Toilet Leaking When Flushed Only, What Should I Do? [SOLVED]

toilet leaking when flushed only

Water gathering around the toilet base or moist basement ceilings are signs of a leaky toilet. Whenever flushed, toilets are liable to leak between the tank and the bowl or around the base. Why toilet leaking when flushed only? Loosen tank bolts, fractured bowls, worn-out tank-to-bowl gaskets, broken closet flanges, burned-out waxing rings, or even a damaged flush valve may cause a toilet to leak during flush. Determining the leak’s origins is the first stage toward resolving the issue.

If the toilet leaks between the tanks and the bowls after flushing, the tank-to-bowl gasket (spud washer) are worn out, or the tank bolts are loose. When flushed, an asla oozing from the base shows that the wax ring is not sealing.

Leaking toilet bowls could also be caused by a hairline crack within the bowl. If the fracture reaches the bottom of the toilet/toilet trap, the bowls would be unable to hold any water, and a foul odor would fill the entire toilet.

Usually, toilet leakage, nevertheless, is caused by worn-out toilet tank to bowl gaskets and toilet wax rings.

When flushed, a toilet that leaks between the tank and the bowl can be fixed by adjusting the tanks to bowls gaskets plus tanks bolts. On the other hand, if the sanitary leaks from the bottom when you flush, you’ll need to replace the toilet wax rings, provided the bowls aren’t damaged.

What Is A Wax Ring?

If your toilet leaking when flushed only, the wax ring could be used for the problem. A toilet wax ring is a thick wax ring molded on a plastic ring that forms a water seal between the toilet’s bottom and the flange’s top. This also keeps sewage gasses out of the restroom and the toilet world.

A bathroom and closet flange is a circular pipe fitting that connects the toilet to the drainpipe and fastens to the bathroom floor. The closet flange and the toilet are joined by two bolts, anchoring the toilets securely on the floor.

Between the flange and the toilet, a wax ring is wedged. A rubber gasket seal is an alternative to employing wax rings, and rubber seals are easier to clean than wax rings.

If the toilets leak from the flooring or basement ceilings, the wax ring isn’t sealing correctly. A damaged toilet flange or loose toilet bolts are the most common causes of swaying toilets. A shaky bathroom may eventually unseat its wax ring, causing a leakage.

Is bowl gasket can be used to solve the toilet leaking when flushed only?

Spud washers, also called nothing more than a toilet tank to bowls gaskets, is a rubber gasket that creates a watertight barrier between the toilet tank and the bowl. It’s usually mounted just on the exterior of such flush valves, near the point at which the flush water exits the tank and enters the bowl.

The toilets tanks to bowls gaskets are wearing down, container bolts are loosened, or the flushing valves are fractured if your toilet leaks when flushed between the toilet tank and the bowl. That, unfortunately, exclusively occurs on two different toilets, and the only way to resolve the issue is to remove the toilet tank.

What Causes Toilet Leaking When Flushed Only?

After adequately inspecting the bathroom’s components, you might be able to repair the leaky toilet. The tank, the bowl, and the water supply valve are all parts of the bathroom that must be examined.

If the leak appears between the tank and the bowl when flushed, the issue is most likely due to tattered bowl baskets or loosened tank bolts. After tightening the bolts and nuts, the damage is mainly sensitive.

How To Stop Toilet Leaking When Flushed Only In The Base?

The untightened wax ring of the toilet is by far the most frequent cause of Toilet leaking when flushed only. Whenever you signal a leak from the upstairs bathroom while it is washed by the presence of water from either the ceilings or the basements, you can discover the issue quicker. Prepare a wax ring or rubber gasket and follow the methods beneath to repair this problem.

1 – Adjust the water supply towards the toilets

First, identify the completely closed valves on the left-hand side of the back wall. Then, by drawing the valves outwardly, turn the valve clockwise to cut off the water towards the toilet bowl.

2 – This Toilet’s Tank Should Be Drained

After that, flush the toilet and take off the tank cover. Because of the ease with which it cracks, store it safely. Afterwards, locate and unplug the supply water line that links to the shut-off valves. After that, get rid of the old wax ring.

3 – Place the new wax ring or rubber gasket in place

It would help if you dried the fresh wax rings in the sunlight and soaked them in warm water for a minute before attaching them. This method may assist you in making the new wax ring glide smoothly. After that, gently slip the wax into the exit. If you wish to use a rubber gasket, place it on the top of the flange that passes through the toilet’s bolts.

4 – Set Up The Bathroom

The toilet must be installed upon those flanges once the new wax ring or rubber gasket has been installed. Remember to tighten the bolts to maintain the bathroom’s height. However, make sure the fit is snug enough to prevent slipping.

5 – Restore the Bathroom’s Supply Of water

Finally, you must reconnect the water supply line to the bathroom’s tank. Try to flush the tank by opening a valve. Make sure the leak is wholly fixed before replacing the tank’s cover.


When flushed alone, a toilet might leak due to various issues. The most typical problem is that the wax ring has been damaged and has to be repaired. The actions outlined above can assist you in resolving the issue on your own. Make sure you do everything correctly to stop the leak.

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