Hyundai Elantra: Automatic Transaxle Control System / Transaxle Control Module (TCM) Description and Operation

Hyundai Elantra AD (2016-2020) Service Manual / Automatic Transaxle System / 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: Relay Box (Engine Compartment) Repair procedures
Inspection 1. Disconnect the negative (-) battery terminal. 2. Pull out the relay from the engine compartment relay block. Power Relay (Type A) Check for continuity between the terminals. 1. After supplying power to between No. 85 and 86 power relay terminals, check that there is co ...

Hyundai Elantra AD (2016-2020) Service Manual: ATF Warmer Components and Components Location
Components Location 1. Automatic transaxle2.ATF warmer3. Heater hose & pipe ...