Hyundai Veloster: Troubleshooting
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 bleeding 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. Pad (Cracked or distorted) 5. Piston (Stuck) 6. Piston (Frozen) 7. Booster system (Vacuum leaks) 8. Master cylinder (Inoperative) |
adjust adjust repair replace replace replace repair replace |
|
Brake pull |
1. Piston (Sticking) 2. Pad (Oily) 3. Piston (Frozen) 4. Disc (Scored) 5. Pad (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 (Worn) 4. Pad (Cracked or distorted) 5. Rear brake shoe clearance(Out of adjustment) 6. Pad (Oily) 7. Pad (Glazed) 8. Disc (Scored) 9. Booster system (Vacuum leaks) |
repair Air bleeding replace replace adjust replace replace replace repair |
|
Noise from brake |
1. Pad (Cracked or distorted) 2. Installation bolt (Loosen) 3. Disc (Scored) 4. Sliding pin (Worn) 5. Pad (Dirty) 6. Pad (Glazed) 7. Brake pad shim (Damage) |
replace adjust replace replace clean replace replace |
|
Brake fades |
1. master cylinder |
replace |
|
Brake vibration, pulsation |
1. brake booster 2. pedal free play 3. master cylinder 4. caliper 5. master cylinder cap seal 6. damaged brake lines |
replace adjust replace replace replace replace |
|
Brake chatter |
Brake chatter is usually caused by loose or worn components, or glazed
or burnt linings. Rotors with hard spots can also contribute to brake chatter.
Additional causes of chatter are out-of-tolerance rotors, brake lining not
securely attached to the shoes, loose wheel bearings and contaminated brake
lining. |
|
Special Service Tools
Brake SystemRepair procedures
Inspection
Manual Transaxle Oil
Inspection
1.
Park the vehicle on a level ground and stop the engine.
2.
Retighten the o ...
Manual climate control system
1. A/C (Air conditioning) button 2. Air intake control button 3. Rear window
defroster button 4. Mode selection button 5. Fan speed control knob 6. Temperature
control knob 7. Front windshield d ...
Fuel Tank. Repair procedures
Removal
1.
Release the residual pressure in fuel line (Refer to “Release
Residual Pressure in Fuel Line” in this group).
2.
Remove the ...