8 November 2023
How to Handle a Motorcycle Waterlogged and Stalled

Every time the rainy season arrives, the situation of motorcycles being submerged in water, leading to engine failure, is a common occurrence when the water level is too high. If you unfortunately encounter this situation, you need to quickly take your motorcycle for maintenance and oil change to ensure the best protection for your vehicle and minimize damage to the internal engines.
Related articles:
- Tips for maintaining motorcycles during the rainy season
- Things to keep in mind when changing oil for motorcycles in the rainy season
- How to remedy motorcycles submerged in water hydro-lock

Simple procedures for handling motorcycles submerged in water and stalling (Source: Motorcycle Rescue)
1. Causes of motorcycle engine failure due to water immersion
There are several reasons why motorcycles can stall due to water immersion. Here are some main causes you should be aware of:
- Motorcycle ignition system failure: When water enters the bike, it can cause short circuits in the ignition system. This will cause your bike to stall, and while you can try to restart it, the engine will remain unresponsive.
- Water entering the exhaust pipe: If you ride through a flooded area or a place with a significant water depth, water can be sucked into the exhaust pipe of the motorcycle, leading to engine failure or damage.
- Stalling due to excessive water levels: Riding through a flooded area can cause water to flow into your motorcycle's engine, adversely affecting its operation and easily causing it to stall.
- Water entering critical engine components: If water infiltrates essential parts such as engine oil and air filter holes, it can compromise the lubricating properties of the oil, potentially damaging the engine if not repaired promptly.

Some primary reasons for motorcycle stalling in water immersion.
2. Why is changing oil for a water-immersed motorcycle so important?
Is it harmful to the motorcycle when submerged in water? This is certainly a question many people have. When a motorcycle is submerged in water, it will lead to engine failure as the water enters the engine through the air filter and exhaust systems, mixing with gasoline.
Additionally, water can also infiltrate the oil system, contaminating the lubricating oil. This can compromise the oil's lubrication properties and introduce dirt and impurities into the engine and transmission. This causes friction in vital components, reduces the motorcycle's efficiency, and can damage the engine.
Severe flooding can affect the motorcycle's electrical system. To remedy this, turn the front of the bike upside down to let water drain from the spark plug, then clean the spark plug before attempting to restart. However, if the water level is high and water has mixed with the







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