Hyundai Elantra: IMS(Integrated Memory System) / Memory power seat switch
Components and components location

Repair procedures
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. 
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1. | Install the memory power seat control switch (IMS). |
3. | Connect the negative (-) battery terminal. |
1. | Remove the memory power seat connector 
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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. 
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Other information:
Components1. Rear window glass..
Description and operation
Description 1.The photo sensor is located at the center of the defrost nozzles.2.The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The solar radiation received by its light receiving portion, generates an electromotive force in proportion to the amount of radiation received which is transferred to the automatic temperature control module so that t..