Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2021 Kia K5 EXFACTORY OEM SERVICE PROCEDURE
Terminal Function
| PIN No | Description | Current | |
|---|---|---|---|
| max | min | ||
| 1 | Voltage supply for pump motor | 39A | 10 MΩ |
| 2 | RR EPB motor power | 30A | 10 MΩ |
| 3 | RR EPB motor ground | 30A | 10 MΩ |
| 6 | Electric parking brake signal 1 | 20 mA | 250 MΩ |
| 7 | Electric parking brake signal 2 | 20 mA | 250 MΩ |
| 8 | Electric parking brake signal 3 | 20 mA | 250 MΩ |
| 9 | Electric parking brake signal 4 | 20 mA | 250 MΩ |
| 10 | - | - | 250 MΩ |
| 11 | - | - | - |
| 12 | RL EPB motor ground | 30A | - |
| 13 | RL EPB motor power | 30A | 10 MΩ |
| 14 | Ground for solenoid valves and ECU | 30A | 10 MΩ |
| 16 | - | - | 250 MΩ |
| 17 | ESP OFF switch signal | 16.8 mA | |
| 19 | Local CAN High | 10 mA | 250 MΩ |
| 20 | Local CAN Low | 30 mA | 250 MΩ |
| 21 | - | - | 250 MΩ |
| 22 | P-CAN LOW | - | |
| 23 | P-CAN High | 200 mA | 250 MΩ |
| 24 | - | - | 250 MΩ |
| 25 | Wheel speed sensor supply voltage (RL) | 16.8 mA | |
| 26 | Wheel speed sensor supply voltage (RR) | 16.8 mA | 250 MΩ |
| 27 | Wheel speed sensor supply voltage (FR) | 16.8 mA | 250 MΩ |
| 28 | Wheel speed sensor supply voltage (FL) | - | 250 MΩ |
| 29 | - | 16.8 mA | 250 MΩ |
| 30 | Voltage supply for solenoid valves | 30A | |
| 31 | - | - | 10 MΩ |
| 32 | - | Open drain | |
| 33 | - | - | |
| 34 | Auto holding ON/OFF switch signal | 10 mA | |
| 35 | Brake light switch | 10 mA | 250 MΩ |
| 37 | IGN 1 | 5A | 250 MΩ |
| 39 | - | 16.8 mA | 250 MΩ |
| 40 | - | - | |
| 41 | - | - | |
| 42 | - | - | 250 MΩ |
| 43 | - | - | 250 MΩ |
| 44 | Wheel speed sensor ground (FL) | 30 mA | 250 MΩ |
| 45 | Wheel speed sensor ground (FR) | 30 mA | 250 MΩ |
| 46 | Recirculation pump ground | 40A | 250 MΩ |
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.