Hyundai Elantra: Automatic Transaxle Control System / Transaxle Control Module (TCM) Description and Operation
| 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
Adjustment
Transaxle Control Module(TCM) Learning
When shift shock is occurred or parts related with the transaxle are replaced, TCM learning should be performed.
In the following case, TCM l ...
Transaxle Control Module (TCM) Schematic Diagrams
TCM Connector and Terminal Function
TCM Terminal Function
Connector [A] Connector [K] PinDescriptionPinDescriptionA1Overdrive clutch control solenoid valve(OD/C_VFS)K8FLEXRAY COMM. Signal HIGHA5 ...
Other information:
Hyundai Elantra AD (2016-2020) Service Manual: Ambient Temperature Sensor Description and Operation
Description
The ambient temperature sensor is located at the front of the
condenser and detects ambient air temperature. It is a negative type
thermistor; resistance will increase with lower temperature, and
decrease with higher temperature.
The sensor output will be used for discharge tem ...
Hyundai Elantra AD (2016-2020) Service Manual: Floor Carpet. Repair procedures
Repair procedures
Replacement
•
Put on gloves to prevent hand injuries.
•
When removing with a flat-tip screwdriver or remover, wrap protective tape around the tools to prevent damage to components.
•
Use a plastic panel removal ...
