Kia Optima Manuals

Kia Optima: TCM Terminal Input/ Output Signal - Transaxle Control Module (TCM). Schematic Diagrams - Automatic Transaxle Control System - Automatic Transaxle System - Kia Optima TF 2011-2024 Service ManualKia Optima: TCM Terminal Input/ Output Signal

Connector [CHTG-AG]

Pin
 Description
 Condition
 Input/output value
Type
 Level
1
 -
 　
 　
 　
2
 Line pressure control solenoid valve
(LINE_VFS)
 　
 Output
 0V/Battery voltage level
9V < Battery voltage level < 16V
3
 Torque converter control solenoid valve
(T/CON_VFS)
 　
 Output
 0V/Battery voltage level
9V < Battery voltage level < 16V
4
 35R clutch control solenoid valve
(35R/C_VFS)
 　
 Output
 0V/Battery voltage level
9V < Battery voltage level < 16V
5
 -
 　
 　
 　
6
 -
 　
 　
 　
7
 Inhibitor switch signal "S1"
 High
 Input
 0V/Battery voltage level
Low
 9V < Battery voltage level < 16V
8
 Inhibitor switch signal "S2"
 High
 Input
 0V/Battery voltage level
Low
 9V < Battery voltage level < 16V
9
 Inhibitor switch signal "S3"
 High
 Input
 0V/Battery voltage level
Low
 9V < Battery voltage level < 16V
10
 Inhibitor switch signal "S4"
 High
 Input
 0V/Battery voltage level
Low
 9V < Battery voltage level < 16V
11
 -
 　
 　
 　
12
 -
 　
 　
 　
13
 -
 　
 　
 　
14
 -
 　
 　
 　
15
 -
 　
 　
 　
16
 -
 　
 　
 　
17
 -
 　
 　
 　
18
 -
 　
 　
 　
19
 -
 　
 　
 　
20
 -
 　
 　
 　
21
 -
 　
 　
 　
22
 -
 　
 　
 　
23
 Underdrive brake control solenoid valve
(UD/B_VFS)
 　
 Output
 0V/Battery voltage level
9V < Battery voltage level < 16V
Power supply : V_SOL2
24
 26 brake control solenoid valve
(26/B_VFS)
 　
 Output
 0V/Battery voltage level
9V < Battery voltage level < 16V
Power supply : V_SOL2
25
 Overdrive clutch control solenoid valve
(OD/C_VFS)
 　
 Output
 0V/Battery voltage level
9V < Battery voltage level < 16V
Power supply : V_SOL1
26
 -
 　
 　
 　
27
 -
 　
 　
 　
28
 -
 　
 　
 　
29
 -
 　
 　
 　
30
 -
 　
 　
 　
31
 -
 　
 　
 　
32
 -
 　
 　
 　
33
 -
 　
 　
 　
34
 -
 　
 　
 　
35
 -
 　
 　
 　
36
 -
 　
 　
 　
37
 -
 　
 　
 　
38
 -
 　
 　
 　
39
 -
 　
 　
 　
40
 -
 　
 　
 　
41
 -
 　
 　
 　
42
 -
 　
 　
 　
43
 -
 　
 　
 　
44
 Ground (Power 1)
 　
 Ground
 0V
45
 Ground (Power 2)
 　
 Ground
 0V
46
 Shift lock solenoid
 High
 Output
 0V/Battery voltage level
Low
 9V < Battery voltage level < 16V
47
 -
 　
 　
 　
48
 Oil temperature sensor (-)
 　
 Ground
 0V
49
 -
 　
 　
 　
50
 -
 　
 　
 　
51
 -
 　
 　
 　
52
 Sports mode select switch
 Sport mode
 Input
 0V/Battery voltage level
Other
 9V < Battery voltage level < 16V
53
 -
 　
 　
 　
54
 -
 　
 　
 　
55
 -
 　
 　
 　
56
 -
 　
 　
 　
57
 -
 　
 　
 　
58
 -
 　
 　
 　
59
 -
 　
 　
 　
60
 -
 　
 　
 　
61
 -
 　
 　
 　
62
 -
 　
 　
 　
63
 -
 　
 　
 　
64
 -
 　
 　
 　
65
 ON/OFF solenoid valve B(SS-B)
 High
 Output
 0V/Battery voltage level
Low
 9V < Battery voltage level < 16V
66
 ON/OFF solenoid valve A (SS-A)
 High
 Output
 0V/Battery voltage level
Low
 9V < Battery voltage level < 16V
67
 Battery power (B+)
 ON
 Power
 0V/Battery voltage level
OFF
 9V < Battery voltage level < 16V
68
 -
 　
 　
 　
69
 Oil temperature sensor (+)
 ON
 Input
 0V/3.3V
OFF
70
 -
 　
 　
 　
71
 -
 　
 　
 　
72
 -
 　
 　
 　
73
 Output speed sensor signal
 High
 Input
 0.7V/1.4V
Low
74
 Sports mode up switch
 Up ON
 Input
 0V/Battery voltage level
Other
 9V < Battery voltage level < 16V
75
 -
 　
 　
 　
76
 -
 　
 　
 　
77
 -
 　
 　
 　
78
 -
 　
 　
 　
79
 -
 　
 　
 　
80
 -
 　
 　
 　
81
 -
 　
 　
 　
82
 -
 　
 　
 　
83
 -
 　
 　
 　
84
 -
 　
 　
 　
85
 -
2. TCM Terminal Function
Connector [CHTG-AG] Pin Description Pin Description 1 - 54 - 2 Line pressure co ...

Circuit Diagram
...

See also:

Removal
1. Disconnect the negative (-) battery terminal. 2. Remove the lower (A) after loosening the mounting screws.(Refer to the BD group - "Crash pad") ...

Installation
• Install the component with the specified torques. • Note that internal damag ...

Circuit Diagram
...

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