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 2011-2026 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:

Tightening Torques
Item kgf.m N.m lb-ft Positive crankcase ventilation valve installation 0.19 ~ 0.29 1.9 ~ 2.8 1.4 ~ 2.1 ...

Hazardous Driving Conditions
When hazardous driving conditions are encountered such as water, snow, ice, mud, sand, or similar hazards, follow these suggestions: Drive cautiously and allow extra distance for braking. Avoi ...

Replacement
Standard values, such as torques and certain adjustments, must be strictly observed in the reassembly of all parts.If removed, the following parts should always be replaced with new ones. ...

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