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.
Components And Components Location: Components
*Internal Buzzer: Parking assist system buzzer
| No. | Connector A | Connector B | Connector C |
|---|---|---|---|
| 1 | Battery | LIN communication (PAS, RPAS) | Safely power window Enable high |
| 2 | IGN 1 | Air bag switch (option) | MTS Tx |
| 3 | IGN 2 | Front fog lamp switch | Key hole illumination lamp |
| 4 | Brake switch | Sunroof open switch | Room lamp |
| 5 | Wiper mist switch | PAS ON/OFF switch | Puddle lamp |
| 6 | Crash Unlock | Assist MAT switch | Key solenoid |
| 7 | Head lamp low switch | AV TAIL | ATM solenoid |
| 8 | Head lamp high switch | LS CAN High | - |
| 9 | Rear wiper washer switch (5DR only) | LS CAN LOW | - |
| 10 | Rear wiper mist switch (5DR only) | Autolight ground | Security indicator |
| 11 | Rear fog lamp switch | Autolight signal | PAS switch indicator |
| 12 | Rear wiper INT switch (5DR only) | Autolight power | HS CAN Low |
| 13 | ACC | Autolight switch | HS CAW High |
| 14 | MTS Rx | K-LINE communication | Wiper relay |
| 15 | - | Rear glass heater switch | - |
| 16 | - | Assist seat belt indicator | Burglar horn relay |
| 17 | Wiper washer switch | Rear left seal belt indicator | Rear wiper relay (5DR only) |
| 18 | Wiper INT Switch | Rear center seal bell indicator | Power ground |
| 19 | PAS/RPAS Switch (Option) | Head lamp low signal | |
| 20 | Wiper INT volume | Rear right seat belt indicator | |
| 21 | Key IN switch | ||
| 22 | Tail lamp switch | ||
| 23 | Key interlock switch | ||
| 24 | Signal ground |
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.
Rather have a pro handle this?
A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.
No obligation. See pricing before you book.