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.
2012 Hyundai Veracruz GLS, FWDFACTORY OEM SERVICE PROCEDURE
Information Of TCU Connector
TERMINALS SPECIFICATION
| Terminal No. | Mark | Terminal Name |
|---|---|---|
| A1 | +B | Battery voltage |
| A2 | - | - |
| A3 | TOP UP | Tiptronic input signal up |
| A4 | TIP DOWN | Tiptronic input signal down |
| A5 | STLK | Start lock output signal |
| A6 | CAN L | CAN communication L line (Low) |
| A7 | TIP M | Tiptronic input signal Manual |
| A8 | - | - |
| A9 | GND | TCU ground |
| A10 | - | - |
| A11 | IG | Ignition switch input signal |
| A12 | - | - |
| A13 | RVS | Reverse lamp output signal |
| A14 | CAN H | CAN communication H line (High) |
| A15 | - | - |
| A16 | SFL | Shift lock output signal |
| B1 | SLTG | Line pressure control solenoid [SLT-] |
| B2 | S2 | 3-way solenoid [S2] |
| B3 | SLT | Line pressure control solenoid [SLT+] |
| B4 | SLUG | Lock-up control solenoid [SLU-] |
| B5 | S1 | 3-way solenoid [S1] |
| B6 | - | - |
| B7 | OTG | Oil temperature sensor [OT-] |
| B8 | OT | Oil temperature sensor [OT+] |
| B9 | SLU | Lock-up control solenoid [SLU+] |
| B10 | SLC1G | Shift control solenoid [SLC1-] |
| B11 | SLC1 | Shift control solenoid [SLC1+] |
| B12 | NIN+ | Input speed sensor [NIN+] |
| B13 | NIN- | Input speed sensor [NIN-] |
| B14 | SLC3 | Shift control solenoid [SLC3+] |
| B15 | - | - |
| B16 | SLB1G | Shift control solenoid [SLB1-] |
| B17 | SLC2 | Shift control solenoid [SLC2+] |
| B18 | SLC2G | Shift control solenoid [SLC2-] |
| B19 | SP+ | Output speed sensor [SP+] |
| B20 | SP- | Output speed sensor [SP-] |
| B21 | SLB1 | Shift control solenoid [SLB1+] |
| B22 | SLC3G | Shift control solenoid [SLC3-] |
Factory Service Tools
Use the Manual With the Right Hardware
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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.