Hyundai Equus: Transmission Control Module (TCM) Schematic Diagrams
Second generation VI (2009–2025) / Hyundai Equus VI 2009-2025 Service Manual / Automatic Transmission System (SBC) / Automatic Transmission Control System / Transmission Control Module (TCM) Schematic Diagrams
Second generation VI (2009–2025) / Hyundai Equus VI 2009-2025 Service Manual / Automatic Transmission System (SBC) / Automatic Transmission Control System / Transmission Control Module (TCM) Schematic Diagrams
| 1. TCM Connector and Terminal Function |
| 2. TCM Terminal Function |
Connector
| Pin | Description | Pin | Description |
| 1 | Battery power | 48 | - |
| 2 | Battery power | 49 | - |
| 3 | Power(IG 1) | 50 | 27 Brake control solenoid valve |
| 4 | Ground | 51 | - |
| 5 | Ground | 52 | ON/OFF solenoid valve |
| 6 | Ground | 53 | - |
| 7 | - | 54 | Input speed sensor signal |
| 8 | - | 55 | Middle speed sensor signal |
| 9 | - | 56 | Output speed sensor signal |
| 10 | - | 57 | - |
| 11 | - | 58 | - |
| 12 | - | 59 | - |
| 13 | Inhibitor switch signal "S1" | 60 | - |
| 14 | Oil temperature sensor (+) | 61 | Sports mode select switch |
| 15 | - | 62 | - |
| 16 | Sports mode up switch | 63 | - |
| 17 | Sports mode down switch | 64 | - |
| 18 | Presure switch | 65 | CAN communication line (LOW) |
| 19 | - | 66 | - |
| 20 | - | 67 | - |
| 21 | Inhibitor switch signal "S2" | 68 | - |
| 22 | Inhibitor switch signal "S4" | 69 | - |
| 23 | Inhibitor switch signal "S3" | 70 | Solenoid supply power 2 |
| 24 | - | 71 | - |
| 25 | - | 72 | - |
| 26 | - | 73 | Solenoid supply power (4&OD/C,35R/C,6/C,L/P) |
| 27 | - | 74 | - |
| 28 | - | 75 | - |
| 29 | Solenoid supply power(UD/C,27/B,8LR/B,D/C) | 76 | - |
| 30 | Input speed sensor power | 77 | - |
| 31 | Middle speed sensor power | 78 | - |
| 32 | - | 79 | - |
| 33 | - | 80 | - |
| 34 | - | 81 | - |
| 35 | - | 82 | - |
| 36 | - | 83 | - |
| 37 | - | 84 | - |
| 38 | Oil temperature sensor (-) | 85 | CCP CAN Low |
| 39 | - | 86 | CCP CAN High |
| 40 | - | 87 | CAN communication line (High) |
| 41 | 35R Clutch control solenoid valve | 88 | - |
| 42 | 8LR Brake control solenoid valve | 89 | - |
| 43 | Underdrive clutch control solenoid valve | 90 | - |
| 44 | 6Speed clutch control solenoid valve | 91 | - |
| 45 | Line presure control solenoid valve | 92 | - |
| 46 | Damper clutch control solenoid valve | 93 | Output speed sensor power |
| 47 | 4&OD Clutch control solenoid valve | 94 | - |
| 3. TCM Terminal input/output signal |
| Pin | Description | Condition | Input/Output Value | |
| Type | Level | |||
| 1 | Battery power | ON | Power | 0V/Battery voltage level |
| 2 | OFF | 9V < Battery voltage level < 16V | ||
| 3 | Power (IG 1) | ON | Input | Battery voltage level |
| OFF | 0V voltage level | |||
| 4 | Ground | - | Ground | 0V(GND level) |
| 5 | Ground | - | Ground | 0V(GND level) |
| 6 | Ground | - | Ground | 0V(GND level) |
| 7 | - | ON | Output | About 1V |
| OFF | Battery voltage level | |||
| 8 | - | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 9 | - | - | - | - |
| 10 | - | ON | Pulse input | About 9V~11V voltage level |
| OFF | 0V voltage level | |||
| 11 | - | - | - | - |
| 12 | - | - | - | - |
| 13 | Inhibitor switch signal "S1" | ON | Input | Battery voltage level |
| OFF | 0V(GND) | |||
| 14 | Oil temperature sensor (+) | - | Input | Maximum 5V voltage level |
| 15 | - | - | - | - |
| 16 | Sports mode up switch | ON | Input | 0V(GND) |
| OFF | Battery voltage level | |||
| 17 | Sports mode down switch | ON | Input | 0V(GND) |
| OFF | Battery voltage level | |||
| 18 | Presure switch | - | Input | 0V/Battery voltage level |
| 19 | - | - | - | - |
| 20 | - | - | - | - |
| 21 | Inhibitor switch signal "S2" | ON | Input | Battery voltage level |
| OFF | 0V(GND) | |||
| 22 | Inhibitor switch signal "S4" | ON | Input | Battery voltage level |
| OFF | 0V(GND) | |||
| 23 | Inhibitor switch signal "S3" | ON | Input | Battery voltage level |
| OFF | 0V(GND) | |||
| 24 | - | - | - | - |
| 25 | - | - | - | - |
| 26 | - | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 27 | - | - | - | - |
| 28 | - | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 29 | Solenoid supply power (UD/C,27/B,8LR/B,D/C) | - | Power | Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 30 | Input speed sensor power | ON | Output | About 9V voltage level |
| OFF | 0V | |||
| 31 | Middle speed sensor power | ON | Output | About 9V voltage level |
| OFF | 0V | |||
| 32 | - | - | - | - |
| 33 | - | - | - | - |
| 34 | - | - | - | - |
| 35 | - | - | - | - |
| 36 | - | - | - | - |
| 37 | - | - | - | - |
| 38 | Oil temperature sensor (-) | - | Input | Minimum 0V voltage level |
| 39 | - | - | - | - |
| 40 | - | - | - | - |
| 41 | 35R Clutch control solenoid valve | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 42 | 8LR Brake control solenoid valve | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 43 | Underdrive clutch control solenoid valve | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 44 | 6Speed clutch control solenoid valve | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 45 | Line presure control solenoid valve | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 46 | Damper clutch control solenoid valve | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 47 | 4&OD Clutch control solenoid valve | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 48 | - | - | - | - |
| 49 | - | - | - | - |
| 50 | 27 Brake control solenoid valve | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 51 | - | - | - | - |
| 52 | ON/OFF solenoid valve | - | Output | 0V/Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 53 | - | ON | Output | 0V |
| OFF | Battery voltage level | |||
| 54 | Input speed sensor signal | x | Pulse input | Low : About 0.7V, High : 1.4V |
| NTU1 | x | Maximum/Minimum Frequency : 9kHz/0Hz | ||
| 55 | Middle speed sensor signal | x | PulseInput | Low : About 0.7V, High : 1.4V |
| NTU2 | x | Maximum/Minimum Frequency : 9kHz/0Hz | ||
| 56 | Output speed sensor signal | x | PulseInput | Low : About 0.7V, High : 1.4V |
| NAB | x | Maximum/Minimum Frequency : 9kHz/0Hz | ||
| 57 | - | - | - | - |
| 58 | - | - | - | - |
| 59 | - | - | - | - |
| 60 | - | - | - | - |
| 61 | Sports mode select switch | Sports mode | Input | 0V/Battery voltage level |
| Other | 9V < Battery voltage level <16V | |||
| 62 | - | - | - | - |
| 63 | - | - | - | - |
| 64 | - | - | - | - |
| 65 | CAN communication line (LOW) | - | - | - |
| 66 | - | - | - | - |
| 67 | - | - | - | - |
| 68 | - | - | - | - |
| 69 | - | - | - | - |
| 70 | Solenoid supply power 2 | - | Power | Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 71 | x | - | - | - |
| 72 | x | - | - | - |
| 73 | Solenoid supply power (4&OD/C,35R/C,6/C,L/P) | - | Power | Battery voltage level |
| 9V < Battery voltage level <16V | ||||
| 74 | x | - | - | - |
| 75 | x | - | - | - |
| 76 | x | - | - | - |
| 77 | x | - | - | - |
| 78 | x | - | - | - |
| 79 | x | - | - | - |
| 80 | x | - | - | - |
| 81 | x | - | - | - |
| 82 | x | - | - | - |
| 83 | x | - | - | - |
| 84 | x | - | - | - |
| 85 | x | - | - | - |
| 86 | x | - | - | - |
| 87 | CAN communication line (High) | - | - | - |
| 88 | x | x | x | x |
| 89 | x | x | x | x |
| 90 | x | x | x | x |
| 91 | x | x | x | x |
| 92 | x | - | - | - |
| 93 | Output speed sensor power | ON | Output | About 9V voltage level |
| OFF | 0V | |||
| 94 | x | x | x | x |
Transmission Control Module (TCM) Description and Operation
Description
Transmission Control Module (TCM) is the automatic
Transmission's brain. The module receives and processes signals from
various sensors and implements a wide range of Transmission ...
Transmission Control Module (TCM) Repair procedures
Inspection
TCM Problem Inspection Procedure
1.
TEST TCM GROUND CIRCUIT: Measure resistance between TCM and
chassis ground using the backside of TCM harness connector as TCM side
check poin ...
See also:
Closing the Fuel Filler Lid
1. To install the fuel tank cap, turn it clockwise until it clicks one time.
2. Close the Fuel Filler Lid until it is latched securely.
If the Malfunction Indicator Light (
) comes ON, turn the eng ...
Output Speed Sensor Repair procedures
Inspection
1.
Check signal waveform of output speed sensor using the GDS.
Specification: Refer to "Signal Wave Form" section.
...
Front Door Module Repair procedures
Replacement
1.
Remove the front door window glass.
(Refer to Front Door - "Front Door Window Glass")
2.
Remove the front door outside handle.
(Refer to Front Door - "Front Door Outside Hand ...
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