Kia Cadenza: Automatic Transaxle Control System / Transaxle Control Module (TCM) Schematic Diagrams
Kia Cadenza YG 2016-2024 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 ...
Other information:
Kia Cadenza YG 2016-2024 Service Manual: Troubleshooting
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Kia Cadenza YG 2016-2024 Owners Manual: Seat belt warning
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