Hyundai Elantra (CN7): Smart Key System / Components and components location
| Component Location (1) |
| 1. Smart key unit (IBU) 2. Interior antenna 2 3. Door outside handle | 4. Interior antenna 1 5. Buzzer |
| Component Location (2) |
| 1. Trunk open switch 2. Bumper antenna | 3. Trunk atenna |
DescriptionThe SMART KEY system is a system that allows the user to access and operate a vehicle in a very convenient way. To access the vehicle, no traditional key or remote control unit is needed.
SpecificationsSmart Key Unit Items Specification Rated voltageDC 12VOperating voltageDC 9 - 16VOperating temperature-22°F to 167°F (-30°C to 75°C)LoadMax.
Other information:
Hyundai Elantra (CN7) 2021-2026 Service Manual: Evaporator Temperature Sensor
Description and operation DescriptionThe evaporator temperature sensor will detect the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator from freezing by excessive cooling. The evaporator temperature sensor has the Negative Temperature Coefficient (NTC).
Hyundai Elantra (CN7) 2021-2026 Service Manual: Heater & A/C Control Unit (Manual)
Components and components location Components[This illustration shows the LHD type. RHD type is symmetrical.][Connector A] Pin No Function Pin No Function 1Low (Register specifications)4Middle Low (Register specifications)2Common (Register
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