DESCRIPTION
If the windshield frequently fogs up even though the air conditioning system is operating, the following factors may be the cause.
Symptom | Factor |
---|---|
Windshield frequently fogs up |
|
PROCEDURE
1. |
PERFORM REFRIGERANT SHORTAGE CHECK |
(a) Perform the Utility according to the display on the GTS.
Body Electrical > Air Conditioner > Utility
Tester Display |
---|
Refrigerant Gas Volume Check |
(b) 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 | Amount of Refrigerant |
---|---|
Refrigerant correct | Correct |
Refrigerant shortage |
Insufficient |
OK:
"Refrigerant correct" is displayed on the GTS.
NG | CHARGE SYSTEM WITH REFRIGERANT |
|
2. |
CHECK OPERATION |
(a) 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.
OK | INSPECT REFRIGERANT PRESSURE WITH MANIFOLD GAUGE SET |
NG | GO TO DTC B14037F |