Hyundai Sonata: Dual Clutch Transmission Control System / DCT Control Module (TCM) Schematic Diagrams
Hyundai Sonata LF 2014-2019 Service Manual / DCT (Dual Clutch Transmission) System / Dual Clutch Transmission Control System / DCT Control Module (TCM) Schematic Diagrams
| 1. TCM Connector and Terminal Function |
| 2. TCM Terminal Function |
Connector [A]
| Pin | Description | Pin | Description |
| 1 | Clutch Actuator (Clutch Motor 1 (ODD)_Phase V) | 17 | - |
| 2 | Clutch actuator (Clutch Motor 2 (EVEN) Phase V) | 18 | Clutch Actuator (Clutch Motor 1 (ODD)_HALL 1) |
| 3 | Select Actuator (Shift Solenoid 2 (EVEN)_Ground) | 19 | Clutch Actuator (Clutch Motor 1 (ODD)_Supply) |
| 4 | Select Actuator (Shift Solenoid 1 (ODD) Push) | 20 | Select Actuator (Shift Solenoid 1 (ODD)_Sensor Supply) |
| 5 | Clutch Actuator (Clutch Motor 1 (ODD)_Phase U) | 21 | Select Actuator (Shift Solenoid 2 (EVEN)_Sensor Supply) |
| 6 | Clutch Actuator (Clutch Motor 2 (EVEN)_Phase U) | 22 | Select Actuator (Shift Solenoid 2 (EVEN)_Sensor Ouput) |
| 7 | Select Actuator (Shift Solenoid 1 (ODD)_Ground) | 23 | Clutch Actuator (Clutch Motor 2 (EVEN)_HALL 2) |
| 8 | Select Actuator (Shift Solenoid 2 (EVEN)_ Pull) | 24 | Clutch Actuator (Clutch Motor 2 (EVEN)_HALL 3) |
| 9 | Clutch Actuator (Clutch Motor1 (ODD)_Phase W) | 25 | Clutch Actuator (Clutch Motor 2 (EVEN)_Ground) |
| 10 | Clutch Actuator (Clutch Motor 2 (EVEN)_Phase W) | 26 | Select Actuator (Shift Solenoid 1 (ODD)_Sensor Output) |
| 11 | Select Actuator (Shift Solenoid 1 (ODD) Pull) | 27 | - |
| 12 | Select Actuator (Shift Solenoid 2 (EVEN) Push) | 28 | Clutch Actuator (Clutch Motor 2 (EVEN)_HALL 1) |
| 13 | Clutch Actuator (Clutch Motor 1 (ODD)_HALL 2) | 29 | Clutch Actuator (Clutch Motor 2 (EVEN)_Supply) |
| 14 | Clutch Actuator (Clutch Motor (ODD)_HALL 3) | 30 | Select Actuator (Select Solenoid 1 (ODD)_Sensor Ground) |
| 15 | Clutch Actuator (Clutch Motor 1 (ODD)_Ground) | 31 | Select Actuator (Select Solenoid 2 (EVEN)_Sensor Ground) |
| 16 | - | 32 | - |
Connector [B]
| Pin | Description | Pin | Description |
| 1 | - | 35 | - |
| 2 | - | 36 | - |
| 3 | ON / START Input | 37 | - |
| 4 | Paddle Shift (Up) Switch signal | 38 | - |
| 5 | Inhibitor Switch "P" Input signal | 39 | - |
| 6 | Inhibitor Switch "R" Input signal | 40 | - |
| 7 | Inhibitor Switch "D" Input signal | 41 | Shift Actuator (Shift Motor 2 (EVEN) _HALL 2) |
| 8 | Sports mode "Down" shift | 42 | Shift Actuator (Shift Motor 2 (EVEN) _HALL 3) |
| 9 | Clutch Speed Sensor (EVEN) Ground | 43 | Inhibitor Switch "M" Input signal |
| 10 | - | 44 | CAN1 Communication Port1 High |
| 11 | - | 45 | CAN1 Communication Port1 Low |
| 12 | - | 46 | - |
| 13 | Shift Actuator (Shift Motor 1 (ODD) _HALL 2) | 47 | - |
| 14 | Shift Actuator (Shift Motor 1 (ODD) _HALL 3) | 48 | Flex ray High (BP) |
| 15 | - | 49 | Input Speed Supply 1 (ODD) |
| 16 | - | 50 | Input Speed Signal 1 (ODD) |
| 17 | Battery Power Low VBD | 51 | - |
| 18 | Paddle Shift Down signal | 52 | - |
| 19 | Shift Lever Select Switch | 53 | - |
| 20 | Inhibitor Switch "N" Input signal | 54 | Shift Actuator (Shift Motor 2 (EVEN) _Supply) |
| 21 | Sports mode "Up" shift | 55 | Shift Actuator (Shift Motor 2 (EVEN) _HALL 1) |
| 22 | - | 56 | Shift Actuator (Shift Motor 2 (EVEN) _Sensor Ground) |
| 23 | Input Speed Supply 2 (EVEN) | 57 | Power Ground 1 for High Current Modules |
| 24 | 5V spare supply output | 58 | Power Ground 2 for High Current Modules |
| 25 | - | 59 | Shift Actuator (Shift Motor 2 (EVEN)_Phase W) |
| 26 | Shift Solenoid 1 Position Sensor Output | 60 | Shift Actuator (Shift Motor 1 (ODD)_Phase W) |
| 27 | Select Actuator (Shift Motor 1 (ODD)_HALL 1) | 61 | Power Ground 3 for High Current Modules |
| 28 | Select Actuator (Shift Motor 1 (ODD)_Sensor Ground) | 62 | - |
| 29 | - | 63 | Shift Actuator (Shift Motor 2 (EVEN)_Phase V) |
| 30 | CAN2 Communication Port2 High | 64 | Shift Actuator (Shift Motor 1 (ODD)_Phase V) |
| 31 | CAN2 Communication Port2 Low | 65 | Motor Supply Voltage 1 from Direct Battery |
| 32 | - | 66 | Motor Supply Voltage 2 from Direct Battery |
| 33 | - | 67 | Shift Actuator (Shift Motor 2 (EVEN)_Phase U) |
| 34 | Flex ray bus, BM | 68 | Shift Actuator (Shift Motor 1 (ODD)_Phase U) |
| 3. Terminal input/output signal |
Connector [A]
| Pin | Description | Condition | Input / output value | |
| Type | Level | |||
| 1 | Clutch Actuator (Clutch Motor 1 (ODD)_Phase V) | Low | Output | 0V |
| PWM | 0V ~ Battery voltage | |||
| 2 | Clutch actuator (Clutch Motor 2 (EVEN) Phase V) | Low | Output | 0V |
| PWM | 0V ~ Battery voltage | |||
| 3 | Select Actuator (Shift Solenoid 2 (EVEN)_Ground) | Static on | Output | 0V |
| 4 | Select Actuator (Shift Solenoid 1 (ODD) Push) | On | Output | 9V |
| Off | 0V | |||
| 5 | Clutch Actuator (Clutch Motor 1 (ODD)_Phase U) | Low | Output | 0V |
| PWM | 0V ~ Battery voltage | |||
| 6 | Clutch Actuator (Clutch Motor 2 (EVEN)_Phase U) | Low | Output | 0V |
| PWM | 0V ~ Battery voltage | |||
| 7 | Select Actuator (Shift Solenoid 1 (ODD) Ground) | Static on | Output | 0V |
| 8 | Select Actuator (Shift Solenoid 2 (EVEN)_ Pull) | On | Output | 9V |
| Off | 0V | |||
| 9 | Clutch Actuator (Clutch Motor1 (ODD)_Phase W) | Low | Output | 0V |
| PWM | 0V ~ Battery voltage | |||
| 10 | Clutch Actuator (Clutch Motor 2 (EVEN)_Phase W) | Low | Output | 0V |
| PWM | 0V ~ Battery voltage | |||
| 11 | Select Actuator (Shift Solenoid 1 (ODD) Pull) | On | Output | 9V |
| Off | 0V | |||
| 12 | Select Actuator (Shift Solenoid 2 (EVEN) Push) | On | Output | 9V |
| Off | 0V | |||
| 13 | Clutch Actuator (Clutch Motor 1 (ODD)_HALL 2) | High | Input | 4.5V |
| Low | 0V | |||
| 14 | Clutch Actuator (Clutch Motor 1 (ODD)_HALL 3) | High | Input | 4.5V |
| Low | 0V | |||
| 15 | Clutch Actuator (Clutch Motor 1 (ODD)_Ground) | Ground | Ground | 0V |
| 16 | - | ? | ? | ? |
| ? | ? | |||
| 17 | - | ? | ? | ? |
| ? | ? | |||
| 18 | Clutch Actuator (Clutch Motor 1 (ODD)_HALL 1) | High | Input | 4.5V |
| Low | 0V | |||
| 19 | Clutch Actuator (Clutch Motor 1 (ODD)_Supply) | - | Power | 8.75V |
| 20 | Select Actuator (Shift Solenoid 1 (ODD)_Sensor Supply) | - | Power | 8.75V |
| 21 | Select Actuator (Shift Solenoid 2 (EVEN)_Sensor Supply) | - | Power | 8.75V |
| 22 | Select Actuator (Shift Solenoid 2 (EVEN)_Sensor Ouput) | High | Input | 4V |
| Low | 1V | |||
| 23 | Clutch Actuator (Clutch Motor 2 (EVEN)_HALL 2) | High | Input | 4.5V |
| Low | 0V | |||
| 24 | Clutch Actuator (Clutch Motor 2 (EVEN)_HALL 3) | High | Input | 4.5V |
| Low | 0V | |||
| 25 | Clutch Actuator (Clutch Motor 2 (EVEN)_Ground) | Ground | Ground | 0V |
| 26 | Select Actuator (Shift Solenoid 1 (ODD)_Sensor Output) | High | Input | 4V |
| Low | 1V | |||
| 27 | - | ? | ? | ? |
| ? | ? | |||
| 28 | Clutch Actuator (Clutch Motor 2 (EVEN)_HALL 1) | High | Input | 4.5V |
| Low | 0V | |||
| 29 | Clutch Actuator (Clutch Motor 2 (EVEN)_Supply) | - | Power | 9V < Battery voltage < 16V |
| 30 | Select Actuator (Shift Solenoid 1 (ODD)_Sensor Ground) | Ground | Ground | 0V |
| 31 | Select Actuator (Shift Solenoid 2 (EVEN)_Sensor Ground) | Ground | Ground | 0V |
| 32 | - | ? | ? | ? |
| ? | ? | |||
Connector [B]
| Pin | Description | Condition | Input / output value | |
| Type | Level | |||
| 1 | ? | ? | ? | ? |
| ? | ||||
DCT Control Module (TCM) Description and Operation
Description
•
Function
The Transmission Control Module (TCM) is like the brain for
the Dual Clutch Transmission (DCT). It receives information from various
sensors for a wide range of tra ...
DCT Control Module (TCM) Repair procedures
Inspection
Transmission Control Module (TCM) Inspection Procedure
1.
Inspecting TCM ground circuit: Measure the resistance between the TCM and chassis ground.
(Check the terminal connected ...
Other information:
Hyundai Sonata LF 2014-2019 Service Manual: Battery Components and Components Location
Components
1. Battery insulation pad2. Battery3. Battery tray4. Battery mounting bracket
...
Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Replacement
1.
Disconnect the battery negative cable from the battery and then wait for at least 30 seconds.
2.
Turn the steering wheel so that the front wheels can face straight ahead.
3.
Remove the airbag module.
4.
Remove the DAB module.
(1)
Disconnect the air bag connector (A). ...
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