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Home >> Toyota >> 2021 >> Highlander LE, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 92 (Heating / Air Conditioning System (HV) - Diagnostic Codes (3 Of 3), Circuit Tests & Symptom Tests) >> AIR CONDITIONING SYSTEM (for HV Model) >> Blower Motor does not Operate [12/2019 - ] >> Description

Blower Motor does not Operate [12/2019 - ]: Description

WARNING: This page is about a different variant/trim than selected.

If air does not flow from the 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
  • Rear blower motor with fan sub-assembly malfunction
  • Warm-up control
  • Engine coolant temperature sensor malfunction
  • Harness or connector
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