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Home >> Lexus >> 2020 >> ES 300h Luxury >> Repair and Diagnosis >> External Pages >> Different car >> Section 219 (Heating / Air Conditioning System (Except Hybrid) - Diagnostic Codes & Symptom Tests) >> AIR CONDITIONING SYSTEM (for Gasoline Model) >> Blower Motor does not Operate [06/2018 - 08/2020] >> Description

Blower Motor does not Operate [06/2018 - 08/2020]: Description

WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2024 Lexus ES 350, 2024 Lexus ES 250, 2023 Lexus ES 350, 2023 Lexus ES 250, and 2022 Lexus ES 350. However, it is still accessible from the selected car via links, so may be relevant.

If air does not flow from the front registers after the blower switch on the air conditioning control assembly is operated, the following factors may be the cause.

Symptom Factor
No air flows from the registers
  • Air conditioning amplifier assembly malfunction
  • Blower motor with fan sub-assembly malfunction
  • Warm-up control
  • Engine coolant temperature sensor malfunction
  • Harness or connector
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