Hyundai Accent (HC): Brake System (ABS/ESC) / Troubleshooting

Hyundai Accent (HC) (2017 - 2022) Service Manual / Brake System (ABS/ESC) / 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 like cause of the problem. Check each part in order.If necessary, replace these parts.

SymptomSuspect AreaReference
Lower pedal or spongy pedal1. 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 drag1. 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 pull1. 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 inefficient1. 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 brake1. 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 fades1. Master cylinder (Inoperative)replace
Brake vibration, pulsation1. 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 ChatterBrake 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.

Specifications

Brake System

Other information:

Hyundai Accent (HC) (2017 - 2022) Service Manual: Repair procedures

- Inspection Front Door Lock Module Inspection 1.Remove the front door trim.(Refer to Body - "Front Door Trim") 2.Remove the front door module.(Refer to Body - "Front Door Module") 3.Disconnect the connectors from the actuator. NoPin Information LHRH 1Motor 1Lock / UnLock switch 2Motor 2COM 3-Key Lock switch 4Key Unlock switchKey Unlock switch 5Key Lock switch- 6COMMotor 2 7Lock / UnLock switchMotor 1 4.

Hyundai Accent (HC) (2017 - 2022) Service Manual: Rear Wheel Speed Sensor

- Components [Drum Type] 1. Front wheel speed sensor2. Front wheel speed sensor cable [Disc Type] 1. Front wheel speed sensor2. Front wheel speed sensor cable - Removal [Disc Type] 1.Loosen the wheel nuts slightly.Raise the vehicle, and make sure it is securely supported. 2.Remove the rear wheel and tire (A) from front hub.Tightening torque :107.

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