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Hyundai Tucson: Heater

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

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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Power Relay (Type A)

Component Location Engine room junction block ICU Junction block Inspection Power Relay (Type A) There should be continuity between the No.30 and No.87 terminals when power and ground are connected to the No.85 and No.86

Audio - Removal

Disconnect the negative (-) battery terminal. Remove the front monitor lower cover (A). Remove the front monitor lower cover (A) after disconnecting the mood lamp connector (A). Remove front monitor side cover (A) and (B).