Tag Archives: Ignition System

How Do I Fix A Snowblower With A Broken Ignition System?

So, you wake up on a snowy winter morning ready to tackle the task of clearing your driveway, only to find that your trusty snowblower isn’t starting. Frustration starts to set in as you realize that the ignition system might be the culprit. But fear not, because in this article, we’ll guide you through the steps to fix a snowblower with a broken ignition system, getting you back to tackling that snow in no time.

How Do I Fix A Snowblower With A Broken Ignition System?

Overview of Snowblower Ignition System

Snowblowers are commonly used during winter to clear snow from driveways and sidewalks. The ignition system of a snowblower is crucial for its proper functioning, as it is responsible for igniting the engine and getting it started. Understanding the function and diagnosing any issues with the ignition system is essential for maintaining and repairing your snowblower.

Understanding the Function of the Ignition System

The ignition system of a snowblower consists of several components that work together to start the engine. The main components include the spark plug, ignition switch, ignition coil, and starter motor. When you turn the ignition switch, it sends an electrical signal to the ignition coil, which generates high voltage. This high voltage is then transferred to the spark plug, creating a spark to ignite the fuel mixture in the engine. The starter motor is responsible for turning the engine’s flywheel to initiate the combustion process.

Common Signs of a Broken Ignition System

Identifying the signs of a broken ignition system in your snowblower is crucial for prompt repairs. Some common signs that indicate a problem with the ignition system include:

  1. Difficulty Starting: If your snowblower is difficult to start or doesn’t start at all, it may indicate an issue with the ignition system.

  2. No Spark: When you remove the spark plug and check for spark while pulling the starter cord, if you don’t see a spark, it suggests an ignition problem.

  3. Engine Stalling: If your snowblower starts but then stalls shortly afterward, it could be due to a faulty ignition system.

  4. Inconsistent Engine Performance: An ignition system issue can lead to sporadic engine performance, including rough idling or misfiring.

Diagnosing the Issue

Properly diagnosing the issue with your snowblower’s ignition system is crucial for effective repairs. Here are some steps you can take to diagnose the problem:

Checking for Spark

Begin by removing the spark plug and reconnecting it to the spark plug wire. Hold the spark plug against a metal surface on the engine and pull the starter cord. Check for a spark between the electrodes of the spark plug. If you don’t see a spark, it could indicate a problem with the ignition system.

Inspecting the Ignition Switch

The ignition switch is usually located on the control panel of the snowblower. Ensure that the ignition switch is properly connected and not damaged. Inspect the wiring for any loose connections or broken wires, as they can cause issues with the ignition system.

Examining the Starter Motor

If your snowblower’s starter motor is not functioning correctly, it can prevent the engine from starting. Check the starter motor for any signs of damage or wear. Ensure that it is properly connected and free from any debris or obstruction.

How Do I Fix A Snowblower With A Broken Ignition System?

Replacing the Ignition System

If you have determined that the ignition system needs to be replaced, here are the steps to follow:

Gathering the Necessary Tools and Parts

Before starting the replacement process, gather all the necessary tools and parts. These may include a socket wrench set, pliers, a replacement ignition system, and any other equipment specific to your snowblower model.

Disconnecting the Spark Plug

Ensure that the engine is cool, then disconnect the spark plug wire from the spark plug. This will prevent accidental starts during the replacement process.

Removing the Ignition Switch

Locate the ignition switch on the control panel and carefully disconnect any wiring or connectors attached to it. Remove any screws or fasteners holding the ignition switch in place. Take note of the positions of the wires and connectors as you will need to reconnect them later.

Installing the New Ignition System

Carefully install the new ignition system, following the reverse order of the removal steps. Ensure that all wires and connectors are properly attached according to the previous positions. Tighten any screws or fasteners securely.

Reconnecting the Spark Plug

Finally, reconnect the spark plug wire to the spark plug. Ensure a firm connection, but be careful not to overtighten. This will complete the replacement process of the ignition system.

Repairing the Ignition System

If the issue with your snowblower’s ignition system can be repaired rather than replaced, here are some steps you can take:

Cleaning and Testing the Spark Plug

Remove the spark plug and clean it using a wire brush or a spark plug cleaner. Inspect the spark plug for any signs of damage or wear. If necessary, replace the spark plug with a new one. Before reinstalling the spark plug, use a spark plug tester to ensure that it is producing a spark.

Repairing or Replacing the Ignition Coil

If the ignition coil is faulty, it may need to be repaired or replaced. Check the coil for any visible damage or signs of wear. If the coil is damaged, it will need to be replaced. If it is still in good condition, you can try cleaning the connections and inspecting the wiring for any issues.

Repairing or Replacing the Ignition Switch

If the ignition switch is causing the ignition system problem, you may need to repair or replace it. Inspect the switch for any damage or loose connections. If the switch is damaged or not functioning correctly, it will need to be replaced. For loose connections, ensure they are tightened securely.

Troubleshooting the Starter Motor

If the starter motor is not functioning correctly, troubleshooting may be necessary. Check for any obstructions or debris that may be preventing the motor from turning. Cleaning the motor and ensuring proper lubrication may resolve the issue. If the motor is damaged, it may need to be replaced.

Maintaining the Ignition System

Proper maintenance of the ignition system can prolong its lifespan and prevent costly repairs. Here are some maintenance tips for the ignition system of your snowblower:

Cleaning the Ignition Components

Regularly clean the spark plug, ignition coil, and ignition switch to remove any debris or buildup. Use a soft brush or compressed air to gently clean the components. Ensure that the spark plug electrode gap is within the manufacturer’s specifications.

Replacing the Spark Plug Regularly

It is advisable to replace the spark plug periodically, according to the manufacturer’s recommendations. Over time, spark plugs can become worn or fouled, leading to ignition system issues. Replace the spark plug with the recommended type and ensure proper installation.

Performing Routine Maintenance Checks

Regularly inspect the ignition system components for any signs of damage or wear. Check the wiring connections for tightness and repair any loose or damaged wires promptly. Lubricate the starter motor as recommended by the manufacturer to keep it operating smoothly.

Advisory: Seeking Professional Help

Repairing or replacing the ignition system of a snowblower can be complex, especially if you are not experienced in small engine repairs. Additionally, safety precautions must be taken when working with electrical components. It is advisable to seek professional help if you are unsure or uncomfortable performing these repairs yourself.

Complexity of Ignition System Repairs

The ignition system of a snowblower is a complex assembly of components that require proper knowledge and expertise to diagnose and repair. Mistakes during repairs can lead to further damage or even personal injury. Professional technicians have the necessary skills and tools to accurately resolve ignition system issues.

Safety Precautions

Working with electrical components carries inherent risks. Snowblowers with broken ignition systems may not start or shut off unexpectedly, posing safety hazards. Professional technicians are trained to handle these risks and take appropriate safety precautions.

Consulting a Professional Technician

If you are unsure or uncomfortable performing ignition system repairs yourself, it is best to consult a professional technician. They can accurately diagnose the issue and recommend the most suitable repair or replacement options. Additionally, they can ensure that all safety precautions are followed during the repair process.

Alternative Solutions

In some cases, alternative solutions may be viable for temporary use or as a workaround for a broken ignition system. These solutions include:

Using an External Starter

An external starter, such as a jump box or a battery pack, can be used to start the snowblower engine without relying on the ignition system. By connecting the external starter to the starter motor directly, you can bypass the ignition system temporarily.

Jump-Starting the Snowblower

If the ignition system issue is due to a weak or dead battery, jump-starting the snowblower may be possible. Use jumper cables and a separate power source, such as a car battery, to provide the necessary electrical current to start the engine.

Preventive Measures

To minimize the chances of facing ignition system issues with your snowblower, consider following these preventive measures:

Protecting the Snowblower from Moisture

Snow and moisture can cause damage to the ignition system and other electrical components of your snowblower. When not in use, store the snowblower in a dry and protected area, away from rain or extreme weather conditions. Use a cover to protect it from moisture and prevent rusting.

Storing the Snowblower Properly

During the off-season, it is important to store your snowblower properly. This includes draining the fuel system, cleaning the equipment, and storing it in a clean and dry location. Proper storage can prevent issues with the ignition system caused by stale fuel or debris accumulation.


The ignition system is a vital component of a snowblower, responsible for starting the engine and ensuring smooth operation. Understanding its function, diagnosing issues, and performing necessary repairs or maintenance can help keep your snowblower in optimal condition. Following preventive measures and seeking professional help when needed can ensure the longevity and reliability of your snowblower’s ignition system.

Additional Resources

If you require further assistance or information regarding snowblower ignition systems, the following resources may be helpful:

  • Snowblower User Manual: Refer to your snowblower’s user manual for specific instructions and diagrams related to the ignition system.
  • Online Forums and Communities: Participate in online forums and communities dedicated to snowblower maintenance and repairs. Here, you can ask questions and learn from the experiences of others.
  • Manufacturer’s Customer Support: Contact the manufacturer’s customer support for expert advice and assistance related to the ignition system of your snowblower. They can provide guidance and recommend authorized service centers for complex repairs.