What symptom is blower resistance broken? Fan 123 is not in fourth gear
The resistance of the car blower is damaged, the most obvious symptom is that the 4 block of the blower is windy, and 1, 2, 3 block is not windy. This is because the blower is mainly through the resistance of different resistance values in the 1, 2, 3 gear line to achieve the switch of speed, if the resistance of the blower is damaged, the resistance has lost its role, naturally can not control the wind speed of 1, 2, 3 gear, and 4 gear is direct gear, so it can be used normally.
If the 1, 2 and 3 blocks of the blower do not turn, and the 4 blocks can be used normally, then as long as the resistance of the blower is replaced, it can be solved. You can go to 4s shop or special repair shop for replacement, the price of replacement is not expensive, generally dozens of dollars can be solved, and the speed of replacement will be very fast, very simple.
Usually pay more attention to the maintenance of the blower to prevent excessive resistance damage to the resistance when running. The blower assembly can be regularly removed to clean the blade, and if the blade is damaged, it can also be replaced. Add butter to lubricate the motor bearing appropriately and check whether there is damage and false connection of each line.
In addition, in order to save money, some car users will buy their own blower resistance online to replace, which is not recommended. Because the replacement of blower resistance involves the circuit of the car, and the blower resistance also needs to choose a suitable model, for the new owners may be improper operation, which will damage the car. Of course, if the car has a certain hands-on ability and grasp the knowledge of the circuit, it can be replaced by their own.
