Hyundai Elantra (CN7): Heating, Ventilation and Air Conditioning / Controller
Description and operation DescriptionThe intake actuator is located at the blower unit. It regulates the intake door by a signal from the control unit.
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 specifications)5Middle High (Register specifications)3Ground (Register specifications)6High (Register specifications)[Connector B] Pin No Function Pin No Function 1Battery (+)21IGN22ISG B+22IGN13ILL+ (TAIL)23Blower IS (PWM specifications)4Sensor REF (+5V)24-5Mode control actuator (Feedback)25-6Temperature control actuator (Feedback)26-7Intake actuator (Feedback)27Blower Max.
Other information:
Hyundai Elantra (CN7) 2021-2026 Service Manual: A/C Pressure Transducer
Description and operation DescriptionThe A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.
Hyundai Elantra (CN7) 2021-2026 Service Manual: Blower Motor
Repair procedures Inspection1.Connect the battery voltage and check the blower motor rotation.Replacement1.Disconnect the negative (-) battery terminal.2.Disconnect the blower motor connector (A) and then remove the blower motor (B) after loosening the screws.
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