Toyota Corolla Cross: Utility
UTILITY
REFRIGERANT SHORTAGE CHECK USING GTS
(a) 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*1 |
0 to 49°C (32 to 120°F) |
Blower speed | HI |
*1: If the ambient temperature is not within the range shown, do not perform this check.
Body Electrical > Air Conditioner > Utility
Tester Display |
Refrigerant Gas Volume Check |
HINT:
- Refer to the GTS operator's manual for further details.
- A message indicating a refrigerant shortage is displayed on the GTS and the air conditioning system turns off if the amount of refrigerant in the system is insufficient.
- DTCs are not stored when performing the refrigerant shortage check using the GTS.
Result:
Result | Amount of Refrigerant |
Corrective Action |
Refrigerant shortage |
Insufficient |
- Check for refrigerant leaks using a halogen leak detector, and repair if necessary.
- Evacuate the air conditioning system and charge it with the appropriate volume of new or purified refrigerant.
|
Refrigerant correct |
Correct | - |
REFRIGERANT PRESSURE HISTORY CLEAR
(a) Press the OFF switch.
(b) Perform the refrigerant pressure history clear according to the display on the GTS.
Body Electrical > Air Conditioner > Utility
Tester Display |
Refrigerant Pressure History Clear |
A/C OPERATION LIMIT HISTORY COUNT CLEAR
(a) Press the OFF switch.
(b) Perform the A/C operation limit history count clear according to the display on the GTS.
Body Electrical > Air Conditioner > Utility
Tester Display |
A/C Operation Limit History Count Clear |
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PROBLEM SYMPTOMS TABLE
NOTICE:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in ord
TERMINALS OF ECU
CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY
HINT:
Check from the rear of the connector while it is connected to the air conditioning amplifier assembly.
Make sure to wait
FREEZE FRAME DATA HINT: The ECU records vehicle and driving condition information as freeze frame data the moment a DTC is stored.
CHECK FREEZE FRAME DATA (a) Select the DTCs (with snow icon) for wh
SEE MORE:
MONITOR DESCRIPTION The ECM monitors the signals received from the No. 1 throttle position sensor. As the ECM monitors the VTA1 signal of the No. 1 throttle position sensor, if these signals do not correlate, a DTC will be stored.
DTC No. Detection Item
DTC Detection Condition Trouble
DESCRIPTION
The forward recognition camera monitors its optical axis status.
If it determines that the optical axis alignment has become misaligned, it will
store DTC C1AA800.
DTC No.
Detection Item
DTC Detection Condition
Trouble Area
DTC