Hyundai Sonata: Brake System / Brake Pedal Repair procedures

Removal
1.
Turn ignition switch OFF and disconnect the negative (-) battery cable.
2.
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad")
3.
Remove the knee air bag.
(Refer to Restraint - "Knee Airbag(KAB) Module")
4.
Disconnect the stop lamp switch connector (A), and than remove stop lamp switch.

5.
Pull down steering column shaft after removing bolts and nuts
(Refer to - "Steering System - "Steering Column and Shaft")
6.
Remove the brake pedal member mounting nut (A).

Tightening torque :
9.8 ~ 14.7 N.m (1.0 ~ 1.5 kgf.m, 7.2 ~ 10.8 lb-ft)

7.
Remove the snap pin (A) and clevis pin (B).

8.
Remove the brake pedal member assembly mounting nuts and then remove the brake pedal assembly.

Tightening torque:
9.8 ~ 14.7 N.m (1.0 ~ 1.5 kgf.m, 7.2 ~ 10.8 lb-ft)

Inspection
1.
Check the bushing for wear.
2.
Check the brake pedal for bending or twisting.
3.
Check the brake pedal return spring for damage.
Installation
1.
Installation is the reverse of removal.
   
Before installing the pin, apply the grease to the clevis pin.
Use a new snap pin whenever installing.
2.
Adjust the brake pedal height and free play.
3.
Check the brake pedal operation.
Brake Pedal Components and Components Location
Components 1. Brake member assembly2. Stop lamp switch3. Bolt4. Return spring5. Brake pedal assembly6. Locking plate ...

Front Disc Brake Components and Components Location
Components 1. Guide rod bolt2. Bleed screw3. Caliper bracket 4. Caliper body5. Inner pad shim6. Brake pad7. Pad retainer ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Mode Control Actuator Components and Components Location
Components Location 1. Mode control actuator ...

Hyundai Sonata LF 2014-2019 Service Manual: Crankshaft Position Sensor (CKPS) Troubleshooting
Waveform This example shows a typical Crankshaft Position Sensor(CkPS) and Camshaft Position Sensor(CMPS) waveform at idle.The PCM controls the injection and ignition timing by using these signals. Generally CkPS signal is used to detect the piston's position and CMPS signal is used to de ...

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