Kia Optima Hybrid: 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: High Voltage Shut-off Procedures
High Voltage Shut-off Procedures Be sure to read and follow the “General Safety Information and Caution” before doing any work related with the high voltage system. Failure to follow the safety instructions may result in serious electrical injuries. • High voltage components: ...
Kia Optima Hybrid (TF HEV) 2016-2020 Service Manual: Special Service Tools
Special Service Tools Tool Name / NumberIIIustrationDescriptionLower arm ball joint remover0K545-A9100Removal of front lower arm from front axle Personal Protective Equipment NameIllustrationDescriptionInsulation gloveUsed when inspecting or working on the high voltage components[Insulation performance ...