Car AC Compressor Problems: Symptoms and Causes
The AC compressor is one of the main components of a vehicle’s air conditioning system.
It circulates refrigerant through the system and helps produce cool air inside the cabin.
Common Signs of AC Compressor Problems
Air Is Not Cold
Weak or warm airflow can have several causes.
A compressor problem is one possibility, but refrigerant level, condenser condition and other components should also be checked.
Unusual Noise
Grinding, squealing or rattling noises from the compressor area may indicate mechanical wear.
AC Clutch Problems
On systems using a conventional electromagnetic clutch, failure of the clutch can prevent the compressor from operating correctly.
Refrigerant Leakage
Leaks may occur around seals, hoses or connections.
A leak should be identified and repaired before the system is recharged.
Engine Performance Changes
Because the compressor is driven by the engine, compressor problems can sometimes affect engine load.
Why Does an AC Compressor Fail?
Possible causes include:
- Insufficient lubrication
- Refrigerant leakage
- Contaminated refrigerant
- Mechanical wear
- Electrical faults
- Excessive system pressure
Before Replacing the Compressor
Do not replace the compressor based only on weak cooling.
The complete AC system should be inspected, including:
- Refrigerant level
- Condenser
- Expansion valve
- Evaporator
- AC clutch
- Electrical circuit
- Drive belt
Thông Tin Liên Hệ Đặt Hàng Toàn Quốc:
Công ty TNHH xuất nhập khẩu Thương mại và Dịch vụ Thành Dũng Giấy ĐKKD số 0109152593 do sở Kế hoạch và Đầu tư Hà Nội cấp ngày 03/04/2020
Bản quyền trang web thuộc về Công Ty TNHH Thành Dũng
Responsible for Publication by Mr Lai Tran Thanh Vice President of Thành Dũng company
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