5 Signs Your Motorcycle Needs a Fuel Pump Replacement

Motorcycles and ATVs are increasingly becoming popular among thrill-seekers and nature lovers. They are the ideal way of enjoying the outdoors. In fact, in 2017 alone, more than 400,000 motorcycles were bought.

For your motorcycle to remain in peak condition, it requires adequate maintenance and repairs to damaged parts. Riders need to know how to identify different issues affecting their bike before they become serious. They should also strive to learn some basic motorcycle repair skills as they always come in handy during emergencies.

For instance, riders should know when their bike needs a replacement fuel pump. The fuel pump is a critical component in the motorcycle. It pumps gas from the tank to the engine. Always remember that the fuel pump must be functional for the bike to move. And if you get hit by a reckless driver, you can always contact this lawyer for motorcycle accidents in massachusetts if you want to take legal action. An experienced motorcycle accident lawyer can help protect your rights while you seek compensation for your injuries.

This article looks at the causes of fuel pump failure. It also describes some of the signs your motorcycle might show that clearly indicate you need to buy a replacement fuel pump.

The three most common causes of fuel pump failure are

  • Fuel Contamination

Any contaminants that reach the fuel tank will overwork it, and this added pressure on the fuel pump eventually damages it.

  • Electrical Issues

According to these Fuel Suppliers electrical issues such as loose connectors, rusted connectors or melted wiring can cause the fuel pump to malfunction. A High-quality digital ohm/volt/meter can be used to test for issues with voltage.

  • Clogged Fuel Filters and Strainers

When contaminants find their way into the fuel tank consistently, they will also clog the filter and strainers. Such blockage will affect fuel dispensation and reduce acceleration as well as cause other long-term issues.

Signs of a Malfunctioning Fuel Pump

Sputtering Engine

If your engine sputters while you are riding at high speeds, it may be an indication that your fuel pump is malfunctioning. The sputtering occurs because the fuel pump is not supplying a continuous flow of fuel to the engine with the right pressure.

If you notice any sputtering, schedule a fuel pump repair with your mechanic before it fails.

The Fuel Tank Makes Whining Noises

When a fuel pump is functioning normally, it produces a low humming sound. Any whining sounds that may come from the fuel tank are an indication that the fuel pump is not working properly. This is one of the earliest warning signs that you may need a fuel pump repair.


At times when you are riding at a consistent speed, you may notice your motorcycle surge forward as if more gas has been pumped into the engine. This happens when there is a buildup of irregular resistance in the fuel pump motor.

Surges at high speeds are very dangerous. If it happens, you are better off taking your bike to Moto Hub for a fuel pump replacement immediately.

Reduced Mileage per Tank Refill

Have you noticed the need to fuel your motorcycle more often to cover the same distance? This may be an indication that the relief valve of your fuel pump is failing. As a result, it allows more fuel than needed into the engine system.

This increased fuel usage may be hard to notice at first because it occurs gradually. Therefore, it is important to keep tabs on how often you need to fuel your motorcycle. This will help you notice any changes in your fuel usage before it goes overboard.

Engine Fails to Start

Fuel pump failure happens gradually. All the above signs indicate that your fuel pump is not functioning at optimum levels. If you do not repair it, the continued strain will eventually cause fuel pump failure. Also, make sure that you use good quality motorcycle batteries like the best motorbike battery to have a motorcycle engine easy start.

The first signs of failure will be difficulty starting the engine. In the end, the fuel pump will be unable to pump fuel to the engine, and as a result, the engine won’t start at all. At this point the only option is to buy a replacement fuel pump.


Motorcycles and ATVs can be lots of fun, but they require to be well maintained for them to retain peak performance. As a rider, the ability to identify fuel pump issues will not only save time and money but will also increase the lifespan of your bike.


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