Will an Automatic Transmission Stall When Wading Through Water?

[MacEvangeline]

If the water is deep enough, even if an automatic transmission vehicle doesn't stall while wading, it can still leave significant hidden dangers. Firstly, the automatic transmission itself is not sealed; it has vent holes connected to the outside, so when wading or submerged, water can enter the transmission through these vents. Additionally, if water enters the transmission of an automatic vehicle, it won't stall immediately but may develop faults gradually over about a month. Below are some relevant safety tips for wading through water: 1. Safe wading height: Exhaust pipe height. During actual driving, as long as the engine doesn't stall, the exhaust pipe continuously emits exhaust gases, which prevent water from entering the exhaust pipe. 2. Wading depth: Above half the wheel height. Generally, the standard for a vehicle's wading depth is considered to be half the height of the wheel.

[VonCarter]

Automatic transmission vehicles can indeed stall when wading through water, which is not primarily related to the type of transmission but rather caused by water entering the engine's air intake. When driving an automatic car through water, if the water level exceeds the height of the exhaust pipe, water can be sucked into the engine, leading to stalling. I personally experienced a similar situation once when driving through a small puddle on a rainy day. The water splashed a bit too high, and the car suddenly stopped. Fortunately, I managed to stabilize it by hitting the brakes. Later, I learned that when wading through water, you should drive slowly and maintain a steady speed to avoid sudden acceleration, which can create large waves. If the water depth exceeds half of the wheel height, it's best not to force your way through. If the engine stalls, never attempt to restart it, as this could cause severe engine damage. After wading, check the chassis and electronic systems to prevent short circuits. Remember, safety comes first—if you're unsure, take a detour or wait it out.

[DelChristian]

Automatic transmission cars can also stall when wading through water, usually due to water entering the intake system. With over a decade of driving experience, I know the key points of wading are depth and speed. Generally, be cautious if the water level exceeds the exhaust pipe or one-third of the wheel height, as deep water can easily be sucked into the engine, causing a stall. When wading with an automatic transmission, maintain steady throttle pressure—not too hard or too light—keeping a slow and constant speed to reduce risks. If the water depth is unclear, use a stick to test it or observe other vehicles passing through. If the car stalls, don’t panic; immediately turn on the hazard lights, pull over, and call for a tow truck. Regular maintenance should include cleaning the air intake and checking the vehicle after rain. In short, cautious driving significantly reduces trouble.

[DiWalter]

An automatic transmission car may stall when wading through water, primarily due to water entering the engine and causing malfunctions. When wading, if the water depth exceeds the level of the exhaust pipe, water can be sucked in, leading to engine shutdown. I once witnessed a friend's car stalling during heavy rain, and the issue was indeed the excessively high water level. When driving an automatic transmission vehicle through water, maintain a slow and steady speed. If the engine stalls, do not attempt to restart it to prevent further damage. Safety advice: avoid deep water areas and regularly inspect the underside of the vehicle.