The thermostat is located in the housing. Be sure to carefully scrap off any remaining gasket on the thermostat housing and the engine where the housing sits. Replace the thermostat and install a new gasket, replace housing, tighten bolts evenly and reattach radiator hose.
Full Answer
What are the symptoms of a bad thermostat on a VW Golf?
Your Volkswagen Golf relies on a thermostat to control the temperature of the engine. When it goes bad, you’ll experience a number of different problems. Some of the most common symptoms of a bad thermostat are no heat, a spiked temp gauge, blown head gasket, and more.
Why does my Volkswagen Golf have no heat?
If your Golf has no heat at all, it is entirely possible that the thermostat is stuck open. When this happens, coolant constantly cycles through the engine. On very cold days, this cooling capacity is not needed, and the engine never warms up.
What are the symptoms of a bad head gasket on a golf?
The first sign of a bad head gasket that most people are going to notice is a warning light or spiked temperature gauge. If you’ve noticed this, you need to get off of the road and get your Golf’s engine shut down as soon as possible, before any lasting damage can occur.
How do you change a thermostat on a VW Golf?
5:5711:23How to Replace the thermostat on a Volkswagen Golf 2004 to 2008YouTubeStart of suggested clipEnd of suggested clipAnd pull it from the cover remove the old seal and clean the mating face of the cover locate the newMoreAnd pull it from the cover remove the old seal and clean the mating face of the cover locate the new seal on the cover then insert the thermostat.
Where is the thermostat on a VW Golf mk4?
0:0712:20VW Golf mk4 TDI ALH thermostat removal and install - YouTubeYouTubeStart of suggested clipEnd of suggested clipSo the housing is located right down there you can see it a little bit there but first off i'm goingMoreSo the housing is located right down there you can see it a little bit there but first off i'm going to go ahead and remove this cover.
How do I know if my car thermostat is bad?
Here are the signs your car thermostat is failing:The temperature gauge reads high and the engine overheats.The temperature changes erratically.The vehicle's coolant leaks around the thermostat or under the vehicle.
How do you change a thermostat on a Golf TDI?
1:056:11VW Golf TDI Coolant Thermostat-How to Easily Replace without removing ...YouTubeStart of suggested clipEnd of suggested clipSo a lot of people say you need to remove the alternator to get access I'm going to have a goMoreSo a lot of people say you need to remove the alternator to get access I'm going to have a go initially.
How do you change a thermostat on a VW Golf mk4?
1:4015:38Mk4 Volkswagen Golf GTI Thermostat Replacement DIY (1998-2006 VW ...YouTubeStart of suggested clipEnd of suggested clipAnd also i'd recommend having some pension oil such as pb blaster.MoreAnd also i'd recommend having some pension oil such as pb blaster.
How much is a VW thermostat?
between $10.99 and $419.99VW thermostat typically cost between $10.99 and $419.99.
Can I drive with a bad thermostat?
Can I Still Drive with a Bad Thermostat? The easy answer to this question is no. While your car may be physically able to move and get you from Point A to Point B, you will want to refrain from operating your vehicle. This can lead to more parts of your vehicle being damaged, especially if the engine is overheating.
What happens if you run a car without a thermostat?
If you drive your car without a thermostat, it will run at 50 degree centigrade. When the car drives at this temperature, moisture or humidity will form. And when it is condensed, it will mix with oil and turn into slush (watery ice). This slush blocks out lubrication.
Will an engine overheat without a thermostat?
Running an engine without the thermostat can cause the engine to overheat due to the coolant passes through the engine too fast and will not let the coolant absorb the heat from the engine.
How do I change the thermostat on my ALH TDI?
2:295:47VOLKSWAGEN ALH TDI THERMOSTAT REPLACEMENTYouTubeStart of suggested clipEnd of suggested clipSo first I used two channel locks to remove. This hose clamp pull it back and then that just slidMoreSo first I used two channel locks to remove. This hose clamp pull it back and then that just slid right off that. Once I raise this up a little bit more cooling trained.
Where is the thermostat on a VW Passat?
0:048:01How to Replace the thermostat on a VW Passat 2000 to 2005 - YouTubeYouTubeStart of suggested clipEnd of suggested clipYou can complete more than 200 jobs on this vehicle when you purchase the complete hanes onlineMoreYou can complete more than 200 jobs on this vehicle when you purchase the complete hanes online manual at.
How do I change the thermostat in my Audi a3?
1:343:55How to Replace the thermostat on the Audi A3 2008 to 2012 - YouTubeYouTubeStart of suggested clipEnd of suggested clipOn the three hose type remove the pipe to block bolt unscrew the two securing bolts and remove theMoreOn the three hose type remove the pipe to block bolt unscrew the two securing bolts and remove the thermostat. Cover or housing complete with the thermostat.
What is the thermostat housing?
In many internal combustion engines, the thermostat housing acts as the coolant outlet. It is usually located on the engine block or cylinder head. It contains the thermostat, which helps to control the engine's operating temperature.
How do I change the thermostat on my ALH TDI?
2:295:47VOLKSWAGEN ALH TDI THERMOSTAT REPLACEMENTYouTubeStart of suggested clipEnd of suggested clipSo first I used two channel locks to remove. This hose clamp pull it back and then that just slidMoreSo first I used two channel locks to remove. This hose clamp pull it back and then that just slid right off that. Once I raise this up a little bit more cooling trained.
Why does my golf club temp gauge spike?
But, it’s not the only reason. Other things that can cause the temp gauge to spike are: Low Coolant- If your Golf has been losing coolant, it’s possible that you’ve finally leaked out enough that the cooling system can no longer do its job.
How to tell if head gasket is bad?
If you’ve noticed this, you need to get off of the road and get your Golf’s engine shut down as soon as possible, before any lasting damage can occur.
Is it cheaper to replace a thermostat?
Replacing a thermostat is a relatively affordable repair . If you have reason to believe it’s gone bad, ignoring it will only end up costing a lot more money in the long run.