| Description |
| • |
Monitors the vehicle's operating conditions to determine the optimal gear setting. |
| • |
Performs a gear change if the current gear setting differs from the identified optimal gear setting. |
| • |
Determines the need for Damper Clutch (D/C) activation and engages the clutch accordingly. |
| • |
Calculates the optimal line pressure level by constantly monitoring the torque level and adjusts the pressure accordingly. |
| • |
Diagnoses the automatic transaxle for faults and failures. |

Repair procedures
Transaxle Control Module (TCM) Schematic DiagramsHyundai Elantra AD (2016-2020) Service Manual: Front Impact Sensor (FIS) Components and Components Location
Components
1. Front right Impact Sensor (FIS)2. Front left Impact Sensor (FIS)
...
Hyundai Elantra AD (2016-2020) Service Manual: Auto Defoging Actuator Specifications
Specifications
Door positionVoltage (V)Error detectingMax. cooling0.3 ± 0.15Low voltage : 0.1V or lessMax. heating4.7 ± 0.15High voltage : 4.9V or more
...