Hyundai Tucson: Brake System / Troubleshooting
| Symptom | Expected cause | Countermeasure |
| Lower pedal or sponge pedal | Brake system (oil leakage) | Repair |
| Brake system (air inflow) | Air bleeding out procedure | |
| Piston seal (worn out or damaged) | Replace | |
| Rear brake shoe separation (faulty adjustment) | Adjust | |
| Master cylinder (malfunction) | Replace | |
| Brake drag | Brake pedal free separation (minimum) | Adjust |
| Parking brake cable length (adjustment trouble) | Adjust | |
| Parking brake cable (trapped) | Repair | |
| Rear brake shoe separation (adjustment trouble) | Adjust | |
| Pad and lining (twisted or cracked) | Replace | |
| Piston (trapped) | Replace | |
| Piston (frozen) | Replace | |
| Anker or return spring (malfunction) | Replace | |
| Booster system (Vacuum leaks) | Repair | |
| Master cylinder (malfunction) | Replace | |
| Uneven brake | Piston (trapped) | Replace |
| Pad and lining (oil stain, cracked or twisted) | Replace | |
| Heavy pedal and brake trouble | Brake system (oil leakage, air inflow) | Perform air bleeding procedure |
| Pad or lining (worned out) | Replace | |
| Pad or lining (cracked or twisted) | Replace | |
| Rear brake shoe separation (adjustment trouble) | Adjust | |
| Pad or lining (oil stain) | Replace | |
| Pad or lining (slippery) | Replace | |
| Disc (scratched) | Replace | |
| Booster system (Vacuum leaks) | Repair | |
| Noise from brake | Pad or lining (cracked or twisted) | Replace |
| Looseness of wheel bolt and caliper | Adjust | |
| Pad sliding trouble (Pad uneven worn out) | Replace | |
| Pad or lining (dirty) | Cleaning | |
| Pad or lining (slippery) | Pad replacement | |
| Anker or return spring (malfunction) | Replace | |
| Brake pad shim (damaged) | Replace | |
| Hold down spring (damaged) | Replace | |
| Foreign substance stucked between disc and pad | Cleaning | |
| Corrosion on disc | Test drive vehicle to get rid of corrosion between rotor and pads. | |
| Caved disc | Replace | |
| Poor braking performance (at highway speeds) | Pad or lining (worned out) | Replace |
| Master cylinder (malfunction) | Replace | |
| Brake vibration | Brake booster (Vacuum leaks) | Repair |
| Pedal free separation | Adjust | |
| Master cylinder (malfunction) | Replace | |
| Damaged on master cylinder cap | Replace | |
| Damaged on brake line | Replace | |
| Caliper returning trouble (while tire is turning, check the noise) | Replace | |
| Transformed disc | Replace |
Brake System
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Specifications
- Specifications
ItemSpecification
Master cylinderTypeTandem
I.D. mm (in)22.22 mm (0.87 in)
Piston stroke mm (in) 45 mm (1.77 in)
Brake boosterType11" Tie-rod
Boosting ratio10.5 : 1
Front dis ...
Other information:
Hyundai Tucson (NX4) 2022-2026 Service Manual: Sunroof Assembly
- Components Location
1. Sunroof assembly
- Replacement
• When removing with a flat - tip screwdriver or remover, wrap
protective tape around the tools to prevent damage to components.
• Put on glove to protect your hands.
1.Remove the roof trim.(Refer to ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Speakers
- Inspection
1.Check the plus (+) and negative (-) speaker terminals using an ohmmeter.
2.Check the supply power to the speaker and the resistance, then inspect the sound quality.
- Removal
Front Door Speaker
1.Remove the front door trim.(Refer to Body - "Front Door Trim")
2.Disconnect ...
