How can I tell if my air conditioner fan motor is bad?

How can I tell if my air conditioner fan motor is bad?

Check that the capacitor looks as it should – a faulty capacitor may bulge or look out of shape. If it looks in good health, you might assume the cause of the above issues is a bad air conditioner fan motor. You can also hire a capacitor tester from a hardware store to confirm.

What are the symptoms of a bad cooling fan relay?

1. Engine running hot One of the first symptoms commonly associated with a bad or failing cooling fan relay is an engine that runs hot or overheats. If you notice that your engine is running at higher temperatures than normal, that may be a sign that the relay is not functioning properly.

Is it bad if the fan motor is not running?

Keep in mind that just because the fan motor isn’t running, doesn’t mean it’s bad. If the power supply is fine and the windings are in good shape, check the capacitor next. The capacitor helps the fan motor run.

Why are the cooling fans not working on my car?

1. Engine running hot 2. Cooling fans do not function 3. Cooling fans stay on at all times Average rating from 129,472 customers who received a Vehicle Engine Cooling Inspection. Most modern vehicles use electric cooling fans to help pull air through the radiator so that it can keep the engine cool.

Check that the capacitor looks as it should – a faulty capacitor may bulge or look out of shape. If it looks in good health, you might assume the cause of the above issues is a bad air conditioner fan motor. You can also hire a capacitor tester from a hardware store to confirm.

1. Engine running hot One of the first symptoms commonly associated with a bad or failing cooling fan relay is an engine that runs hot or overheats. If you notice that your engine is running at higher temperatures than normal, that may be a sign that the relay is not functioning properly.

Keep in mind that just because the fan motor isn’t running, doesn’t mean it’s bad. If the power supply is fine and the windings are in good shape, check the capacitor next. The capacitor helps the fan motor run.

Many other issues can cause the engine to run hot or overheat. Rather than uncommonly high engine temps, the driver may notice that the cooling fans have stopped running. A faulty or broken relay cannot deliver power to the cooling fans. In turn, the unpowered fans won’t run, leaving the radiator to its own devices.