With the arrival of a warm time of car operation, some owners have problems with air conditioning. You can continue to operate the vehicle without it, but you will have to forget about the comfortable conditions of travel in the heat. Each owner of this model can try to identify and eliminate the problem on his own. For more references, check out: ac compressor clutch wont engage

Where to start

1. Air conditioning problems can be roughly divided into two categories, these are:

2. Faults in the electrical circuit of the device.

Mechanical breakdown of the air conditioner.

When you press the button for turning on the air conditioner, simultaneously with the illumination of the warning lamp, the electromagnetic clutch of this unit should work. It connects the engine crankshaft to the air conditioner shaft. If this clutch does not work, you should check the fuses in the mounting block, which is located in the engine compartment. Pay attention to fuses numbered 11 and 29. Their maximum currents 30 Amperes and 10 Amperes respectively.

Small relays can also create a problem. They are numbered 54and 64. Their serviceability can be checked with an automotive tester or replaced with serviceable devices. You should also check the presence of supply voltage at the contacts of the electromagnetic relay when the air conditioner start button is pressed. If power is applied and the clutch does not engage,the problem is with this device.

Where else could there be a malfunction

The failure of the air conditioner can occur after a refrigerant leak for various reasons. With frequent use of the air conditioning system, it is recommended that you check the pressure in the system annually and refuel if necessary. You can check the presence of refrigerant yourself. To do this, find the filler neck on the system pipes and press the valve with a sharp object. There should be a hissing sound of refrigerant escaping from it.

A low level of refrigerant should worry the owner of the machine, it is necessary to find and eliminate the place of its leak. To do this, carefully examine the radiator and supply pipelines. In addition to the electromagnetic clutch, the air conditioner compressor may fail. If you hear a squeak, noise during its operation, most likely the problem is in a faulty bearing. To replace it, you will have to dismantle and disassemble the compressor to detect defects. Also, the problem can be found in the filter drier, thermostatic valve, pressure sensor.

How to repair a car air conditioner in less than 20 minutes

Do you need to repair the air conditioner in your car? We are a team of ASE certified mechanics who have created this guide for you so you can understand how the system works and what to look for when it doesn't work. We've also included popular repair guides with videos to help you optimize your repairs or see how much you pay to drop off your vehicle. Let's go now!