No Warm Air Comes Out [01/2019 - 09/2022]: Description

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If cool air blows from the registers regardless of the temperature setting of the air conditioning system, the following factors may be the cause.

Symptom	Factor
No warm air comes out (Blower control is normal) Outlet air temperature does not increase (Blower control is normal)	Engine coolant temperature (low) No. 1 air conditioning radiator damper servo sub-assembly malfunction Warm-up control Blockage in heater radiator unit sub-assembly Quick heater assembly malfunction* Heater radiator unit sub-assembly malfunction