the new glass to get stuck. It is recommended to change them together with the mechanism, especially if the mileage of the car exceeds 150 thousand kilometers.
Incorrect sealing of the door after repair can lead to condensation inside the glass. This is not only an aesthetic problem, but also a risk of corrosion of electronic components located in the door card.
โ ๏ธ Attention: Never change the windows only if the mechanism is worn out โ it is a waste of money, as the worn mechanism will quickly kill the new engine.
Before the final assembly of the door, check the window in both directions at least 10 times to make sure that there are no extraneous sounds and jamming.
Proper diagnosis and use of quality components is the key to the long service of the windows on the Skoda Octavia Tour.
FAQ: Frequently asked questions
Why did the window stop working after the replacement?
The reason may be incorrect connection of the connector, a burned fuse or the need to reset the adaptation of the control unit. Check the power chain and perform the button training procedure.
Can I replace the old machine instead of the old one?
Lubrication (silicon or graphite) can temporarily help if the problem is dry guides. But if the rope is torn or the carriage is worn out, the lubrication will not help - a complete replacement of the knot will be required.
How long does it take to replace the left window?
With experience and tools, the work takes from 1 to 1.5 hours. A beginner may need 2-3 hours due to the need to carefully remove the skin and understand the mounts.
Do I need to change both windows (front and back)?
No, they're different knots. Replacing the rear left does not affect the front unless the problem is in the general control unit or fuse.
Where to buy spare parts for the Octavia Tour?
It is recommended to order spare parts in specialty stores with a guarantee, avoiding โgrayโ markets where there is a high risk of getting a fake or defective product.