Operating a compact crossover Nissan Juke Over time, it reveals the characteristic features of the operation of components, among which the security system occupies a special place. Many owners are faced with a situation where they have to lift the handbrake lever 7-8 clicks to hold the car on a slope. This is a sure sign that the cables have stretched or the pads have worn out and requires immediate attention. parking brake adjustment.
Ignoring this problem can lead to a complete loss of braking efficiency in a parking lot or, conversely, to overheating of the brake discs when driving if the mechanism is jammed. Pull up the handbrake on Nissan Juke you can do it yourself, without resorting to the services of a car service, if you have a minimum set of tools on hand and understand the design of the rear assembly.
Causes of weakening braking force and symptoms of malfunction
The main reason for the need for adjustment is the natural wear of the friction linings of the brake pads. As the material thickness decreases, the shoe release mechanism is forced to move further, requiring more cable travel. As a result, the lever rises too high, losing effective locking.
In addition to wear, the performance of the system is affected by corrosion of cables and jamming of guides. In humid climates or road use with reagents, cables Nissan Juke can oxidize inside the shell. This creates additional friction, which is why even an adjusted mechanism will not work correctly, since the force does not reach the pads.
- π The lever rises above 5-6 clicks before braking begins.
- π§ The car rolls on a slope even with the handbrake pulled on.
- π₯ Heating of the rear wheels after a trip in the absence of active braking.
If you notice any of these symptoms, don't put off visiting your garage. Checking the parking brake should become a regular procedure, especially after the winter season, when aggressive reagents could damage the cable wiring.
β οΈ Attention: If the handbrake raises too tightly and does not lower completely after a trip, the mechanism may be jammed. In that case tighten the cables This is absolutely not possible - the jamming must first be eliminated, otherwise the brake pads will constantly rub against the disc, which will lead to their rapid burnout.
Necessary tools and workplace preparation
For quality adjustments, you will need to organize a safe workspace. The vehicle must be parked on a level surface and the rear wheels must be securely secured with wheel chocks. Since we will be working with cables and the mechanism under the bottom, the presence of an inspection hole or overpass will greatly simplify the process.
The tools you will definitely need are spanners or sockets of 10, 12 and 14 millimeters. You will also need a wrench with an extension to unscrew the locknuts, as well as pliers and a screwdriver to remove the plugs. Don't forget to prepare the lubricant WD-40 or similar preparation for treating threaded connections that may be stuck.
- π Set of sockets and ratchet (sizes 10, 12, 14).
- π§° Pliers and screwdrivers (phillips and flat).
- π’οΈ A can of penetrating lubricant and a rag.
Before starting work, clean the area of the adjusting nut from dirt and sand. Access to cables usually carried out through a technological hole in the bottom, closed with a rubber or plastic plug. If the car is equipped with a plastic fender liner, you may have to partially dismantle it to make it easier to access the mechanism lever.
- Yes, the lever goes too high
- Yes, the wheels get hot
- No, everything works fine
- Didn't check
Step-by-step instructions for adjusting cable tension
The process begins with dismantling the plug in the central part of the floor or bottom tunnel, depending on the year of manufacture Nissan Juke. You need to find an adjusting mechanism, which is a threaded socket with a lock nut. Usually this unit is located under the interior floor, next to the gearshift lever, but on some modifications access can be provided from below.
To loosen the tightening, you must first loosen the locknut. After this, use a wrench to turn the adjusting nut clockwise. This action shortens the cable system and increases tension. It is important to do this gradually, checking the result after each turn of 1-2 turns.
- π οΈ Loosen the lock nut to release the adjusting nut.
- βͺ Rotate the nut clockwise to tighten the cables.
- π Tighten the locknut, recording the result.
βοΈ Handbrake adjustment process
After each tightening step, it is necessary to check the travel of the parking brake lever. The ideal position is when the lever rises 3-5 clicks and securely locks the car. If you overtighten the mechanism, the wheels will begin to jam, which is dangerous when driving.
How to check the correct tension without a hole?
You will need to reach under the car to see the brake rotor. If, when the handbrake is fully tightened, the disk does not rotate manually, but when the lever is lowered, it rotates freely without any extraneous friction sounds, the adjustment is made correctly.
When adjusting, make sure that the force is distributed evenly. If one wheel is stuck and the other is free, this indicates problems with the guides or uneven wear of the pads.
The adjustment should be carried out on cold brake discs, as heated elements expand and can give a false feeling of tightness when cooling.
Diagnostics and replacement of worn elements
If the adjustment does not bring results and the lever continues to rise high even after maximum tension, the problem lies in the wear of the pads or stretching of the cables. In this case, it is necessary to dismantle the rear wheels and remove the brake drums (if you have a drum type inside the disc) or inspect the disc type pads.
On many versions Nissan Juke The rear brake mechanism is combined: a disc brake for the main system and a drum mechanism inside the hub for the handbrake. It is the wear of the linings in this drum that most often requires replacement. Check the thickness of the friction linings - if it is less than 1.5 mm, it is required replacing brake pads.
Also carefully inspect the cables themselves for rust and damage to the braid. A rusty cable will not be able to transmit force effectively, even if the nut is adjusted correctly. In such cases, a complete replacement is necessary. parking brake cables.
When replacing pads, be sure to clean the guides and lubricate them with a special heat-resistant grease. This will ensure the pads move freely and prevent them from jamming in the future. Do not use regular motor oils or lithol for lubrication, as they cannot withstand high temperatures.
| element | Symptoms of wear | Recommended Action |
|---|---|---|
| Brake pads | Lever travel more than 8 clicks, creaking | Replacing a set of pads |
| Cables | Rust, seizing, braid breakage | Replacing a pair of cables |
| Adjusting nut | Complete absence of threads, scrolling | Replacing the tension mechanism |
| Handbrake drum | Cracks, deep scratches on the surface | Turning or replacement |
β οΈ Attention: When replacing cables with Nissan Juke It is recommended to replace them in pairs. If one cable has already worn out, the second one is most likely in a similar condition and will soon fail. Saving on one part can lead to a return visit to the garage in a month.
Checking the result and test operation
After completing all work and assembling the components, a thorough check must be carried out. First, jack up the car and make sure that the rear wheels rotate freely when the handbrake lever is lowered. Then tighten the lever and check if the wheels lock. They must stand still with a force that does not allow turning the disk manually.
Be sure to test drive it before heading out on the road. Accelerate to 30-40 km/h and try to brake slightly with the handbrake to make sure there is no sudden jerk or delayed response. Also listen to the sounds: there should be no characteristic grinding or humming noise indicating friction of the pads against the disc.
- π¦ Check the free movement of the wheels with the lever lowered.
- 𧱠Make sure it is securely fixed on the slope.
- π Listen to the absence of extraneous noise when moving.
If after adjustment you feel that the car is a little βslowβ when driving, remove the wheel and check whether the mechanism is overtightened. Sometimes a small loosening of the nut is required to eliminate the gap.
Correctly adjusted parking brake Nissan Juke ensures not only safety when parking, but also extends the life of the brake system as a whole. Regular inspection and timely replacement of worn parts will avoid costly repairs in the future.
Features of servicing models with an electronic handbrake
It is important to note that in later versions Nissan Juke An electronic parking brake (EPB) is installed. In such cars there is no mechanical adjustment of the cables. The tension is provided automatically by servos located in the calipers.
If on a car with an electronic handbrake the malfunction indicator comes on or the brake does not hold, the problem may be in the sensors, motors or control unit. Handbrake adjustment in this case, it requires connecting a diagnostic scanner and performing a learning procedure or replacing components.
Attempting to mechanically tamper with the EPB system can result in the failure of expensive electronic components. Owners of such cars are recommended to contact specialized services that have the appropriate equipment for diagnosing and adapting the system.
β οΈ Attention: On vehicles with electronic parking brake EPB It is strictly forbidden to try to tighten the mechanism manually or disassemble the caliper without first software unlocking, as this can lead to damage to the drive gears.
Frequent mistakes when self-adjusting
Many owners, trying to save money, make typical mistakes that ruin all their efforts. The most common problem is excessive cable tension. In pursuit of the ideal lever stroke of 2-3 clicks, the car owner overtightens the mechanism, which leads to overheating of the brake discs and their rapid wear.
Another mistake is ignoring the condition of the guides and boots. Even a perfectly adjusted cable will not work if the pad guides are rusty and prevent them from moving. Regular maintenance includes not only tightening, but also lubrication of all moving elements.
- β Tightening of cables leading to overheating of disks.
- β Lack of lubrication of guides and caliper fingers.
- β Use of unsuitable lubricants.
Remember that braking system - this is a matter of your safety. If you are not confident in your abilities or do not have the necessary equipment, it is better to entrust the work to professionals. However, by understanding the principle of operation of the mechanism, you will be able to control the quality of the work performed and notice signs of malfunction in time.
What to do if the nut does not turn?
If the adjusting nut is stuck, do not try to rip it out of place with brute force, so as not to break the thread. Apply penetrating lubricant liberally to the joint, allow it to sit (15-20 minutes) and use a heat gun to expand the metal.
FAQ: Frequently asked questions about the Nissan Juke handbrake
How many clicks should the handbrake on a Nissan Juke have?
The normal movement of the lever is within 3-5 clicks before the car begins to lock. If the lever rises above 6 clicks, adjustment or replacement of worn elements is required.
Is it possible to tighten the handbrake without removing the wheels?
Yes, the main adjustment is carried out through a hatch in the floor of the cabin or from below the car without removing the wheels. However, to fully diagnose pad wear and check the free movement of the discs, removing the wheels is necessary.
Why do the wheels get hot after adjustment?
This is a sign of overtightening of the cables or jamming of the guide blocks. It is necessary to immediately release the tension and check the condition of the caliper guides and pads.
How often should you check the condition of the handbrake?
It is recommended to check the effectiveness of the parking brake every 10,000 km or at every maintenance, especially after winter use.
Do I need to change the cables in pairs?
Yes, it is highly recommended that you replace your parking brake cables in pairs. If one of them is worn out, the second one most likely has a similar lifespan, and replacing it will prevent a repeat failure in the near future.