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Home >> Toyota >> 2021 >> Camry TRD >> Repair and Diagnosis >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning System (Auto A/C) - Diagnostic Codes (2 Of 2) & Symptom Tests (Except Hybrid) >> AIR CONDITIONING SYSTEM (for Automatic Air Conditioning System) >> Front Window Fogging [06/2017 - 10/2020] >> Description

Front Window Fogging [06/2017 - 10/2020]: Description

If the windshield frequently fogs up even though the air conditioning system is operating, the following suspected areas may be the cause.

Symptom Factor
Windshield frequently fogs up
  • Compressor assembly with pulley (compressor solenoid) malfunction*1
  • Cooler compressor assembly (compressor solenoid) malfunction*2
  • Refrigerant volume (low)
  • Cooler expansion valve (opened excessively)
  • No. 1 air conditioning radiator damper servo sub-assembly (mode) malfunction
  • Mechanical locking of damper and damper link
  1. *1: for A25A-FKS
  2. *2: for 2GR-FKS