1.CHECK MAGNET CLUTCH OPERATION
Turn the ignition switch ON.
Turn the fan control dial ON.
Press the A/C switch.
Check that the indicator of the A/C switch turns ON. Check visually and by sound that the compressor operates.
Press the A/C switch again.
Check that the indicator of the A/C switch turns OFF. Check that the compressor stops.
Is the inspection result normal?
YES
>>
GO TO 2
.
NO
>>
Magnet clutch system malfunction. Refer to
Diagnosis Procedure
.
2.CHECK DRIVE BELT
Check tension of the drive belt. Refer to
Checking
.
Is the inspection result normal?
YES
>>
GO TO 3
.
NO
>>
Adjust or replace drive belt according to the inspection results.
3.CHECK REFRIGERANT CYCLE PRESSURE
Connect the recovery/recycling recharging equipment to the vehicle and perform the pressure inspection with the gauge. Refer to
Trouble Diagnosis For Unusual Pressure
.
Is the inspection result normal?
YES
>>
GO TO 4
.
NO
>>
Repair or replace the parts according to the inspection results.
4.CHECK PERFORMANCE CHART
Connect recovery/recycling recharging equipment to the vehicle and perform the performance test. Refer to
Performance Chart
.
Is the inspection result normal?
YES
>>
GO TO 5
.
NO
>>
GO TO 6
.
5.CHECK SETTING OF TEMPERATURE SETTING TRIMMER
With CONSULT-III
Select “TEMP SET CORRECT” of HVAC work support item. Refer to
Temperature Setting Trimmer
.
Check that the temperature setting trimmer is set to “+ direction”.
NOTE：
The control temperature can be set with the setting of the temperature setting trimmer.
Set the difference between the set temperature and control temperature to “0”.
>>
INSPECTION END.
6.CHECK CHARGED REFRIGERANT AMOUNT
Connect recovery/recycling recharging equipment to the vehicle and discharge the refrigerant.
Recharge with the proper amount of refrigerant.
Are the symptoms solved?
YES
>>
INSPECTION END
NO
>>
Refer to
Diagnosis Chart By Symptom
and perform the appropriate diagnosis.