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Hyundai Tucson: Heater

Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Heating, Ventilation and Air Conditioning (HVAC) / Heater

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 Heater unit assembly

Component Location Heater unit assembly Components Heater unit assembly Heater core cover Heater core assembly Mode control actuator LH DEF duct seal Evaporator assembly Flange seal Heater NVH pad Temperature contro

 Heater - Replacement

Disconnect the negative (-) battery terminal. Recover the refrigerant with a recovery/recycling/charging station. (Refer to Air conditioning System - "Repari procedures") When the engine is cool, drain the engine coolant from the r

 Heater - Inspection

Operating Logic Test (Manual only) Inspect the PTC operation with the confirmation logic below : Entering (1) Set the mode to FLOOR. (2) Set the temperature to MAX HOT. (3) Turn off the blower switch. (4) Press the intake (recirculat

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 Forward Collision-Avoidance Assist Operation

Basic function Warning and control The basic function for Forward Collision- Avoidance Assist is to help warn and control the vehicle depending on the collision risk level : 'Collision Warning', 'Emergency Braking' and 'Stopping vehicle and en

 Measuring the resistance of the pressure sensor

Turn ignition switch OFF. Disconnect the pressure sensor connector. Measure resistance between sensor terminal and terminal. Check the measured resistance. (Refer to table) Table 1 Removal Remove the coupling assembly. (Refer to

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