Kia Sedona: Troubleshooting
| Troubleshooting |
| Problem Symptoms Table |
Use the table below to help you find the cause of the
problem. The numbers indicate the priority of the likely cause of the
problem.
Check each part in order.
If necessary, replace these parts.
| 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 (Stuck) 4. Rear brake shoe clearance(Out of adjustment) 5. Pad or lining (Cracked or distorted) 6. Piston (Stuck) 7. Piston (Frozen) 8. Anchor or shoe (Inoperative) 9. Booster system (Vacuum leaks) 10. Master cylinder (Inoperative) | adjust adjust repair adjust replace replace replace replace repair replace |
| Brake pull | 1. Piston (Stuck) 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 adjust replace replace repair |
| 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 shoe (Faulty) 8. Brake pad shim (Damage) 9. Shoe hold-down spring (Damage) | replace adjust replace replace clean replace replace replace replace |
| Brake fades | 1. Master cylinder (Inoperative) | 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 |
| 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
Special Service Tools
Tool(Number and Name)IllustrationUse09581-11000Piston expanderSpreading the front disc brake piston.
...
Brake System
...
Other Information:
Manifold Absolute Pressure Sensor (MAPS) Description and Operation
Description
Manifold Absolute Pressure Sensor (MAPS) is a speed-density
type sensor and is installed on the surge tank. It senses absolute
pressure of the surge tank and transfers the analog si ...
Repair procedures
Removal
Take care not to scratch the crash pad and related parts.
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box housing.
(Refer to B ...
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