Hyundai Elantra (CN7): IMS(Integrated Memory System) / Memory power seat switch

Components and components location

Components

Repair procedures

Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the driver door trim.
(Refer to Body - "Front Door Trim")
3.
Remove the memory power switch (A) after disengaging the mounting clips.

Installation
1.
Install the memory power seat control switch (IMS).
2.
Install the door trim.
3.
Connect the negative (-) battery terminal.
Inspection
1.
Remove the memory power seat connector

2.
When each switch is pressed, check the electricity flow between memory power seat switch connector and grounding, and if the electricity does not match the specification, replace the switch.

    Components and components location ComponentsConnector Pin Information Pin no Connector A Connector B Connector C 1-B (+)Slide switch signal (Forward)2Reclining motor (Forward)GND(Power)Reclining switch signal (Forward)3Height motor (Up)B (+)Front tilt switch signal (Up)4Slide motor (Forward)-Height switch (Up)5-GNDReclining limit switch signal (Forward)6Reclining motor (Backward)B_CAN (High)7Tilt motor (Up)B_CAN (Low)8Tilt motor (Down)-9Height motor (Down)Driver lumber motor (Mid)10Slide motor (Backward)Seat slide sensor11Seat tilt sensor12-13Seat position sensor power14IGN 115Seat slide switch (Backward)16Seat recline switch (Backward)17Tilt switch (Down)18Height switch (Down)19Reclining limit switch signal (Backward)20GND21-22IMS Switch23Driver lumber motor (Def)24Reclining sensor25Height sensor26-27-28B(+) Schematic diagrams Circuit Diagram Repair procedures Removal1.

    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Repair procedures

    Diagnosis with Diagnostic tool1.In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).The diagnostic system (Diagnostic tool) provides the following information.(1)Fault Code Searching : Checking failure and code number (DTC)(2)Data Analysis : Checking the system input/output data s

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Components and positions

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