How to Fix a Flat Tyre

A Step-by-Step Guide to Fixing a Flat Tyre
  • Jake Fieldsend
    Published by Jake Fieldsend
    on 30 August 2023

A flat tyre is one of the most common problems cyclists face. It can happen at any time, and it can be frustrating and inconvenient. But don't worry, fixing a flat tyre is usually a quick and easy process.


In this blog post, I will show you how to fix a flat tyre on your bike. I will also provide some tips to help you prevent flat tyres in the future.


What You Will Need:


To fix a flat tyre, you will need the following tools and materials:

  • A bicycle pump
  • A tyre lever
  • A puncture repair kit (or a can of tyre sealant)
  • A pair of gloves (optional)


Step 1: Locate the Puncture


The first step is to locate the puncture. This can be done by spraying the tyre with soapy water. The soapy water will bubble up at the location of the puncture. If you don't have any soapy water, you can also use a tyre pressure gauge. The gauge will show a sudden drop in pressure when you find the puncture.


Step 2: Remove the Tyre


Once you have located the puncture, you need to remove the tyre from the rim. To do this, you will need to use a tyre lever. Insert the tyre lever between the tyre and the rim, and then pry the tyre away from the rim. Repeat this process all the way around the tyre until it is free.


Step 3: Repair the Puncture


If you are using a puncture repair kit, follow the instructions that come with the kit.

Typically, you will need to insert a plug into the puncture. The plug will seal the hole and prevent air from leaking out. If you are using a can of tyre sealant, simply spray the sealant into the tyre. The sealant will find the puncture and seal it up.


Step 4: Reinstall the Tyre


Once the puncture has been repaired, you need to reinstall the tyre on the rim. To do this, reverse the steps you took to remove the tyre. Make sure that the tyre is properly seated on the rim before you inflate it.


Step 5: Inflate the Tyre


Use the bicycle pump to inflate the tyre to the correct pressure. The pressure is usually stamped on the sidewall of the tyre.


Step 6: Check the Repair


Once the tyre is inflated, check the repair to make sure that it is holding air. If the tyre leaks, you will need to repeat the repair process.


Tips to Prevent Flat Tyres


Here are some tips to help you prevent flat tyres:

  • Keep your tyres properly inflated. Underinflated tyres are more likely to get flats.
  • Avoid riding over sharp objects.
  • Check your tyres regularly for signs of wear and tear.
  • Use a puncture repair kit or tyre sealant.


Fixing a flat tyre is a simple process that anyone can do. By following the steps in this blog post, you can be back on your bike in no time.


Here are some additional tips to help you fix a flat tyre:


  • If you are not comfortable fixing a flat tyre yourself, you can always find a bike mechanic on bikebook.
  • If you are using a puncture repair kit, make sure that the plug is the right size for the hole in your tyre.
  • If you are using a can of tyre sealant, be careful not to overfill the tyre.
  • After you have repaired the flat tyre, take your bike for a short ride to make sure that the repair is holding air.