Operation Skoda Octavia Tour inevitably leads to wear of the parking brake system elements. Handbrake cables, operating in conditions of dirt, salt and temperature changes, begin to stretch or rust over time, losing the ability to reliably hold the car on a slope. This is not just a discomfort, but a real safety hazard, especially when parking on difficult roads.
The drum mechanism on the rear axle of this model has its own characteristics that complicate access to the drive. Many car owners are faced with a situation where the handle is raised all the way, but the wheel continues to rotate. In such cases, simple adjustment through the hatch often does not help, and full replacing handbrake cables. Ignoring the problem can lead to jamming of the mechanism or complete breakage of the cable along the way.
The replacement process requires a certain set of tools and patience, since access to the cable mounts in the suspension is limited. It is important to understand that the replacement must be done in pairs, that is, both cables must be replaced at the same time to ensure uniform force on both sides. Incorrect installation or misalignment can lead to rapid failure of new parts or overheating of the brake pads.
Diagnosis of faults and selection of spare parts
Before proceeding with disassembly, you must be sure of the cause of the malfunction. Often the problem lies not in the cable itself, but in a jammed adjustment mechanism inside the drum or worn out pads. If you hear a characteristic crunching or crackling sound when lifting the handle, most likely the problem is in corroded parts of the mechanism, and not in the traction.
When choosing components for Octavia Tour It is worth paying attention to the manufacturer. Original parts from Skoda guarantee a perfect fit, but are significantly more expensive. High-quality analogues from brands like Febi, SWAG or TRW also show excellent results when selected correctly.
Do not skimp on the quality of cables, as cheap products often have insufficient sheath protection and quickly rust from the inside. This will lead to the fact that after a year you will have to crawl under the car again. Idiomatic The approach to selecting spare parts involves purchasing a kit that includes both cables and, if necessary, a new rod for the lever.
- π Check the handle travel: if it moves above 6-8 clicks, adjustment or replacement is required.
- π οΈ Visually inspect the cables for rust and damage to the braid.
- βοΈ Make sure the rear wheels move freely when the handbrake is released.
Necessary tools and preparatory work
To carry out the work, you will need a standard set of tools, but some specific keys will significantly speed up the process. Be sure to have a jack and reliable stands, since you will have to work in the carβs suspension. Before starting work, make sure that the car is on a level surface and the front wheels are securely secured with wheel chocks.
You will need heads for 10, 13, 17 and 19 millimeters, as well as a knob and ratchet. You cannot do without a mounting spatula for removing springs and pliers with long jaws for working in hard-to-reach places. Also prepare a penetrating lubricant like WD-40 or similar to unscrew stuck bolts.
Pay special attention to preparing your workspace. Dirt and rust in the suspension can make removal difficult. Generously treat the places where the cables are attached to the body and brake levers. If the bolts won't budge, use heat, but be careful with the rubber suspension parts.
β οΈ Caution: Do not attempt to remove cable bolts without first applying a penetrating lubricant. There is a high chance of thread stripping or bolt breakage, which will turn a simple replacement into a complex welding job.
- Complete set of keys
- Basic set only
- I'm planning to buy tools
- No tool.
Removing old handbrake cables
You need to start dismantling from the inside of the car. Remove the plastic plug from the base of the handbrake lever and unscrew the nut securing the cables to the lever. You need to free the rods from the lever, which may require removing the decorative tunnel if access is completely blocked.
Go under the car. Remove the rear wheels for ease of operation. Now you need to release the cables from the fastenings on the suspension beam. Typically plastic clips or bolts are used. Carefully unclip the clips using a screwdriver to avoid damaging them.
The most difficult step is disconnecting the cable from the brake lever inside the drum. To do this you need to remove the brake drum. If it does not come off, it may have become stuck or the adjustment mechanism has malfunctioned. In this case, you will have to remove the rear cover of the brake shield through the technological hole.
- π§ Disconnect the cables from the lever in the passenger compartment.
- π§ Loosen the cable fastenings on the suspension beam.
- π§ Remove the brake drums to access the mechanism.
- π§ Unhook the cables from the shoe levers.
βοΈ Preparing to remove cables
Installation of new cables and assembly
Installation of new cables is carried out in the reverse order of removal. First, pull the cables under the body, being careful not to damage their protective sheath on sharp metal edges. Secure the cables to the suspension beam, making sure they lie straight and are not twisted.
Connect the cables to the brake levers. This requires care, as you need to get the cable slot into the lever groove. Use a spatula to spread the shoe springs to make room for the cable to be inserted. Make sure the levers move freely.
Secure the cables inside the cabin to the handbrake lever. Before final tightening of the nut, the cables must be pre-tensioned to prevent excessive slack. However, do not over-tighten them, otherwise the wheels will brake constantly. The nut is tightened to the torque specified in the service book.
β οΈ Attention: When installing new cables, be sure to check that the cable sheath is not bent at an acute angle. This will lead to jamming of the cable inside the braid and the inability to release the handbrake.
Features of installing cables on drum brakes
On drum brakes, it is important to properly tension the shoe return springs before connecting the cable, otherwise the mechanism may not work or jam the first time you use the handbrake.
Tension adjustment and performance check
After installing all the elements, it is necessary to accurately adjust the tension of the cables. Lift the back of the car so that the wheels rotate freely. Raise the handbrake lever by 3-4 clicks. The wheels should be locked, but there should be no strong resistance to rotation in the released state.
If the wheels are not blocked, you need to tighten the adjustment nut in the cabin or on the suspension beam (depending on the design). If the wheels are blocked too much and do not unlock completely when lowering the handle - relax the tension. Adjustment requires patience and a few attempts.
Check the handbrake's slant. Put the car on the slide, tighten the handbrake and turn off the engine. Make sure the car doesn't roll. Also check that when coasting there are no extraneous sounds of friction indicating the wedging of the pads.
| Parameter | Normal value | Symptom of malfunction |
|---|---|---|
| Handle stroke | 3-6 clicks | More than 8 clicks or full stroke |
| Wheel resistance | Easy rotation with released handbrake | Severe friction or blockage |
| Elevation angle | Up to 30 degrees | The car rolls down |
| Pad clearance | 0.2-0.5 mm | Traces of drum heating |
A properly adjusted handbrake should hold the car firmly at a slope of 20-25%, but not create resistance to movement when the handle is lowered.
Typical errors and ways to resolve them
One of the common mistakes is to install cables without first cleaning the guides and lubrication. Rust inside the shell can cause the new cable to jam in a few weeks. Always clean the seats and lubricate the cables with a special silicone lubricant before installation.
Another common problem is improper tension. Too much tension leads to wear of brake pads and drums, as well as to overheating of hub bearings. The weak tension makes the handbrake useless. Balance is achieved only by trial and error.
Sometimes car owners forget to install anthers on the places of attachment of cables in the body. This opens the way for water and dirt, which accelerates corrosion. Always check the integrity of all rubber seals and replace them if necessary.
- π« Do not ignore cleaning the channels before installing new cables.
- π« Do not tighten the adjustment nut "to the point" without checking the rotation of the wheels.
- π« Do not ignore damaged anthers and seals.
Before you start adjusting the handbrake, warm up the brakes with several sharp stops to make sure that the pads are not attached to the drums, and the adjustment will be accurate.
Conclusion and final recommendations
Replacing hand brake cables with Skoda Octavia Tour with drum brakes - a task that is done with your own hands, but requires attention to detail. The quality of work directly affects the safety of the car. Do not rush, especially when adjusting tension.
Regular check of the condition of the parking brake system will help to avoid sudden breakdowns. If you notice that the handbrake has become worse, do not postpone the diagnosis for later. Timely replacement of cables will save you money on repair of brake mechanisms in the future.
Remember that timely replacement of cables prevents jamming of brake mechanisms and overheating of hub bearings. This is a critical aspect that is often overlooked. Trust the difficult work of professionals, if not confident in their abilities, but the basic skills of repair suspension and brakes should have every car owner.
How often do you need to change the handbrake cables?
It is recommended to check the condition of the cables every 40-50 thousand kilometers of run. Full replacement is required when rust, sprain or cliff veins are found, even if the mileage is less than the specified period.
Is it possible to replace only one cable?
Technically possible, but it is highly recommended to change both cables at the same time. Different degrees of wear will lead to uneven tension and poor performance of the hand brake.
What to do if the drum cannot be removed?
Most likely, the mechanism of adjusting the pads jammed. Try to swipe the drum while tightening and releasing the handbrake at the same time. If it doesn't help, remove the shield cover and adjust the pads with a screwdriver through the hole.
Do I need to change the brake pads when replacing the cables?
Not necessarily, but it is recommended to check their wear. If the pads are erased to a minimum, it is better to replace them immediately, since the work on removing the drum has already been done.
How to check if the adjustment is correct?
Lift the car on the jack, tighten the handbrake for 4-5 clicks. The wheels must be locked. Release the handbrake - the wheels should rotate freely without friction.