If your motorcycle shuts off when water touches the engine, it is likely due to a problem with the electrical system or a short circuit. When water comes into contact with the engine, it can cause electrical connections to short out, leading to a loss of power and the engine shutting off.
Water is a conductor of electricity, and when it enters areas where it shouldn't be, such as electrical components or wiring, it can create a pathway for the current to flow where it's not intended. This can cause the electrical system to malfunction and trigger safety mechanisms that shut off the engine to prevent further damage.
To prevent this issue, motorcycles are typically designed with protective measures to keep water away from sensitive electrical components. These may include sealed connectors, protective covers, and routing of wiring away from areas prone to water exposure. However, if these protections are compromised or damaged, water can still find its way into the electrical system and cause problems.
If you're experiencing this issue, it's important to have your motorcycle inspected and repaired by a qualified mechanic. They will be able to identify the specific cause of the problem and perform the necessary repairs or replacements to restore proper functionality. It's crucial to address this issue promptly to avoid potential damage to the electrical system or other components of your motorcycle.