Why is my Volkswagen Jetta heater not working?
Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My Heater Working? What are common reasons my Volkswagen Jetta has heater problems?
What happens when the blower fails on a Chevy Equinox?
When the blower motor fails, the air conditioner and heater may still work, and heat or cool may be felt at the vents, but the air pressure will be dramatically decreased. This Read More When the heater control valve fails, adjusting the temperature may not change the air temperature at the vents, whether hot or cold.
Why does my car AC fan go off when it gets too hot?
The cooling fans under the hood of your car are designed to keep the components of the system at a lower temperature. Usually, these fans will come on when the system gets a bit too hot and the go off once the desired temperature is reached.
Why does my Acura heater smell like engine coolant?
A failing heater core may cause the car’s interior to smell like engine coolant. The smell will become worse when the heater is turned on. The engine may also begin to run hotte…
Why is my AC and heater not blowing air?
The blower fan located behind the dashboard pushes air through the climate control vents. 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.
What to do if your Ford Fusion heater is not working?
When the blower motor resistor fails, the air conditioner and heater may still work, but air may blow from the vents at only some of the fan speed settings. If the resistor isn…
What to do if your Jetta a / C is not working?
Disconnect the 14-pin connector. Using a fused 12-volt jumper, apply power to pin T14/10 (green/black). The compressor clutch should engage. If the compressor does not engage, check for wiring harness open circuit or loss of ground at the compressor.
Where is the fan control module on a Jetta?
All tests are performed with the ignition key and A/C switched on and the connecters connected to the fan module. The fan control module is located under the radiator and has two connectors: a 14-pin and a 4-pin. 2.
What kind of climate control does a Jetta use?
Manual climate control. Vehicle Applications: 2000 Volkswagen Beetle 2.0L, GAS, Eng Des AEG; 2000 Volkswagen Jetta GL 2.0L; and 2003 Volkswagen Jetta GLS 2.0L, Eng Cfg L4, Eng Des AVH 1. All tests are performed with the ignition key and A/C switched on and the connecters connected to the fan module.
How to change the blower motor on a VW Jetta?
Once you have the part, you need to remove the old resistor and install the new one. You will need to first remove the glove box to gain access to the blower motor resistor. This thread gives detailed instructions on how to do this.
Are there any problems with the Volkswagen Jetta?
Check out our Volkswagen Jetta overview to see the most problematic years, worst problems and most recently reported complaints with the Jetta.
What does the thermostat do on a Jetta?
The job of your Jetta’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.
Where is the fan control module on a VW Jetta?
The Fan Control Module is on the lower driver side of the radiator… or it can be located on the driver side lower framerail.”. This is what it looks like (just a different number 🙂 Hope this helps, good luck.
What happens to the heater when the valve fails?
When the heater control valve fails, adjusting the temperature may not change the air temperature at the vents, whether hot or cold. Also, the valve could leak engine coolant, p… Read More A failing heater core may cause the car’s interior to smell like engine coolant. The smell will become worse when the heater is turned on.
What does the a / C blower motor on a Volkswagen Jetta do?
The A/C heater blower motor for Volkswagen Jetta is how the air flows out of your car’s vents. If it isn’t working, then nothing happens when you turn on your heater or air conditioning.
How does the radiator fan work in a Volkswagen?
When the Radiator fan is running, they suck in to close the Shroud off and only allow air to pull from infront or from the grille. When the radiator fan is off, they are allowed to free open, so that the radiator has air flow across the width of the core.
Why does a VW use a single speed fan?
VW originally used a single speed fan, that was simply controlled by a switch in the radiator. They applied 12V+ from the battery to one side of the switch, and the other went up to the fan. Since current needs a path from ground to a source. VW added a ground wire to the fan, why because the fan is mounted to a shroud,
Why is the motor on my blower not working?
If there is power, pull the connector off the motor and use your multimeter to check the motor for continuity. No continuity = bad fan motor. As an aside, a fan motor with bearings on the way out draws extra current and often causes the resistor to overheat, so if you replaced the resistor because it popped my money’s on a worn fan.
What should I do if my Bentley Blower Motor is not working?
You say you’ve checked the fuse and replaced the resistor. Wiring rarely breaks, so the next logical step is to access the fan motor per instructions in the Bentley service manual and use a multimeter to check for power at the fan motor connector when the switch is on.