Hyundai Palisade: Integrated Body Control Unit (IBU) / IMS (Integrated Memory System) module

Hyundai Palisade (LX2) 2020-2025 Service Manual / Body Electrical System / Integrated Body Control Unit (IBU) / IMS (Integrated Memory System) module

Components and components location

Components

Hyundai Palisade. Components and components location

IMS input/output pin information

No	Connector A	Connector B	Connector C
1	Cushion extension moter (Front)	B+ (Power)	Seat slide motor switch (Front)
2	Seat recline motor (Front)	Ground (Power)	Seat recline switch (Front)
3	Seat height motor (Up)	B+ (Power)	Seat tilt switch (Up)
4	Seat slide motor(Front)	-	Seat height switch (Up)
5	Seat Cushion extension moter (Rear)	Ground	Seat cushion extension switch (Front)
6	Seat recline motor (Rear)		B_CAN (High)
7	Seat tilt motor (Up)		B_CAN (Low)
8	Seat tilt motor (Down)		Lumber motor (Up)
9	Seat height motor (Down)		Lumber motor (Down)
10	Seat slide motor (Rear)		Seat slide sensor
11			Seat tilt sensor
12			-
13			Seat position sensor power
14			IGN 1
15			Seat slide switch (Rear)
16			Seat recline switch (Rear)
17			Seat tilt switch (Down)
18			Seat height switch (Down)
19			Seat cushion extension switch (Rear)
20			Ground
21			Lumber motor (Low)
22			IMS switch 2
23			-
24			Seat recline sensor
25			Seat height sensor
26			-
27			-
28			Battery (+)

Repair procedures

Removal

1.	Remove the negative (-) battery terminal.

2.	Remove the front seat assembly. (Refer to Body - "Front Seat Assembly")

3.	Remove the IMS module (B) after disconnecting the connector and loosening the screws (3EA).

Installation

1.	Install the IMS module after reconnecting the connector.

Install the driver seat.

–	Make sure the IMS module connectors and related connectors are plugged in properly.

–	Check that IMS system operates normally.

3.	Connect the negative (-) battery terminal.

IMS (Integrated Memory)

Specifications Specifications Memory Power Seat Unit Item Specification Rating voltage DC 12V Operation voltage DC 9V - 16V Operation temperaure -30°C to 75°C parastic current Max...

IMS Control Switch

Components and components location Components Repair procedures Inspection 1. Disconnect the IMS control switch connector...

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