Car brake system Renault Sandero 1

Brake system — features of the device
The Renault/Dacia Sandero is equipped with two independent brake systems: service and parking. The first, equipped with a hydraulic drive with a vacuum booster and an anti-lock system (depending on the configuration),...

Checking the efficiency of the braking system
It is advisable to check the efficiency of the brake system on special brake stands (similar to those used during technical inspection of vehicles). In extreme cases, an approximate comprehensive assessment of the...

Checking the tightness of the hydraulic brake drive
To prevent sudden failure of the brake system, carefully check the condition of all pipelines. Replace parts with new ones if there is the slightest doubt about their suitability. All rubber parts of brake assemblies...

Checking and adjusting the brake pedal
Correct position of the brake pedal when free and pressed all the way down (working stroke of the pedal) serves as one of the criteria for checking the serviceability of the brake system. At the same time, the position...

Checking the operation of the brake booster
When the vacuum booster fails, the force on the brake pedal increases significantly, which negatively affects vehicle control. If the pedal effort when braking is noticeably greater than usual, check the brake booster...

Checking the degree of wear of brake pads, discs and drums
You will need a caliper or a ruler. 1. Place the vehicle on a lift or jack (stands). 2. Remove the front wheel. 3. Check the condition of the brake pads through the hole in the brake caliper housing. If the thickness of...

Checking the parking brake
The parking brake should hold the vehicle on a 25% slope when the lever inside the vehicle is moved 5-7 teeth (clicks) of the ratchet device. 1. To check the correct adjustment of the parking brake, find an overpass or...

Bleeding the hydraulic brake system
The brake hydraulic drive is bled to remove air that has entered it when filling with fluid after its replacement or after repair of hydraulic drive units associated with its depressurization. Signs of air in the...

Replacing brake fluid
According to the manufacturer's recommendation, the brake fluid should be replaced after 6 years of operation or 90 thousand km of mileage (whichever comes first). Recommendation: Brake fluid is very hygroscopic...

Master brake cylinder
As practice shows, in many cases, repairing the cylinder in a garage does not lead to the desired result, therefore, in case of a malfunction, we recommend replacing the main brake cylinder assembly. Replacing the brake...

Replacing the master brake cylinder
You will need: a special 11 mm wrench for brake pipes, a 13 mm wrench. 1. Disconnect the wire from the negative terminal of the battery. 2. Unscrew the cap of the master brake cylinder reservoir and pump out the brake...

Replacing the vacuum booster
The vacuum brake booster is a complex, difficult to disassemble structure. Its adjustment and repair require qualified personnel and special equipment. In addition, the booster is a device that directly affects traffic...

Replacing the brake force regulator in the rear brake hydraulic drive
The brake force regulator in the rear brake hydraulic drive is a complex, difficult to disassemble structure. Its adjustment and repair require qualified personnel and special equipment. In addition, the regulator is a...

Replacement of hydraulic brake hoses and lines
Replace hoses and tubes if damage is found on them. In addition, we recommend replacing hoses for preventive purposes every 100 thousand km or 5 years of vehicle operation (whichever comes first), even if they appear to...

Replacing brake hoses
You will need a special 11 mm wrench for brake pipes. 1. To replace the rear wheel brake hose, unscrew the nut securing the brake pipe to the lower end of the hose... 2. ... remove the tip from the bracket on the body...

Replacing brake pipes
The connections of the tubes with all brake system units and hoses, as well as the principles of their replacement, are the same. All tube nuts are made for a key "on 11". Note: The work is shown using the example of a...

Replacing the brake pads of the front wheel brake mechanism
Check the condition of the brake pads at every maintenance (see " Checking the degree of wear of brake pads, discs and drums "). Brake pads must be replaced if the linings are worn, the linings are not firmly connected...

Replacing the front wheel brake caliper
You will need: keys "11", "18". 1. Remove the wheel from the side of the caliper being removed. 2. Loosen the brake hose tip. Helpful Hint: Place a container underneath to catch any remaining brake fluid from the hose...

Replacing the brake disc
If there are burrs, deep scratches and other defects on the working surface of the disc that increase pad wear and reduce braking efficiency, as well as in the case of increased lateral runout of the disc that causes...

Rear wheel brakes — removing and installing the brake drum
The brake drum is removed for replacement if the working surface is damaged or worn (the maximum permissible drum diameter of a car with a 1.4 l engine is 181.25 mm, and with a 1.6 l engine - 204.45 mm), and also to...

Replacing the brake pads of the rear wheel brake mechanism
With the minimum permissible thickness of the friction linings of the brake shoes, the size measured by the diameter of the shoes installed in the brake mechanism with the clearance adjuster restored to its initial...

Replacing the rear wheel brake slave cylinder
If during operation there are leaks of brake fluid on the brake drum and the inner side of the wheel, or the pistons in the cylinder are jammed, replace the slave cylinder. You will need: key "for 10" (a socket head is...

Adjusting the parking brake drive
The parking brake should hold the car on a 25% slope when the lever inside the car is moved by 5-7 teeth (clicks) of the ratchet device. If necessary, the parking brake drive is adjusted from the car interior. You will...

Replacing the parking brake cables
Replace the parking brake cables if they are excessively stretched (impossibility of adjusting the parking brake), mechanical damage and loss of mobility of the rear cables in the casings. Useful advice. Some drivers,...

Removal and installation the parking brake lever
The parking brake drive lever, installed in the passenger compartment on the body base, is of a non-separable design; if the toothed sector or pawl is damaged, it must be replaced as an assembly. You will need: all the...

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Other sections on other Renault models

➽ Chassis, running gear: Brake system Renault Megan 2 (2002-2009, petrol)
➽ Chassis, running gear: Brake system Renault Symbol 2 (2008-2013, petrol)
➽ Chassis, running gear: Brake system Renault 19 (1988-1996)
➽ Chassis, running gear: Brake system Renault Scenic 1 (1996-2003)
➽ Chassis, running gear: Brake system Renault Clio 1 (1990-1998)
➽ Chassis, running gear: Brake system Renault Fluence 1 (2009-2020, petrol)

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Sandero 1 (2007-2012, petrol)