Hyundai Ioniq: Dual Clutch Transmission Control System / DCT Control Module (TCM). Schematic diagrams

Hyundai Ioniq (AE) 2017-2024 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 (Select Solenoid 2 (EVEN)_Ground)
19
Clutch Actuator (Clutch Motor 1 (ODD)_Sensor Supply)
4
Select Actuator (Select Solenoid 1 (ODD) Push)
20
Select Actuator (Select Solenoid 1 (ODD)_Sensor Sensor Supply)
5
Clutch Actuator (Clutch Motor 1 (ODD)_Phase U)
21
Select Actuator (Select Solenoid 2 (EVEN)_Sensor Sensor Supply)
6
Clutch Actuator (Clutch Motor 2 (EVEN)_Phase U)
22
Select Actuator (Select Solenoid 2 (EVEN)_Sensor Ouput)
7
Select Actuator (Select Solenoid 1 (ODD)_Ground)
23
Clutch Actuator (Clutch Motor 2 (EVEN)_HALL 2)
8
Select Actuator (Select 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 (Select Solenoid 1 (ODD)_Sensor Output)
11
Select Actuator (Select Solenoid 1 (ODD) Pull)
27
-
12
Select Actuator (Select 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)_Sensor 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 Sensor 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) _Sensor 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 Sensor Supply 2 (EVEN)
57
Power Ground 1 for High Current Modules
24
5V spare Sensor Supply output
58
Power Ground 2 for High Current Modules
25
-
59
Shift Actuator (Shift Motor 2 (EVEN)_Phase W)
26
Shift Actuator (Shift Motor 1 (Odd)_Sensor Supply)
60
Shift Actuator (Shift Motor 1 (ODD)_Phase W)
27
Shift 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 Sensor Supply Voltage 1 from Direct Battery
32
-
66
Motor Sensor 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 (Select Solenoid 2 (EVEN)_Ground)
Static on
Output
0V
4
Select Actuator (Select 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 (Select Solenoid 1 (ODD) Ground)
Static on
Output
0V
8
Select Actuator (Select 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 (Select Solenoid 1 (ODD) Pull)
On
Output
9V
Off
0V
12
Select Actuator (Select 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)_Sensor Supply)
-
Power
8.75V
20
Select Actuator (Select Solenoid 1 (ODD)_Sensor Sensor Supply)
-
Power
8.75V
21
Select Actuator (Select Solenoid 2 (EVEN)_Sensor Sensor Supply)
-
Power
8.75V
22
Select Actuator (Select 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 (Select 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)_Sensor Supply)
-
Power
9V < Battery voltage < 16V
30
Select Actuator (Select Solenoid 1 (ODD)_Sensor Ground)
Ground
Ground
0V
31
Select Actuator (Select Solenoid 2 (EVEN)_Sensor Ground)
Ground
Ground
0V
32
-
 
 
 
 
 

Connector [B]
Pin
Description
Condition
Input / output value
Type
Level
1
 
 
 
 
 
 
2
 
 
 
 
 
 
3
ON / START Input
-
Power
9V < Battery voltage < 16V
4
Paddle Shift (Up) Switch signal
High
Input
9V < Battery voltage < 16V
Low
0V
5
Inhibitor Switch "P" Input signal
High
Input
9V < Battery voltage < 16V
Low
0V
6
Inhibitor Switch "R" Input signal
High
Input
9V < Battery voltage < 16V
Low
0V
7
Inhibitor Switch "D" Input signal
High
Input
9V < Battery voltage < 16V
Low
0V
8
Sports mode "Down" shift
High
Input
9V < Battery voltage < 16V
Low
0V
9
Clutch Speed Sensor (EVEN) Ground
High
Input
0.448V
Low
0.224V
10
-
 
 
 
 
 
11
-
 
 
 
 
 
12
-
 
 
 
 
 
13
Shift Actuator (Shift Motor 1 (ODD) _HALL 2)
High
Input
4.5V
Low
0.8
14
Shift Actuator (Shift Motor 1 (ODD) _HALL 3)
High
Input
4.5V
Low
0.8
15
-
 
 
 
 
 
16
-
 
 
 
 
 
17
Battery Power Low VBD
-
Power
9V < Battery voltage < 16V
18
Paddle Shift Down signal
High
Input
9V < Battery voltage < 16V
Low
0V
19
Shift Lever Select Switch
High
Input
9V < Battery voltage < 16V
Low
0V
20
Inhibitor Switch "N" Input signal
High
Input
9V < Battery voltage < 16V
Low
0V
21
Sports mode "Up" shift
High
Input
9V < Battery voltage < 16V
Low
0V
22
-
 
 
 
 
 
23
Input Speed Sensor Supply 2 (EVEN)
-
Power
8.75V
24
5V spare Sensor Supply output
-
Power
5V
25
-
 
 
 
 
 
26
Shift Actuator (Shift Motor 1 (Odd)_Sensor Supply)
 
Power
8.75V
27
Shift Actuator (Shift Motor 1 (ODD)_HALL 1)
High
Input
4.5V / 0.8V
Low
28
Shift Actuator (Shift Motor 1 (ODD)_Sensor Ground)
Ground
Ground
0V
29
-
 
 
 
 
 
30
CAN2 Communication Port2 High
Rec./Dom
CAN Line
Recessive : 2.5V
Dominant : 3.5V
31
CAN2 Communication Port2 Low
Rec./Dom
CAN Line
Recessive : 2.5V
Dominant : 1.5V
32
-
 
 
 
 
 
33
-
 
 
 
 
 
34
Flex ray bus, BM
Idle
CAN Line
Idle : 2.5V
Differential
Differential : 2.0 V / 3.0 V
35
-
 
 
 
 
 
36
-
 
 
 
 
 
37
-
 
 
 
 
 
38
-
 
 
 
 
 
39
-
 
 
 
 
 
40
-
 
 
 
 
 
41
Shift Actuator (Shift Motor 2 (EVEN) _HALL 2)
High
Input
4.5V
L:ow
0.8V
42
Shift Actuator (Shift Motor 2 (EVEN) _HALL 3)
High
Input
4.5V
L:ow
0.8V
43
Inhibitor Switch "M" Input signal
High
Input
9V < Battery voltage < 16V
Low
0V
44
CAN1 Communication Port1 High
Idle
CAN Line
 
Differential
 
45
CAN1 Communication Port1 Low
Idle./DiFF
Rec./Dom
Recessive : 2.5V
Dominant : 3.5V
46
-
 
 
 
 
 
47
-
 
 
 
 
 
48
Flex ray High (BP)
Idle./DiFF
CAN Line
Idle : 2.5V
Differenital : 2.0V / 3.0V
49
Input Speed Sensor Supply 1 (ODD)
-
Power
8.75V
 
50
Input Speed Signal 1 (ODD)
High
Input
0.448V
Low
0.224V
51
-
 
 
 
 
 
52
-
 
 
 
 
 
53
-
 
 
 
 
 
54
Shift Actuator (Shift Motor 2 (EVEN) _Sensor Supply)
-
Power
8.75V
55
Shift Actuator (Shift Motor 2 (EVEN) _HALL 1)
High
Input
4.5V
Low
0.8V
56
Shift Actuator (Shift Motor 2 (EVEN) _Sensor Ground)
Ground
Ground
Ground
57
Power Ground 1 for High Current Modules
Ground
Ground
Ground
58
Power Ground 2 for High Current Modules
Ground
Ground
Ground
59
Shift Actuator (Shift Motor 2 (EVEN)_Phase W)
Low
Output
0V
PWM
0V-Battery voltage
60
Shift Actuator (Shift Motor 1 (ODD)_Phase W)
Low
Output
0V
PWM
0V-Battery voltage
61
 Power Ground 3 for High Current Modules
Ground
Ground
Ground
62
-
 
 
 
 
 
63
Shift Actuator (Shift Motor 2 (EVEN)_Phase V)
Low
Output
0V
PWM
0V-Battery voltage
64
Shift Actuator (Shift Motor 1 (ODD)_Phase V)
Low
Output
0V
PWM
0V-Battery voltage
65
Motor Sensor Supply Voltage 1 from Direct Battery
-
Power
9V < Battery voltage < 16V
66
Motor Sensor Supply Voltage 2 from Direct Battery
-
Power
9V < Battery voltage < 16V
67
Shift Actuator (Shift Motor 2 (EVEN)_Phase U)
Low
Output
0V
PWM
0V-Battery voltage
68
Shift Actuator (Shift Motor 1 (ODD)_Phase U)
Low
Output
0V
PWM
0V-Battery voltage

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