Will the Engine Stall When Braking in Neutral Gear?

[Freya]

Manual transmission vehicles will not stall when only applying the brake in neutral gear. Below is relevant information about stalling: 1. Causes of stalling: Automatic transmission models: Automatic transmission vehicles rarely experience stalling, whereas manual transmission vehicles may frequently stall due to insufficient driving skills. However, it's not impossible for automatic transmission vehicles to stall, with the main reason being the use of inferior fuel leading to engine carbon buildup and stalling. 2. Precautions: For automatic transmission vehicles stalling, it's primarily caused by using inferior fuel. One should refuel with higher-grade gasoline at reputable, larger gas stations, such as using 97-octane gasoline. Although more expensive, it ensures longer vehicle lifespan and better driving performance.

[ValeriaFitz]

As a seasoned driver who commutes by car every day, I've never experienced stalling when braking in neutral over all these years. The car usually comes to a smooth stop at red lights or in parking lots. If the vehicle is in good condition, shifting to neutral means the engine is disconnected from the wheels, and braking only affects the braking system, having no impact on engine operation at all. Stalling might only occur if there's an issue with the vehicle itself, such as unstable idle speed or insufficient fuel supply. I remember last year my friend's car would shake a few times and stall when braking because the throttle body was too dirty. Developing a habit of regular maintenance is crucial—checking components like spark plugs or idle control valves can prevent these minor issues and make driving more worry-free.

[MicahLee]

Back when I was learning to drive, my instructor kept emphasizing that pressing the brake in neutral gear was one of the safest operations. He said it allows the engine to maintain idle speed, which is both fuel-efficient and smooth, preventing unexpected stalling. Modern car designs are quite intelligent, with braking and engine control systems operating independently, making it perfectly fine for regular use. However, if the engine has minor issues, like sensor malfunctions or fuel line blockages, pressing the brake might trigger a stall. New drivers should pay attention to vehicle warning lights and not overlook minor symptoms like idle vibrations. Regular oil changes and air filter cleanings can ensure everything runs smoothly during braking.

[LaTanner]

From the perspective of automotive principles, when in neutral gear, the engine operates at low RPM, and the braking pressure applied by stepping on the brake does not affect the engine, so it won't stall. Automatic transmission models are even more straightforward and convenient. However, if the vacuum booster system relies on engine vacuum, vehicle defects such as excessive carbon buildup or ignition failure could lead to abnormal stalling. It is recommended that car owners pay attention to idle stability and regularly check the health of the braking system, ensuring that neutral gear operation remains safe and reliable at all times.