Kia Optima Hybrid: Parking Brake System / Electric Parking Brake (EPB) Schematic Diagrams

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual / Brake System / Parking Brake System / Electric Parking Brake (EPB) Schematic Diagrams

EPB Circuit Diagram (1)

EPB Circuit Diagram (2)

EPB connector input/output

Pin 
Description
Pin 
Description
1
-
-
21
-
-
2
-
-
22
Y
C-CAN (Low)
3
-
-
23
W
C-CAN (High)
4
-
-
24
W
Electric Parking Brake Switch (SW1)
5
-
-
25
L/O
Electric Parking Brake Switch (SW2)
6

-
26
G/O
Electric Parking Brake Switch (SW3)
7
-
-
27
Y/O
Electric Parking Brake Switch (SW4)
8
-
-
28
-
-
9
-

29
-
-
10
-
-
30
-
-
11
-
-
31
-
-
12
-
-
32
-
-
13
-
-
33
B
Ground (GF06)
14
-
-
34
B
Ground (GF06)
15
-
-
35
O
Electric Parking Brake ActuatorRH (+)
16
-

36
Br
Electric Parking Brake ActuatorLH (-)
17
L
Smart Junction Box
(Fuse - EPB)
37
Gr
Electric Parking Brake ActuatorRH (-)
18
-
-
38
W
Electric Parking Brake ActuatorLH (+)
19
-
-
39
R
E/R Fuse & Relay Relay(FUSE - EPB 1)
20
G
Brake Light Switch 
40
L
E/R Fuse & Relay Relay(FUSE - EPB 2)

Electric Parking Brake (EPB) Description and Operation

Description Description of EPB The EPB is an electronic parking brake. The EPB is different from existing parking systems which operated with the brake pedal or the lever type. The EPB system sends the ...

Electric Parking Brake (EPB) Repair procedures

Removal EPB Unit 1. Turn ignition OFF and disconnect the negative (-) battery cable. 2. Disconnect the EPB control unit connecter (A). 3. Remove the EPB control unit mounting nuts (B) and the EPB control ...

Other information:

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Fuel Line Repair procedures


Removal 1. Remove the fuel tank (Refer to “Fuel Tank”) 2. Disconnect the fuel feed tube (A). 3. Disconnect the vapor hose (A). 4. Disconnect the vapor hose quick-connector (A). 5. Remove the fuel tube protector (A). 6. Unfasten the fuel tube holders (B). 7. Make a gap for removing the fuel line by ...

Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Description and Operation


Operation Function Of Safety Power Window When all door (Front, Rear) power window auto-up switch is operated, safety function is activated. 1. Safety function condition When detect the force of 100N during the window rising, window is reversed. 2. Length of window reversing (except holding the auto-up ...

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