Hyundai Elantra: Automatic Transaxle Control System / 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 learning is required.
•
Transaxle assembly replacement
•
TCM replacement
•
TCM upgrading
TCM learning procedure
1.
Automatic Transaxle Fluid (ATF) temperature: 40 ~ 100 °C (104 ~ 212 °F)
2.
Static learning
Repeat the below shift pattern four times or more with stepping on the brake.

3.
Driving learning
Drive the vehicle from a stop in D through all gears 1st, 2nd, 3rd, 4th, 5th and 6th gear while holding the throttle steady at the specified Throttle Position Sensor (TPS) value (15 ~ 25%).
Schematic Diagrams
Circuit Diagram ...

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 optima ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Engine Coolant Temperature Sensor (ECTS) Repair procedures
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the ECTS connector. 3. Remove the ECTS. 4. After immersing the thermistor of the sensor into engine coolant, measure resistance between the ECTS terminals 1 and 3. 5. Check that the resistance is within the specification. ...

Hyundai Elantra AD (2016-2020) Service Manual: In-car Sensor Repair procedures
Diagnosis With GDS 1. The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS). ? The diagnostic system (GDS) provides the following information. (1) Self diagnosis : Checking the failure code (DTC) and display. (2) Current dat ...

© 2018-2026 www.helantraad.com