Hyundai Tucson (NX4) 2022-2025 Service Manual / Body Electrical System / IMS (Integrated Memory) / IMS (Integrated Memory System) module

Hyundai Tucson: IMS (Integrated Memory) / IMS (Integrated Memory System) module

- Components

IMS input/output pin information

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 (+)

- Circuit Diagram

- Removal

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.

- Installation

1.Install the IMS unit after reconnecting the connector.

2.Install the driver seat.

3.Connect the negative (-) battery terminal.

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:

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