Automatic Air Conditioning

COMPRESSOR DOES NOT OPERATE





Description

SYMPTOM
Compressor does not operate.




Diagnosis Procedure

NOTE:
- Perform self-diagnosis with CONSULT-III before performing symptom diagnosis. If any DTC is detected, perform the corresponding diagnosis.
- Check that refrigerant is enclosed in cooler cycle normally. If refrigerant amount is shortage from proper amount, perform the inspection of refrigerant leakage.
1.CHECK MAGNET CLUTCH OPERATION
Check magnet clutch. Magnetic Clutch.
Does it operate normally?
YES - GO TO 2.
NO - Repair or replace malfunctioning parts.
2.CHECK REFRIGERANT PRESSURE SENSOR
Check refrigerant pressure sensor. Refrigerant Pressure Sensor.
Is the inspection result normal?
YES - GO TO 3.
NO - Repair or replace malfunctioning parts.
3.CHECK A/C ON SIGNAL
Check A/C ON signal. A/C ON Signal.
Is inspection result normal?
YES - GO TO 4.
NO - Repair or replace malfunctioning parts.
4.CHECK BLOWER FAN ON SIGNAL
Check blower fan ON signal. Blower Fan ON Signal.
Is the inspection result normal?
YES - GO TO 5.
NO - Repair or replace malfunctioning parts
5.CHECK BCM OUTPUT SIGNAL
With CONSULT-III
1. Select "DATA MONITOR" mode of "ENGINE" using CONSULT-III.
2. Select "AIR COND SIG" and "HEATER FAN SW", and check status under the following conditions.





Is the inspection result normal?
YES - Replace IPDM E/R. IPDM E/R (With I-Key).
NO - Replace BCM. Removal And Installation With Intelligent Key System.