Hyundai Genesis (DH): Cooling System / Thermostat Troubleshooting

Troubleshooting
Symptoms
Possible Causes
Remedy
Coolant leakage

    Removal and Installation     Removal of the thermostat will have an adverse effect, leading to lowered cooling efficiency. Do not remove the thermostat, even if the engine tends to overheat.

    Description The AAF (Active Air Flap) is located between radiator grille and radiator, and consists of an actuator and 6 air flaps. The system receives information from EMS, FATC, TCU, MCU and LDC via CAN communication .

    Other information:

    Hyundai Genesis (DH) 2013-2016 Service Manual: Ambient Temperature Sensor Description and Operation

    Description The ambient temperature sensor is located inside the side mirror and detects ambient air temperature. It is a negative type thermistor; resistance will increase with lower temperature, and decrease with higher temperature. The sensor output will be used for discharge temperature control, temperature regulation door control,

    Hyundai Genesis (DH) 2013-2016 Service Manual: Intake Actuator Repair procedures

    Inspection 1. Turn the ignition switch OFF. 2. Disconnect the intake actuator connector. 3. Verify that the intake actuator operates to the fresh position when connecting 12V to terminal 3 and grounding terminal 4. Verify that the intake actuator operates to the recirculation position when connected in reverse.

    Categories

     
    Copyright В© 2026 www.hgenesisdh.com - 0.0351