Hyundai Tucson: IMS (Integrated Memory) / IMS (Integrated Memory System) module
| 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
- Circuit Diagram
...
IMS Control Switch
- Components
- Removal
1.Disconnect the negative (-) battery terminal.
2.Remove the front door trim.(Refer to Body - "Front Door Trim")
3. Remove the IMS switch (A) after loosening moun ...
Other information:
Hyundai Tucson (NX4) 2022-2025 Service Manual: Refrigerant Line
- Components
1. Suction & Liquid Pipe Assembly
- Replacement
1.If a compressor is available, the air conditioner is operated for a
few minutes in the engine idle state and then the engine is stopped.
2.Disconnect the negative (-) battery terminal.
3.Recover the refrigerant wi ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Motor Driven Power Steering
(MDPS) warning light. Charging system warning
light
Motor Driven Power Steering
(MDPS) warning light
This warning light illuminates:
When the ignition switch is in the ON
position. The Motor Driven Power
Steering warning light illuminates for
about 3 seconds and then goes off.
Whenever there is a malfunction with
the motor driv ...
