During long winters we spend endless nights shivering under piles of blankets just wishing for the summer heat, but this year we have gotten more than we bargained for with consecutive 90+ degree days. Coolant, also known as antifreeze, serves a few purposes in your engine. Always use the same antifreeze when topping off, or flush your coolant system completely before switching. Just unplug it, pull out the clip, pull out the sensor, and the seal which sometimes stays stuck. You may have to before you can post: click the register link above to proceed. The first and easy way to do thiswould be to remove the horn panel on you steering wheel anddisconnect the clips from the horn button but b sure to useelectrical tape so they do not touch each other.
It helps prevent rust and corrosion in your engine, but is less effective at doing this as it gets old and breaks down. Best is to wait for the engine to be cold. If it's blue in your expansion tank, stick with G11 and nothing else, just to be safe. Removing the coolant reservoir cap on a warm engine could cause the cap to fly off at a high rate of speed and fluid to spray out of the reservoir. Volkswagen recommends you flush your engine every four years or 40,000 miles. It's what came with most cars pre-1995, in about 1996 they started using the pink stuff G12, below.
Mix the coolant with distilled water so that you have a combination of 50% coolant and 50% water. It is supposed to be able to last 5 years before being changed more frequent changes are suggested by vortexers, like every 2 years , and it has sealant and anti-coerosive additives. First release the bottom hose, let antifreeze drain, release three bolts to power steering housing, two in front, one in back, then will be the money shot, you will see the thermostat, from there it's simple removal and putting back together. It's on the bottom of the engine. Always wear safety goggles when working on your Jetta.
What's the reason for changing it? Animals love its sweet taste, so even a spilling a small amount on your garage floor can end up in the dog's stomach pretty quickly. Purchase a new pump and gasket. It cannot be mixed with any other coolant except G12+ which is purple. If you have a fault you might need a scanner to erase the check engine or fault in the cluster. Next day check and top up.
Getting back a vehicle's cooling system to its best condition can be achieved in lots of ways, the easiest of which is thru changing the non-functional auto part with new original equipment quality replacement. For more information go to. It should be a 4 pin connector located on the transmission side of the engine head in a plastic flange. The sensor is well seated if the clip fits right over the top, just make sure both sides clipped into position. Best is to wait for the engine to be cold.
If you put the green stuff in hurry up and flush it out and replace with with the Pink or Red G12. Regular, store-bought antifreeze often has chemicals in it that can wear down gaskets and other parts in your system. You'll see the oil pan smooth, rounded edges and the drain plug on one of the bottom edges. Coolant also keeps corrosion down inside the engine that may be caused by water. When ready fill the engine with coolant from the upper radiator hose.
Low coolant levels can lead to overheating, which can damage your engine. Your engine coolant, also called antifreeze, serves several purposes. Engine coolant circulates through your engine to keep it cool in the summer but won't freeze in the winter. Turn the heater on full temp. You can do this one of two ways.
Install the hose and fill the over flow tank. Jack up the passenger side front of the car, support the unit well. Not an auto repair expert? Remove the 10 mm bolts from the pump, make note of the special T bolt. Question: what coolant do I have? The restoration process only becomes challenging when the signs and symptoms of damage and wear are unnoticed for quite a while that they have already impacted the reliability of the nearby parts or the whole vehicle itself. Install the new sensor with a new seal lubricated with some coolant, make sure it's well seated and reinstall the clip. Remove the lower radiator hose and drain the coolant into a pan, reuse if not dirty.
Use a sharp stick to scrape, do not damage the sealing surface of the pump body or the unit will leak. If you notice an oily surface in your coolant, immediately have your mechanic inspect your Jetta for head gasket leakage. If you have a fault you might need a scanner to erase the check engine or fault in the cluster. You likely know how often you should change your oil, since basically every oil commercial will tell you, but how often should you get your coolant checked and flushed? Keep an eye on the tank level for a few days. Get the prestone type if they got it, Bar's and others are also fine. If you really want to save a couple bucks you could buy petosin brand coolants instead, they go by the same color scheme replace blue with blue, etc. Install the new sensor with a new seal lubricated with some coolant, make sure it's well seated and reinstall the clip.
A while back I busted some valve and And all the coolant leaked. The hose that comes from the top of the radiator will spurt and bubble and works to help clear the air out of the cooling system. Do not let it overheat. Be sure to check your owners manual to determine the correct type of fluid to add - for Volkswagens, it will typically be in a section titled Fluid Capacities in the back of your manual. In all other respects it is like G12. Installation is reverse of removal.