
| Pin | Connector A | Connector B | Connector C |
| 1 | - | B+ (Power) | Seat slide motor switch (Forward) |
| 2 | Seat recline motor (Forward) | Ground (Power) | Seat recline switch (Forward) |
| 3 | Seat height motor (Up) | B+ (Power) | Seat tilt switch (Up) |
| 4 | Seat slide motor(Forward) | - | Seat height switch (Up) |
| 5 | - | Ground (Power) | - |
| 6 | Seat recline motor (Backward) | B_CAN (High) | |
| 7 | Seat tilt motor (Up) | B_CAN (Low) | |
| 8 | Seat tilt motor (Down) | - | |
| 9 | Seat height motor (Down) | Lumber support motor Def input | |
| 10 | Seat slide motor (Backward) | Seat slide sensor | |
| 11 | Seat tilt sensor | ||
| 12 | - | ||
| 13 | Seat position sensor power | ||
| 14 | IGN 1 | ||
| 15 | Seat slide switch (Backward) | ||
| 16 | Seat recline switch (Backward) | ||
| 17 | Seat tilt switch (Down) | ||
| 18 | Seat height switch (Down) | ||
| 19 | - | ||
| 20 | Ground | ||
| 21 | - | ||
| 22 | IMS switch position information input | ||
| 23 | Lumber support motor Def input | ||
| 24 | Seat recline sensor | ||
| 25 | Seat height sensor | ||
| 26 | - | ||
| 27 | - | ||
| 28 | Battery (+) |

1.Disconnect the negative (-) battery terminal.
2.Remove the front seat assembly.(Refer to Body - "Front Seat Assembly")
3.Disconnect power seat unit connector (A).

4.Remove the power seat unit (A) after loosening mounting screws.


1.Install the IMS unit after reconnecting the connector.
2.Install the driver seat.
3.Connect the negative (-) battery terminal.
Schematic Diagrams
IMS Control SwitchHyundai Tucson (NX4) 2022-2026 Owner's Manual: Tires and Wheels
NOTICE
It is permissible to add 3 psi to the standard tire pressure
specification if colder
temperatures are expected soon. Tires typically lose 1 psi (7 kPa) for every
12 °F (7
°C) temperature drop. If extreme temperature variations are expected,
recheck your
tire pressure ...
Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Intelligent Speed Limit Assist
Malfunction and Limitations
Intelligent Speed Limit Assist
malfunction
When Intelligent Speed Limit Assist is
not working properly, the "Check Speed
Limit Assist System" warning message
may appear, and the () warning
light may illuminate on the instrument
cluster. Have the vehicle inspected by an
authorized HY ...