What Causes the Engine Start Sound When in Neutral Gear?

1 Answers
OAbel
07/30/25 12:04am
When the engine makes a start sound in neutral gear, it may be due to poor engine speed fluctuation control. Poor Engine Speed Fluctuation Control: When the engine is under no load, the control over speed fluctuations tends to be relatively weaker. Additionally, after the vehicle has been driven for a long mileage, the performance of the mounts may also change. When under load, the overall inertia of the vehicle helps suppress engine speed fluctuations, which may reduce the sound. Engine Working Principle: It consists of four stroke phases: intake stroke, compression stroke, power stroke, and exhaust stroke.
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