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.
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HOMESERVICE MANUALSHYUNDAI2014VELOSTER TURBO, AUTOMATIC TRANSREPAIR AND DIAGNOSISTRANSMISSIONTRANSMISSION CONTROL SYSTEMSAUTOMATIC TRANSAXLE CONTROL SYSTEMTRANSAXLE CONTROL MODULE (TCM)SCHEMATIC DIAGRAMSTCM TERMINAL FUNCTION
2014 Hyundai Veloster Turbo, Automatic Trans
TCM terminal function
2014 Hyundai Veloster Turbo, Automatic TransSECTION TCM terminal function
PIN DESCRIPTION - CONNECTOR (A)
| Pin | Description |
|---|---|
| 22 | Overdrive clutch control solenoid valve |
| 23 | Pressure control solenoid valve |
| 26 | SS-B solenoid valve (ON/OFF) |
| 37 | Sports mode up switch |
| 38 | Sports mode select switch |
| 39 | Oil temperature sensor (+) |
| 43 | Underdrive brake control solenoid valve |
| 44 | 35R clutch control solenoid valve |
| 45 | Torque converter control solenoid valve |
| 46 | 26 brake control solenoid valve |
| 58 | Sports mode down switch |
| 59 | Oil temperature sensor (-) |
| 73 | Inhibitor switch signal "S4" |
| 74 | Inhibitor switch signal "S2" |
| 75 | Inhibitor switch signal "S3" |
| 87 | Solenoid power 1 |
| 88 | Solenoid power 2 |
| 89 | SS-A solenoid valve A (ON/OFF) |
| 94 | Inhibitor switch signal "S1" |
| 95 | Output speed sensor power |
| 96 | Input speed sensor power |
| 99 | Input speed sensor signal |
| 100 | Output speed sensor signal |
PIN DESCRIPTION - CONNECTOR (B)
| Pin | Description |
|---|---|
| 1 | GND (Power) |
| 2 | GND (Power) |
| 3 | VB (Battery voltage) |
| 4 | Ground (Power) |
| 5 | VB |
| 60 | CAN High |
| 68 | IG.1 (Ignition key) |
| 77 | CAN Low |
RENDER: 1.0x
NO RELATED
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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.