Hyundai Genesis: Automatic Transmission Control System / Transmission Control Module (TCM) Schematic Diagrams

1. TCM Connector and Terminal Function

2. TCM Terminal Function
Connector
Pin
Description
Pin
Description
1
Battery power
48
-
2
Battery power
49
-
3
Power(IG 1)
50
27 Brake control solenoid valve
4
Ground
51
-
5
Ground
52
ON/OFF solenoid valve
6
Ground
53
-
7
-
54
Input speed sensor signal
8
-
55
Middle speed sensor signal
9
-
56
Output speed sensor signal
10
-
57
-
11
-
58
-
12
-
59
-
13
Inhibitor switch signal "S1"
60
-
14
Oil temperature sensor (+)
61
Sports mode select switch
15
-
62
-
16
Sports mode up switch
63
-
17
Sports mode down switch
64
-
18
-
65
CAN communication line (LOW)
19
-
66
-
20
-
67
-
21
Inhibitor switch signal "S2"
68
-
22
Inhibitor switch signal "S4"
69
-
23
Inhibitor switch signal "S3"
70
Solenoid supply power 2
24
-
71
-
25
-
72
-
26
-
73
Solenoid supply power
(4&OD/C,35R/C,6/C,L/P)
27
-
74
-
28
-
75
-
29
Solenoid supply power(UD/C,27/B,8LR/B,D/C)
76
-
30
Input speed sensor power
77
-
31
Middle speed sensor power
78
-
32
-
79
-
33
-
80
-
34
-
81
-
35
-
82
-
36
-
83
-
37
-
84
-
38
Oil temperature sensor (-)
85
CCP CAN Low
39
-
86
CCP CAN High
40
-
87
CAN communication line (High)
41
35R Clutch control solenoid valve
88
-
42
8LR Brake control solenoid valve 
89
-
43
Underdrive clutch control solenoid valve
90
-
44
6Speed clutch control solenoid valve
91
-
45
Line pressure control solenoid valve
92
-
46
Damper clutch control solenoid valve
93
Output speed sensor power
47
4&OD Clutch control solenoid valve
94
-

3. TCM Terminal input/output signal
Pin
Description
Condition
Input/Output Value
Type
Level
1
Battery power
ON
Power
0V/Battery voltage level
2
OFF
9V < Battery voltage level < 16V
3
Power (IG 1)
ON
Input
Battery voltage level
OFF
0V voltage level
4
Ground
-
Ground
0V(GND level)
5
Ground
-
Ground
0V(GND level)
6
Ground
-
Ground
0V(GND level)
7
-
ON
Output
About 1V
OFF
Battery voltage level
8
-
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
9
-
-
-
-
10
-
ON
Pulse input
About 9V~11V voltage level
OFF
0V voltage level
11
-
-
-
-
12
-
-
-
-
13
Inhibitor switch signal "S1"
ON
Input
Battery voltage level
OFF
0V(GND)
14
Oil temperature sensor (+)
-
Input
Maximum 5V voltage level
15
-
-
-
-
16
Sports mode up switch
ON
Input
0V(GND)
OFF
Battery voltage level
17
Sports mode down switch
ON
Input
0V(GND)
OFF
Battery voltage level
18
-
-
Input
0V/Battery voltage level
19
-
-
-
-
20
-
-
-
-
21
Inhibitor switch signal "S2"
ON
Input
Battery voltage level
OFF
0V(GND)
22
Inhibitor switch signal "S4"
ON
Input
Battery voltage level
OFF
0V(GND)
23
Inhibitor switch signal "S3"
ON
Input
Battery voltage level
OFF
0V(GND)
24
-
-
-
-
25
-
-
-
-
26
-
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
27
-
-
-
-
28
-
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
29
Solenoid supply power
(UD/C,27/B,8LR/B,D/C)
-
Power
Battery voltage level
9V < Battery voltage level <16V
30
Input speed sensor power
ON
Output
About 9V voltage level
OFF
0V
31
Middle speed sensor power
ON
Output
About 9V voltage level
OFF
0V
32
-
-
-
-
33
-
-
-
-
34
-
-
-
-
35
-
-
-
-
36
-
-
-
-
37
-
-
-
-
38
Oil temperature sensor (-)
-
Input
Minimum 0V voltage level
39
-
-
-
-
40
-
-
-
-
41
35R Clutch control solenoid valve
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
42
8LR Brake control solenoid valve 
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
43
Underdrive clutch control solenoid valve
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
44
6Speed clutch control solenoid valve
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
45
Line pressure control solenoid valve
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
46
Damper clutch control solenoid valve
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
47
4&OD Clutch control solenoid valve
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
48
-
-
-
-
49
-
-
-
-
50
27 Brake control solenoid valve
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
51
-
-
-
-
52
ON/OFF solenoid valve
-
Output
0V/Battery voltage level
9V < Battery voltage level <16V
53
-
ON
Output
0V
OFF
Battery voltage level
54
Input speed sensor signal
?
Pulse input
Low : About 0.7V, High : 1.4V
NTU1
?
Maximum/Minimum Frequency :
9kHz/0Hz
55
Middle speed sensor signal
?
PulseInput
Low : About 0.7V, High : 1.4V
NTU2
?
Maximum/Minimum Frequency :
9kHz/0Hz
56
Output speed sensor signal
?
PulseInput
Low : About 0.7V, High : 1.4V
NAB
?
Maximum/Minimum Frequency :
9kHz/0Hz
57
-
-
-
-
58
-
-
-
-
59
-
-
-
-
60
-
-
-
-
61
Sports mode select switch
Sports mode
Input
0V/Battery voltage level
Other
9V < Battery voltage level <16V
62
-
-
-
-
63
-
-
-
-
64
-
-
-
-
65
CAN communication line (LOW)
-
-
-
66
-
-
-
-
67
-
-
-
-
68
-
-
-
-
69
-
-
-
-
70
Solenoid supply power 2
-
Power
Battery voltage level
9V < Battery voltage level <16V
71
?
-
-
-
72
?
-
-
-
73
Solenoid supply power
(4&OD/C,35R/C,6/C,L/P)
-
Power
Battery voltage level
9V < Battery voltage level <16V
74
?
-
-
-
75
?
-
-
-
76
?
-
-
-
77
?
-
-
-
78
?
-
-
-
79
?
-
-
-
80
?
-
-
-
81
?
-
-
-
82
?
-
-
-
83
?
-
-
-
84
?
-
-
-
85
?
-
-
-
86
?
-
-
-
87
CAN communication line (High)
-
-
-
88
?
?
?
?
89
?
?
?
?
90
?
?
?
?
91
?
?
?
?
92
?
-
-
-
93
Output speed sensor power
ON
Output
About 9V voltage level
OFF
0V
94
?
?
?
?

Transmission Control Module (TCM) Description and Operation
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Transmission Control Module (TCM) Repair procedures
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