How to perform an operating check and airtightness check on a power brake booster, and How to its removal and installation on Kia Sorento?

Here, to do an operating check, press the brake pedal several times with the engine off to make sure the pedal reserve distance does not change while you start the engine to do moderate pressure on the brake, something slight means okay. For a booster airtightness check, turn the engine on, then off after one or two minutes, then gradually apply the brake pedal; if, after several depressions the pedal depresses less, then the booster is airtight. Turn the ignition on, apply the brake, then stop the engine while applying the brake; if there is no change in the measure of pedal reserve travel after 30 seconds in this process, then the booster is airtight. When studying the power brake booster it should be noted that it should not be disassembled because of its complicated structure and the generally necessity to replace it with new or rebuilt ones. First it is necessary to unbolt the brake master cylinder, and if required completely disconnect all the brake lines that intersect in front of it. Release the vacuum hose from the brake booster and then go on to remove the brake pedal return spring, and the clevis pin, which is held in place by a retaining clip. Feed the four bolts holding the brake booster to the fire wall and pull the brake booster out in a straight line. To retrofit, the procedure insists that the removal sequences be followed in reverse, except that booster mounting nuts should be tighten to the appropriate torque, and master cylinder and brake hoses should be fitted, height and free play of the brake pedal adjusted and the system bled accordingly.

Genuine Kia Sorento Brake Booster

Brake Power Booster

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16 Brake Boosters found

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Kia Sorento Brake Booster Assembly
Part Number: 59110C6700
$428.01 MSRP: $626.85
You Save: $198.84 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Booster Assembly-Brake; Booster, Brake Booster
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2015-2020 Kia Sorento | 2.4L - Theta 2, 3.3L - Lambda 2 | Wagon - 5Door 5P, Wagon - 5Door 7P
View related parts
Kia Sorento Booster & Master Cylinder Assembly
Part Number: 591003E450
$534.21 MSRP: $787.92
You Save: $253.71 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2006-2008 Kia Sorento | High Grade, Middle Grade | 3.3L - Lambda, 3.8L, 3.8L - Lambda | 5 Door Wagon, Wagon - 5Door 5P
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Kia Sorento Brake Booster Assembly
Part Number: 591102W300
$441.77 MSRP: $647.00
You Save: $205.23 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly-Brake; Booster
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2013-2014 Kia Sorento | 2.4L - Theta 2, 3.3L - Lambda 2 | Wagon - 5Door 5P, Wagon - 5Door 7P
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Kia Sorento Brake Booster Assembly
Part Number: 591103E200
$395.38 MSRP: $579.05
You Save: $183.67 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly-Brake; Brake Booster, Power Booster
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2003-2006 Kia Sorento | High Grade, Middle Grade | 3.5L | 5 Door Wagon
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Kia Sorento Brake Booster Assembly
Part Number: 591103E250
$401.32 MSRP: $587.75
You Save: $186.43 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly-Brake; Brake Booster, Power Booster
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2006-2008 Kia Sorento | High Grade, Middle Grade | 3.3L - Lambda, 3.8L, 3.8L - Lambda | 5 Door Wagon, Wagon - 5Door 5P
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Kia Sorento Booster & Master Cylinder
Part Number: 591003E560
$545.44 MSRP: $780.32
You Save: $234.88 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Booster & Master Cylinder Assembly
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2006-2008 Kia Sorento | 3.3L - Lambda, 3.8L - Lambda | Wagon - 5Door 5P
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Kia Sorento Booster & Master Cylinder Assembly
Part Number: 591003E350
$567.24 MSRP: $836.63
You Save: $269.39 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2003-2006 Kia Sorento | High Grade, Middle Grade | 3.5L | 5 Door Wagon
View related parts
Kia Sorento Booster Assy-Brake
Part Number: 59110R5500
$305.06 MSRP: $446.78
You Save: $141.72 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Booster, Brake Booster
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2021-2023 Kia Sorento | 2.5L-THETA-III | Wagon - 5Door 6P, Wagon - 5Door 7P
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Kia Sorento Brake Booster Assembly
Part Number: 591101U000
$346.76 MSRP: $507.85
You Save: $161.09 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly-Brake; Booster
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2009-2012 Kia Sorento | 2.4L - Theta 2, 3.5L - Lambda 2 | Wagon - 5Door 5P, Wagon - 5Door 7P
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Kia Sorento Brake Booster Assembly
Part Number: 591101U100
$385.04 MSRP: $563.92
You Save: $178.88 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly-Brake; Booster, Brake Booster
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2009-2012 Kia Sorento | 2.4L - Theta 2, 3.5L - Lambda 2 | Wagon - 5Door 5P, Wagon - 5Door 7P
View related parts
Kia Sorento Brake Booster Assembly
Part Number: 591104Z300
$400.44 MSRP: $586.47
You Save: $186.03 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly-Brake; Booster, Brake Booster
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2013-2014 Kia Sorento | 2.4L - Theta 2, 3.3L - Lambda 2 | Wagon - 5Door 5P, Wagon - 5Door 7P
View related parts
Kia Sorento Brake Booster Assembly
Part Number: 59110C6900
$428.01 MSRP: $626.85
You Save: $198.84 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly-Brake; Booster, Brake Booster
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2015-2018 Kia Sorento | 2.0L - Theta 2 | Wagon - 5Door 5P, Wagon - 5Door 7P
View related parts
Kia Sorento Booster & Master Cylinder Assembly
Part Number: 591003E200
$476.54 MSRP: $702.87
You Save: $226.33 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2003-2006 Kia Sorento | High Grade, Middle Grade | 3.5L | 5 Door Wagon
View related parts
Kia Sorento Booster & Master Cylinder Assembly
Part Number: 591003E300
$484.35 MSRP: $714.38
You Save: $230.03 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2003-2006 Kia Sorento | High Grade, Middle Grade | 3.5L | 5 Door Wagon
View related parts
Kia Sorento Booster & Master Cylinder Assembly
Part Number: 591003E250
$527.17 MSRP: $777.53
You Save: $250.36 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Booster Assembly
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2003-2006 Kia Sorento | High Grade, Middle Grade | 3.5L | 5 Door Wagon
View related parts
Kia Sorento Brake Booster Assembly
Part Number: 591103E150
Product Specifications
- Other Name: Booster Assembly-Brake
- Warranty: This genuine part is guaranteed by Kia's factory warranty.
Fits the following Vehicles:
- 2006-2008 Kia Sorento | 3.3L - Lambda, 3.8L - Lambda | Wagon - 5Door 5P

Kia Sorento Brake Booster

Kia Sorento Brake Booster provides a higher stopping power with less pedaling power using either vacuum or hydraulic Brake Booster systems. Inside many Sorento models, there is a vacuum Brake Booster chamber in Kia's mid-size SUV which uses engine suction to allow the rear half of the shell to fill with atmospheric air when the driver pushes the pedal, and with the pressure difference pushing a diaphragm and power piston forward, the master cylinder receives the multiplied force almost instantly. This Brake Booster design always maintains a light pedal feel when the driver is doing normal driving, but if the engine stalls, the assistance lasts only a few presses. Some Kia Sorento models instead use a pedal in conjunction with a hydraulic Brake Booster that taps into the fluid force of the steering pump or electric motor pressure for the same amplification, but using fluid force instead of air pressure. The main difference lies in the source of assist, vacuum utilizing negative pressure while hydraulic utilizes pressurized fluid, but both types of Brake Booster reduce the driver's effort and increase braking efficiency across Kia SUVs, which strengthens the reputation of Kia Sorento braking systems.

If you're in search of top-notch, reasonably priced OEM Kia Sorento Brake Booster, then you've found the perfect spot. Our website boasts an extensive inventory of Kia Sorento Brake Booster, all priced at the market's premier price. Rest assured, every genuine part we offer comes with a warranty straight from the manufacturer.

Kia Sorento Brake Booster Parts Questions & Experts Answers

Booster & Master Cylinder Assembly
591003E450
Q: How to perform an operating check and airtightness check on a power brake booster, and How to its removal and installation on Kia Sorento?
A:
Here, to do an operating check, press the brake pedal several times with the engine off to make sure the pedal reserve distance does not change while you start the engine to do moderate pressure on the brake, something slight means okay. For a booster airtightness check, turn the engine on, then off after one or two minutes, then gradually apply the brake pedal; if, after several depressions the pedal depresses less, then the booster is airtight. Turn the ignition on, apply the brake, then stop the engine while applying the brake; if there is no change in the measure of pedal reserve travel after 30 seconds in this process, then the booster is airtight. When studying the power brake booster it should be noted that it should not be disassembled because of its complicated structure and the generally necessity to replace it with new or rebuilt ones. First it is necessary to unbolt the Brake Master Cylinder, and if required completely disconnect all the Brake Lines that intersect in front of it. Release the vacuum hose from the brake booster and then go on to remove the brake pedal return spring, and the clevis pin, which is held in place by a retaining clip. Feed the four bolts holding the brake booster to the fire wall and pull the brake booster out in a straight line. To retrofit, the procedure insists that the removal sequences be followed in reverse, except that booster mounting nuts should be tighten to the appropriate torque, and master cylinder and brake hoses should be fitted, height and free play of the brake pedal adjusted and the system bled accordingly.

Genuine Kia Sorento Brake Booster

16 Brake Boosters found

Kia Sorento Brake Booster Assembly

Kia Sorento Booster & Master Cylinder Assembly

Kia Sorento Brake Booster Assembly

Kia Sorento Brake Booster Assembly

Kia Sorento Brake Booster Assembly

Kia Sorento Booster & Master Cylinder

Kia Sorento Booster & Master Cylinder Assembly

Kia Sorento Booster Assy-Brake

Kia Sorento Brake Booster Assembly

Kia Sorento Brake Booster Assembly

Kia Sorento Brake Booster Assembly

Kia Sorento Brake Booster Assembly

Kia Sorento Booster & Master Cylinder Assembly

Kia Sorento Booster & Master Cylinder Assembly

Kia Sorento Booster & Master Cylinder Assembly

Kia Sorento Brake Booster Assembly

Kia Sorento Brake Booster

Kia Sorento Brake Booster Parts Questions & Experts Answers

Related Kia Sorento Parts

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