Kia Optima: Brake System / Brake Pedal

Kia Optima DL3 2019-2025 Service and Repair Manual / Brake System / Brake System / Brake Pedal

Components and components location

Components

1. Brake member assembly
2. Stop lamp switch

3. Brake pedal arm assembly
4. Brake pedal pad

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 Lower Panel")

3.	Remove the drive airbag module. (Refer to Restraint - "Drive Airbag Module")

4.	Disconnect the stop lamp switch connector (A).

5.	Separate the snap pin (A) and clevis pin (B).

Loosen the nuts (A), (B) and then remove the brake pedal assembly.

Tightening torque :

(A) : 12.7 - 17.6 N.m (1.3 - 1.8 kgf.m, 9.4 - 13.0 lb-ft)

(B) : 16.7 - 25.5 N.m (1.7 - 2.6 kgf.m, 12.3 - 18.8 lb-ft)

Inspection

1.	Check the brake pedal for bending or twisting.

2.	Check the brake pedal return spring for damage.

3.	Check the stop lamp switch. (Refer to Brake System - "Stop Lamp Switch")

Installation

Install in the reverse order of removal.

•	When installing the clevis pin, apply the grease.

•	Use a new snap pin whenever installing.

Brake Line

Components and components location Components 1. HECU flare nuts. 2. HECU to body mounting nuts. 3. Master cylinder to HECU flare nut. 4. Front brake line tube f ...

Stop Lamp Switch

Components and components location Components 1. Brake member assembly 2. Stop lamp switch 3. Brake pedal arm assembly 4. Brake pedal pad ...

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