Kia Cadenza Manuals

Kia Cadenza: Automatic Transaxle Control System / Transaxle Control Module (TCM) Schematic Diagrams

Kia Cadenza YG 2016-2025 Service Manual / Automatic Transaxle System / Automatic Transaxle Control System / Transaxle Control Module (TCM) Schematic Diagrams

1. TCM connector and terminal function

2. TCM terminal function
Connector [A]
Pin
Description
Pin
Description
1
-
45
Inhibitor switch signal ''S2''
2
-
46
Inhibitor switch signal ''S3''
3
-
47
Inhibitor switch signal ''S4''
4
-
48
-
5
-
49
-
6
-
50
-
7
-
51
-
8
-
52
-
9
-
53
-
10
CAN communication line (HIGH)
54
Sports mode down switch
11
-
55
-
12
-
56
-
13
-
57
-
14
-
58
-
15
-
59
-
16
-
60
-
17
-
61
-
18
-
62
-
19
-
63
-
20
-
64
-
21
-
65
-
22
-
66
-
23
-
67
-
24
-
68
-
25
-
69
-
26
-
70
-
27
Ignition switch
71
-
28
-
72
-
29
Sports mode up switch
73
-
30
-
74
-
31
-
75
-
32
-
76
-
33
-
77
-
34
-
78
　
35
CAN communication line Low
79
Sports mode Select switch
36
-
80
-
37
-
81
-
38
-
82
-
39
-
83
-
40
-
84
Shift lock solenoid
41
-
85
Reverse lamp relay
42
-
86
P/N relay
43
-
87
-
44
Inhibitor switch signal ''S1''
88
-

Connector [B]
Pin
Description
Pin
Description
1
Overdrive clutch control solenoid valve (VFS)
52
Underdrive brake control solenoid valve (VFS)
3
Input speed sensor signal
53
SS-B Solenoid valve (ON/OFF)
4
Output speed sensor signal
54
Output speed sensor power
26
Torque converter control solenoid valve (VFS)
55
Oil temperature sensor (-)
27
35R Clutch control solenoid valve (VFS)
57
Oil temperature sensor (+)
28
SS-A Solenoid valve (ON/OFF) 
76
Solenoid valve power 1
29
Input speed sensor power
77
Solenoid valve power 2
51
Line pressure control solenoid valve (VFS)
78
26 Brake control solenoid valve (VFS)

3. TCM Terminal input/ output signal
Connector [A]
Pin No.
Signal
Condition
Type
Level
29
Sports mode up switch
Up ON
Input
0V/Battery voltage level
Other
9V < Battery voltage level < 16V
44
Inhibitor switch signal "S1"
ON
Input
9V < Battery voltage level < 16V
OFF
0V/Battery voltage level
45
Inhibitor switch signal "S2"
ON
Input
9V < Battery voltage level < 16V
OFF
0V/Battery voltage level
46
Inhibitor switch signal "S3"
ON
Input
9V < Battery voltage level < 16V
OFF
0V/Battery voltage level
47
Inhibitor switch signal "S4"
ON
Input
9V < Battery voltage level < 16V
OFF
0V/Battery voltage level
54
Sports mode down switch
Down ON
Input
 0V/Battery voltage level
Other
9V < Battery voltage level < 16V 
79
Sports mode select switch
Sport mode
Input
0V/Battery voltage level
Other
9V < Battery voltage level < 16V
84
Shift lock solenoid
High
Output
0V/Battery voltage level
Low
9V < Battery voltage level < 16V
85
Rear lamp relay
R  ON
Output
0V/Battery voltage level
Other
9V < Battery voltage level < 16V
86
P/N relay
P-R change
Output
Min. Operation voltage: Battery voltage ≥ 6.0V
Max. Operation voltage: Battery voltage   ≤ 16.0V
P/N range position

Connector [B]
Pin No.
Signal
Condition
Type
Level
1
Overdrive clutch control solenoid valve 
　
Output
0V/Battery voltage level
9V < Battery voltage level < 16V
Power supply : V_SOL1
3
Input speed sensor signal
High
Input
0.7V/1.4V
Low
4
Output speed sensor signal
High
Input
0.7V/1.4V
Low
26
Torque converter control solenoid valve 
　
Output
0V/Battery voltage level
9V < Battery voltage level < 16V
27
35R clutch control solenoid valve 
　
Output
0V/Battery voltage level
9V < Battery voltage level < 16V
28
SS-A Solenoid valve (ON/OFF) 
High
Output
0V/Battery voltage level
Low
9V < Battery voltage level < 16V
29
Input speed sensor power
ON
Power
0V/7.5V
OFF
51
Line pressure control solenoid valve 
　
Output
0V/Battery voltage level
9V < Battery voltage level < 16V
52
Underdrive brake control solenoid valve
　
Output
0V/Battery voltage level
9V < Battery voltage level < 16V
Power supply : V_SOL2
53
SS-B Solenoid valve (ON/OFF)
High
Output
0V/Battery voltage level
Low
9V < Battery voltage level < 16V
54
Output speed sensor power
ON
Power
0V/7.5V
OFF
55
Oil temperature sensor (-)
　
Ground
0V
76
Solenoid valve power 1
ON
Power
0V/Battery voltage level
OFF
9V < Battery voltage level < 16V
77
Solenoid valve power 1
ON
Power
0V/Battery voltage level
OFF
9V < Battery voltage level < 16V
78
26 brake control solenoid valve 
　
Output
0V/Battery voltage level
9V < Battery voltage level < 16V
Power supply : V_SOL2

Transaxle Control Module (TCM) Description and Operation
Description Transaxle Control Module (TCM) is the automatic transaxle''s brain. The module receives and processes signals from various sensors and implements a wide range of transaxle controls ...

Transaxle Control Module (TCM) Repair procedures
Removal     When replacing the TCM, the vehicle equipped with the immobilizer must be performed procedure as below. [In the case of installing used TCM] 1) Perform "TCM ...

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