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Home >> Lexus >> 2020 >> UX 200 Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (Air Conditioning System - Diagnostic Codes (2 Of 2) & Symptom Tests) (Hybrid)) >> AIR CONDITIONING SYSTEM (for HV Model) >> No Cool Air Comes Out [10/2018 - 07/2022] >> Description

No Cool Air Comes Out [10/2018 - 07/2022]: Description

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If warm 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 cool air comes out
  1. (Blower control is normal)
  • Compressor with motor assembly malfunction
  • Refrigerant pressure is extremely high or low
  • Refrigerant volume (low)
  • Clogged cooler condenser assembly fins
  • Cooling fan system malfunction
  • Mechanical locking of damper and damper link
  • No. 1 cooler thermistor malfunction
  • High inlet air temperature
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