Telltale signs that Your Motorcycle’s Fuel Pump is Failing


Consumers purchased 427,000 motorcycles in 2017. While the demand for motorcycles has been growing tremendously, most consumers do not know how to take care of these motors, knowledge of different parts can help give your bike proper care, hence extend its lifespan. One of the most important parts is the fuel pump for motorcycles.

The fuel pump pushes fuel from the tank to the engine. Therefore, if the fuel pump fails, then the bike will not function. The good news is that there are some telltale signs that fuel pump for motorcycle is failing. If you see any of these signs, then you should seek repair services or get replacement fuel pump. Below are some of these signs.

Whining Noise in the Fuel Tanks

One of the early signs that a fuel pump for motorcycles requires repairs is a loud whining sound in the fuel tank. A fuel pump for motorcycle produces slow humming sound when running normally. If you notice a loud whine then the pump is faulty, then you should visit a mechanic.

Your Motorcycle Starts Surging

If your fuel pump for motorcycles malfunctions, you will start experiencing surges as you ride. The bike will surge forward after a smooth ride. You will feel like it is getting too much fuel from pressed gas pedal only that this time, it occurs randomly. Bike surging is caused by irregular fuel build up in the pump motor. If you experience this behavior, then there is a problem with the pump. You should repair or replace it right away.

Sputtering Engine

Another sign is a sputtering engine, especially when riding at high speed. If fuel pump for motorcycles has issues, the engine will sputter before normalizing. Sputtering occurs when engine fails to provide constant fuel stream to the engine at a suitable pressure. Ideally, the pump channels air to the engine instead of fuel. Due to this fuel flow interruption, the engine will sputter or jerk as a result of missed power strokes. In early stage, the problem may last only one minute before normalization.

Power Loss while under stress

If your bike loses power when under stress, i.e. while accelerating or climbing a hill, then it a clear indication that your fuel pump is faulty. Since acceleration requires more fuel, your motorcycle fuel pump will be forced to work harder. The engines will even turnoff because its weak parts cannot match the fuel demands of the engine. In essence, the motorcycle will have a hard time trying to maintain the power requirements. The pump will fail to regulate fuel pressure and feeding the required amount of fuel to the pump. If your bikes or ARV tends to stall as you accelerate from the start, then you should have your pump checked by a professional mechanic. The pump should be at the top of its game to keep up with this increased fuel demand. A weak fuel pump for motorcycle will not be able to maintain constant fuel flow to the engine. This leads to power loss.

The Engine won’t start

Stalling engine occurs if you do not repair the pump after showing the above symptoms. You will end up with a bike that won’t start if a faulty fuel system is not repaired or replaced. In turn, the fuel will not reach the engine if the fuel pump for motorcycle fails. Attempts to start the engine will cause firing in spark plugs. Engine failure can also be caused by other reasons apart from faulty pumps. You should check the pressure in the fuel pressure gauge or visit a mechanic to be sure. A motorcycle with faulty pump will also take numerous key turns to start. The bottom line is that difficulty in starting is a common problem associated with problematic fuel pump. Note that stalling occurs due to many reasons. When it frequently happens at high temperature, then your fuel motor pump may be having a problem. If the pump deteriorates, you may require a replacement fuel pump.If you see signs of malfunctioning, you should heed the warning otherwise you may find yourself stranded in a deserted and dangerous place.To avoid such challenges, you can consider purchasing mitsubishi fuel pump for motorcycle.

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