Hyundai Tucson: Operation and Leakage Check
Inspection
- Brake Booster (A)
(1) Check brake operation by applying the brakes during a test drive. If the brakes do not work properly, check the brake booster. Replace the brake booster as an assembly if it does not work properly or if there are signs of leakage.
- Piston cup and pressure cup inspection (B)
(1) Check brake operation by applying the brakes. Look for damage or signs of fluid leakage. Replace the master cylinder as an assembly if the pedal does not work properly or if there is damage or signs of fluid leakage.
(2) Look for damage or signs of fluid leakage.
(3) Replace the master cylinder as an assembly if the pedal does not work properly or if there is damage or signs of fluid leakage.
(4) Check for a difference in brake pedal stroke between quick and slow brake applications.
(5) Replace the master cylinder if there is a difference in pedal stroke.
- Brake hoses (C)
(1) Look for damage or signs of fluid leakage.
(2) Replace the brake hose with a new one if it is damaged or leaking.
- Caliper piston seal and piston boots (D)
(1) Check brake operation by applying the brakes.
(2) Look for damage or signs of fluid leakage. If the pedal does not work properly, the brakes drag, or there is damage or signs of fluid leakage, disassemble and inspect the brake caliper. Replace the boots and seals with new ones whenever the brake caliper is disassembled.
Brake System (Judder Inspection)
READ NEXT:
Brake Booster Operating
Components
Reservoir cap
Reservoir
Brake booster
Master cylinder
Push rod
Test
Run the engine for one or two minutes, and then stop it. If the pedal
depresses fully the first time but
gradually becomes higher when depressed
Brake Booster - Removal
Components
Reservoir cap
Reservoir
Brake booster
Master cylinder
Push rod
Removal
Turm ignition switch OFF and disconnect the negative (-) battery cable.
Remove the battery.
(Refer to Engine Electrical System - "Batter
Brake Tube Engine Room
Components
Removal
WARNING
Be careful not to damage the parts located under the vehicle
(floor under cover, fuel filter, fuel tank and
canister) when raising the vehicle using the lift.
(Refer to General Information - "Lift and Su
SEE MORE:
Front door window glass
Component Location
Front door window glass
Replacement
Remove the front door trim.
(Refer to Front Door - "Front Door Trim")
Remove the front door belt inside weatherstrip.
(Refer to Front Door - "Front Door Belt I
Rear seat back cover - CTR
Remove the rear seat back assembly RH.
(Refer to Rear Seat - "Rear Seat Assembly")
Loosen the mounting screws, remove the rear seat shield inner cover (A).
Press the lock pin and remove the rear seat headrest (A).
Information
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Owner's Manual
- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual
