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Home >> Kia >> 2016 >> Optima SX >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transaxle Control System - 2.0L - Optima (Except HEV) >> Transaxle Control Module (TCM) >> Schematic Diagrams >> TCM Terminal Function
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TCM Terminal Function

CONNECTOR PIN DESCRIPTION (A)

Pin Description
1 Solenoid supply power 1
2 Line pressure control solenoid valve
3 Torque converter control solenoid valve
4 35R clutch control solenoid valve
7 Inhibitor switch signal "S1"
8 Inhibitor switch signal "S2"
9 Manual mode up switch
22 Solenoid supply power 2
23 Underdrive brake control solenoid valve
24 26 brake control solenoid valve
25 Overdrive clutch control solenoid valve
28 Inhibitor switch signal "S4"
29 Inhibitor switch signal "S3"
30 Manual mode select switch
31 Manual mode down switch
45 Ground (Power)
46 Ground (Power)
48 Oil temperature sensor (-)
64 Battery voltage (B+)
68 ON/OFF solenoid valve A (SS-A)
69 ON/OFF solenoid valve B (SS-B)
71 Input speed sensor signal
72 Output speed sensor signal
85 Battery voltage (B+)
92 Oil temperature sensor (+)
93 Input speed sensor power
94 Output speed sensor power
- -
TCM TERMINAL INPUT/OUTPUT SIGNAL DESCRIPTION

Pin Description Condition Input/output value
Type Level
1 Solenoid supply power 1 On Power 0V/Battery voltage level
Off 9V < Battery voltage level < 16V
2 Line pressure control solenoid valve   Output 0V/Battery voltage level
Low 9V < Battery voltage level < 16V
3 Torque converter control solenoid valve   Output 0V/Battery voltage level
Low 9V < Battery voltage level < 16V
4 35R clutch control solenoid valve   Output 0V/Battery voltage level
Low 9V < Battery voltage level < 16V
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 Manual mode up switch Up On Input 0V/Battery voltage level
Other 9V < Battery voltage level < 16V
22 Solenoid supply power 2 On Power 0V/Battery voltage level
Off 9V < Battery voltage level < 16V
23 Underdrive brake control solenoid valve Low Output 0V/Battery voltage level
9V < Battery voltage level < 16V Power supply: V_SOL2
24 26 brake control solenoid valve Low Output 0V/Battery voltage level
9V < Battery voltage level < 16V Power supply: V_SOL2
25 Overdrive clutch control solenoid valve Low Output 0V/Battery voltage level
9V < Battery voltage level < 16V Power supply: V_SOL1
28 Inhibitor switch signal "S4" High Input 0V/Battery voltage level
Low 9V < Battery voltage level < 16V
29 Inhibitor switch signal "S3" High Input 0V/Battery voltage level
Low 9V < Battery voltage level < 16V
30 Manual mode select switch Sports mode Input 0V/Battery voltage level
Other 9V < Battery voltage level < 16V
31 Manual mode down switch Down On Input 0V/Battery voltage level
Other 9V < Battery voltage level < 16V
45 Ground   Ground 0V
46 Ground   Ground 0V
48 Oil temperature sensor (-)   Ground 0V
64 Battery voltage (B+) On Power 0V/Battery voltage level
Off 9V < Battery voltage level < 16V
68 ON/OFF solenoid valve A (SS-A) High Output 0V/Battery voltage level
Low 9V < Battery voltage level < 16V
69 ON/OFF solenoid valve B (SS-B) High Output 0V/Battery voltage level
Low 9V < Battery voltage level < 16V
71 Input speed sensor signal High Input 0.7V/1.4V
Low
72 Output speed sensor signal High Input 0.7V/1.4V
Low
85 Battery voltage (B+) On Power 0V/Battery voltage level
Off 9V < Battery voltage level < 16V
92 Oil temperature sensor (+) On Input 0V/3.3V
Off
93 Input speed sensor power On Power 0V/7.5V
Off
94 Output speed sensor power On Power 0V/7.5V
Off