Evaporator coil freezing up due to insufficient amount of refrigerant in the AC system can cause weak airflow from the AC vents in your VW Golf. In this case the vents should blow air normally when you first turn on the AC after starting the vehicle, but the airflow gradually decreases as frost or ice forms on the evaporator coil.
Full Answer
Why is the blower on my VW Golf not blowing air?
If there is no air flow or reduced air flow from the vents on your VW Golf, bad blower motor could be the culprit. A worn out or weakened blower motor can also produce abnormal sounds when in operation. You cannot repair a broken blower motor, the part must be replaced with a new one.
Why is my AC not working on my VW Golf?
Dirty evaporator can also be the reason for AC problems on your VW Golf. Cabin air filter captures most of the dirt or other airborne particles, but some escape and fall on to the evaporator. Over time, these dust particles can builds up on the fins and block the air flow through the evaporator, resulting in poor cooling.
Where is the air conditioning condenser on a VW Golf?
Like the radiator, the air conditioning condenser on VW Golf sits at the front of the vehicle and is responsible for releasing the heat from the refrigerant into the ambient air. Over time, grime, bugs and other small particles can build up on its surface and in the gaps of its mesh.
What happens when the thermostat on a Volkswagen Golf goes bad?
The job of your Golf’s thermostat is to regulate the temperature of the engine. It does this by allowing water to enter the engine when it is getting hot, and by keeping coolant from entering while the vehicle warms up. Sometimes when a thermostat goes bad, it stays stuck open. This allows the coolant to continuously enter the engine.
What causes air not to come out of vents?
Here are some of the most common causes of why air doesn't flow out of your vehicle's vents: Your air intake is clogged, meaning that air isn't getting in from the outside at all or isn't circulating properly. There is a blown fuse in the ventilation system. Electrical issues such as a bad relay.
How do I fix no air coming out of my vents?
2:204:51No Air Coming from Vents? Check this First!! - YouTubeYouTubeStart of suggested clipEnd of suggested clipAnd. I can feel air coming out of this this piece of duct. So what's happening with this wholeMoreAnd. I can feel air coming out of this this piece of duct. So what's happening with this whole system is basically the ductwork has fallen off is not blowing any air into our supply ducts. Because
Why is my fan not blowing air in my car?
If the heater isn't blowing hot air at you when you turn the system on, the blower fan might have a problem. Either it's not getting electrical power or, more likely, the motor itself has simply burned out. A blower motor in an older vehicle is likely to burn out over time, and may need replacement.
How do you fix an air vent in a car?
0:211:48How to replace side AC / heater air vent in your car. - YouTubeYouTubeStart of suggested clipEnd of suggested clipArea below to replace the side air vent first open the door second use a trim removal tool and takeMoreArea below to replace the side air vent first open the door second use a trim removal tool and take out the side cover panel. Step 3 firmly grab onto the old air vent and then yank it.
How do you know if your air intake is clogged?
Symptoms of a blocked air intake system: Check engine light – If not enough air is entering your engine, the mass airflow sensor will detect the change and the check engine light may turn on. Misfiring engine – A blocked air intake can lead to overly rich air/fuel mixture.
How do you unclog a car's air intake?
How to Clean a Car Air Filter in Just 8 Quick & Easy StepsGet access to the air filters.Remove as much loose filth as possible.Vacuum away all the finer filth.Apply the air filter cleaner.Scrub the cleaning solution with a brush.Rinse the cleaning solution off with water.Dump out the water and let them drip dry.More items...•
Why is my golf engine not heating up?
Low Coolant. While not having enough coolant may make your engine run hotter, it can also cause your Golf to not be able to create enough heat. Is there isn’t enough line pressure, due to low coolant, then the heater core will not be able to get any coolant itself.
How does a golf heater work?
At the simplest level possible, the heater works by passing hot coolant from the engine into a tiny radiator called the heater core. At this point, the blower motor blows air across the it and the newly heated air blows on to the driver and passengers. If the heater has stopped working in your Golf, ...
Why is my heater not working?
If the heat is blowing, but blowing cold, it has something to do with the coolant getting to the heater core, or the heater core itself.
What does it mean when a heater hose is hot and cold?
If one of the hoses is hot, and the other one is cold, that is a pretty good indication that the heater core is clogged. If the neither hose has any heat, you may have air in the cooling system, low fluid, or low pressure.
How to tell if radiator is hot or cold?
The overflow reservoir will be connected to the radiator by a tube coming from the top (usually right by the radiator cap). It should have separate lines to indicate “cool hot” and “cool cold”. Some vehicles only have full hot. Never touch the radiator cap unless the vehicle is ICE COLD.
What is the job of a golf thermostat?
The job of your Golf’s thermostat is to regulate the temperature of the engine. It does this by allowing water to enter the engine when it is getting hot, and by keeping coolant from entering while the vehicle warms up.
How to tell if your golf is cold?
If your Golf has a built in temperature gauge, take a look at it and see if it is in the spot it is normally in after a bit of driving. If it looks like it is colder than normal, that’s a pretty good indication that there is something wrong with the thermostat.
There are a host of reasons for removing your vents
The center vents need to be removed to perform most functions on the center console. If you are giving your car a really good cleaning, pulling the vents and cleaning them from the underside of the vents is the only way to go.
Project Photos
Figure 1 Center Vents - Gently pry the trim panel up from the top of the dash using your plastic trim removal tool (red arrow).