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) Owners Manual: Electronic Power Steering (EPS) Warning Light, Malfunction Indicator Lamp (MIL)
Electronic Power Steering (EPS) Warning Light
This warning light illuminates:
Once you turn the ignition switch or the Engine Start/Stop button to the
ON position.
- It illuminates for approximately 3 seconds and then goes off.
When there is a malfunction with the EPS.
In this case, ...
Hyundai Elantra AD (2016-2020) Service Manual: Schematic Diagrams
Schematic Diagram
Canister
The Canister is filled with charcoal and absorbs evaporated
fuel vapor from the fuel tank. The gathered fuel vapor in canister is
drawn into the intake manifold by the ECM/PCM when appropriate
conditions are set.
Purge Control Solenoid Valve (PCSV)
The Purge ...
