Front Window Fogging [11/2022 - ]: Procedure
WARNING: This page is about a different car, the 2025 Toyota Corolla Cross, 2024 Toyota Corolla Cross, and 2023 Toyota Corolla Cross. However, it is still accessible from the selected car via links, so may be relevant.
- PERFORM REFRIGERANT SHORTAGE CHECK
- Perform the Utility according to the display on the GTS.
Body Electrical > Air Conditioner > Utility
Tester Display Refrigerant Gas Volume Check - Check that the following conditions are met and perform the refrigerant shortage check according to the display on the GTS.MEASUREMENT CONDITION:
Item Condition A/C switch On Ambient temperature* 0 to 49°C (32 to 120°F) Blower speed HI *: If the ambient temperature is not within the range shown, do not perform this check.
Result
Result Amount of Refrigerant Refrigerant correct Correct Refrigerant shortage Insufficient OK
"Refrigerant correct" is displayed on the GTS.
Result
Proceed to OK NG
Result:
NG
CHARGE SYSTEM WITH REFRIGERANT. Refer to REPLACEMENT [11/2022 - ]
Result:
OK
See step 2
- Perform the Utility according to the display on the GTS.
- CHECK OPERATION
- Press the front defroster switch on the air conditioning control assembly and check that the air outlet mode changes to DEF mode.
OK
The air outlet mode changes to DEF mode.
Result
Proceed to OK NG
Result:
OK
INSPECT REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET. Refer to ON-VEHICLE INSPECTION [09/2021 - ]
Result:
NG
GO TO DTC B1403-7F. Refer to DTC B1403-7F: Front Air Outlet Damper Control Servo Motor Actuator Stuck Off [11/2022 - ]
- Press the front defroster switch on the air conditioning control assembly and check that the air outlet mode changes to DEF mode.