If the fuel pump in a motorcycle stops working, it will have several effects on the motorcycle's operation. Here are some possible consequences:
Engine stalling or failure to start: The fuel pump's primary function is to deliver fuel from the tank to the engine. If the pump stops working, the engine may not receive an adequate fuel supply, causing it to stall or fail to start altogether.
Loss of power: A malfunctioning fuel pump may result in a reduced fuel flow to the engine, leading to a loss of power. The motorcycle may struggle to accelerate or maintain high speeds.
Poor engine performance: A faulty fuel pump can cause inconsistent fuel delivery, leading to irregular engine performance. The engine may run roughly, misfire, or hesitate during acceleration.
Overheating: In some motorcycles, the fuel pump also serves to cool the fuel pump module. If the pump fails, the module may overheat, potentially causing further damage.
Fuel starvation: If the fuel pump completely stops working, the engine may experience fuel starvation, meaning it won't receive any fuel at all. This can lead to severe engine damage and require extensive repairs.
Diagnostic trouble codes (DTCs): Modern motorcycles often have onboard diagnostics systems that can detect fuel pump malfunctions. When a fuel pump failure occurs, the motorcycle's computer may generate specific diagnostic trouble codes that can help identify the issue.
If you suspect a problem with your motorcycle's fuel pump, it is advisable to have it inspected and repaired by a qualified mechanic. They can diagnose the exact cause of the issue and take appropriate actions to restore the motorcycle's proper functioning.