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: Room Lamp
- Removal
Rear Personal Lamp
1.Disconnect the negative (-) battery terminal.
2.Remove the rear personal lamp (A).
3.Disconnect the rear personal lamp connector (A).
Room Lamp (Without sunroof)
1.Disconnect the negative (-) battery terminal.
2.Detach the lamp lens (A) from the room lam ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Repair procedures
- Inspection
Inspection Item
• Battery efficiency inspection
• Battery voltage inspection
• Charging voltage insptection
• General inspection
• Terminal tightening state inspection
• Engine/ transaxle ground state inspection
• Wiring harness ground state inspect ...
