A car air conditioning system helps maintain an optimal temperature inside the cabin on hot days, prevents the windows from misting up in the rain, keeps dust, exhaust fumes and external noise out of the cabin by eliminating the need to open the windows, and helps prevent the engine or hybrid system from overheating.
A properly functioning air conditioning system reduces driver fatigue, improves concentration on the road and enhances driving safety.
The most common problem is a refrigerant leak in the car’s air conditioning system. It is important to understand that a lack of refrigerant is a symptom, not the cause of the air conditioning system’s malfunction. If the car’s air conditioning is recharged without a proper diagnosis, the refrigerant may evaporate very quickly.
Air conditioning diagnostics in the Malaga province
A comprehensive diagnosis of a car’s air conditioning system is the only way to accurately identify the cause of a fault. Doctor Benz carry out a comprehensive diagnosis that allows us to identify faults, assess the condition of the system and determine the necessary repair work.
1. Checking the system pressure.
2. Leak test.
3. Computer diagnostics.
4. System pressure testing.
5. Ultraviolet diagnostics.
6. Nitrogen testing.
7. Refrigerant condition analysis.
8. Compressor performance test.
9. Temperature regime testing.
Car air conditioning repairs in the Malaga province
Car air conditioning repairs involve rectifying any faults identified during the diagnostic process.
The most common air conditioning faults are:
• system leaks
• air conditioning compressor
• electrical faults
• cooling fan
• impaired heat exchange (clogged radiators)
Air conditioning system flush in the Malaga province
If a vehicle has been driven for a long time with a system that has lost its vacuum, a flush will be required due to the presence of moisture and dirt in the air conditioning system. Even the tiniest particles of contaminants can lead to a reduction in the system’s performance. If this is not done, when the compressor is switched on, all the contaminants will enter it and cause the compressor to fail. Flushing is also required when replacing the compressor, due to the presence of metal shavings in the system. Whenever the system is depressurised, for example when replacing pipes, the condenser or the compressor, the dryer filter must be replaced.
Air conditioning recharge in the Malaga province
At Doctor Benz we use professional MasterCool (USA) equipment to recharge and test the car air conditioning systems.
The technicians at Doctor Benz work with all types of refrigerants used in the air conditioning systems of modern vehicles. The most common refrigerant today is R134a, which is found in most vehicles manufactured before 2017; in recent years, it has been replaced by R1234YF, as the latter is much less harmful to the environment. These gases are not interchangeable, and to prevent accidental mix-ups, the equipment for R134a and 1234YF has different connection types for the vehicle. In recent years, Mercedes-Benz vehicles have also begun using R744 (CO2), which also requires specialized equipment and expertise, given that such systems operate at high pressures. Car air conditioning repair and recharging should be taken seriously, as unqualified repairs or the use of unsuitable refrigerants can cause significant damage to your vehicle.
Price Table
| Service | Price, from |
|---|---|
| A/C diagnostics | €50 |
| A/C recharge R134a | €80 |
| A/C recharge 1234YF | €120 |
| A/C recharge R744 | €150 |