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 AzeraFACTORY OEM SERVICE PROCEDURE
Connector [CLG-B]
CONNECTOR [CLG-B] DESCRIPTION
| Pin | Description | Condition | Input/output value | |
|---|---|---|---|---|
| Type | Level | |||
| 1 | Overdrive clutch control solenoid valve (OD/C) | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 3 | Input speed sensor signal | Rotate | Pulse | Maximum frequency: 9 kHz |
| Minimum frequency: > 0 Hz | ||||
| 4 | Output speed sensor signal | Rotate | Pulse | Minimum high pulse: β₯ 25 ΞΌs |
| Minimum low pulse: β₯ 25 ΞΌs | ||||
| 26 | Torque converter control solenoid valve (T/CON) | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 27 | 35R Clutch control solenoid valve (35R/C) | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 28 | ON/OFF solenoid valve A (SS-A) | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 29 | Input speed sensor power | ON | Power | 0V/7.5V |
| OFF | ||||
| 51 | Line pressure control solenoid valve (L/P) | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 52 | Underdrive brake control solenoid valve (UD/B) | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 53 | ON/OFF solenoid valve B (SS-B) | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 54 | Output speed sensor power | ON | Power | 0V/7.5V |
| OFF | ||||
| 55 | Oil temperature sensor (+) | - | Input | 5V |
| 57 | Oil temperature sensor (-) | - | Ground | 0V |
| 76 | Solenoid supply power 1 | - | Power | Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 77 | Solenoid supply power 2 | - | Power | Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 78 | 26 Brake control solenoid valve (26/B) | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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