Troubleshooting |
Problem Symptoms Table |
Symptom |
Suspect Area |
Reference |
Lower pedal or spongy pedal |
1. Brake system (Fluid leaks) 2. Brake system (Air in) 3. Piston seals (Worn or damaged) 4. Rear brake shoe clearance (Out of adjustment) 5. Master cylinder (Inoperative) |
repair air·bleed replace adjust replace |
Brake drag |
1. Brake pedal free play (Minimum) 2. Parking brake lever travel (Out of adjustment) 3. Parking brake wire (Sticking) 4. Rear brake shoe clearance (Out of adjustment) 5. Pad or lining (Cracked or distorted) 6. Piston (Stuck) 7. Piston (Frozen) 8. Anchor or Return spring (Inoperative) 9. Booster system (Vacuum leaks) 10. Master cylinder (Inoperative) |
adjust adjust repair adjust replace replace replace replace replace replace |
Brake pull |
1. Piston (Sticking) 2. Pad or lining (Oily) 3. Piston (Frozen) 4. Disc (Scored) 5. Pad or lining (Cracked or distorted) |
replace replace replace replace replace |
Hard pedal but brake inefficient |
1. Brake system (Fluid leaks) 2. Brake system (Air in) 3. Pad or lining (Worn) 4. Pad or lining (Cracked or distorted) 5. Rear brake shoe clearance (Out of adjustment) 6. Pad or lining (Oily) 7. Pad or lining (Glazed) 8. Disc (Scored) 9. Booster system (Vacuum leaks) |
repair air·bleed replace replace adjust replace replace replace replace |
Noise from brake |
1. Pad or lining (Cracked or distorted) 2. Installation bolt (Loosen) 3. Disc (Scored) 4. Sliding pin (Worn) 5. Pad or lining (Dirty) 6. Pad or lining (Glazed) 7. Anchor or Return spring (Faulty) 8. Brake pad shim (Damage) 9. Shoe hold-down spring (Damage) |
replace adjust replace replace clean replace replace replace replace |
Brake fades |
1. Pad or lining (Worn) 2. Master cylinder (Inoperative) |
replace replace |
Brake vibration,pulsation |
1. Brake booster (Vacuum leaks) 2. Pedal free play 3. Master cylinder (Inoperative) 4. Caliper (Damage) 5. Master cylinder cap seal 6. Damaged brake lines |
replace adjust replace replace replace replace |
Hyundai Kona (OS) 2018-2023 Owners Manual: System malfunction
Check Forward Collision Avoidance Assist system
When the FCA is not working properly, the FCA warning light ()
will illuminate and the warning message will appear for a few seconds. After
the message disappears, the master warning light ()
will illuminate. In this case, we recommend that yo ...
Hyundai Kona (OS) 2018-2023 Owners Manual: Owner maintenance schedule
When you stop for fuel:
Check the engine oil level.
Check the coolant level in the engine coolant reservoir.
Check the windshield washer fluid level.
Check for low or under-inflated tires.
WARNING
Be careful when checking your engine coolant level when the engine is hot.
This may result in co ...