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What are the impacts of high engine braking RPM?

1 Answers
AlexisRose
07/25/25 7:50am
The main impact of high engine braking RPM is that it can cause certain damage to the engine, as it exceeds the load the engine can bear. However, if the RPM remains within four to five thousand, it generally does not affect the engine. Additional information: 1. Engine braking refers to the process of using the engine's resistance to slow down the vehicle. When the actual driving speed of the car exceeds the speed it should have under the current gear and throttle, it enters the engine braking state. 2. During gear coasting, the engine RPM usually does not rise too high. After releasing the throttle, it will not exceed the normal driving RPM. Since coasting is a deceleration process, the RPM will gradually decrease. As for long downhill driving, if you want to coast in gear, both the speed and RPM will increase progressively, requiring a higher gear or steeper road conditions.
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Power steering fluid and brake fluid cannot be used interchangeably as they serve completely different purposes. Brake fluid, also known as hydraulic brake fluid, has a temperature resistance range from -40°C to 288°C and acts as the liquid medium for transmitting braking pressure in a vehicle's hydraulic braking system. Power steering fluid, also referred to as steering gear oil, has a temperature resistance range from -40°C to 170°C and is used in the steering system to transmit hydraulic pressure. The similarities between power steering fluid and brake fluid are: both are hydraulic transmission fluids and have corrosion-inhibiting properties for metals and rubber. The differences between power steering fluid and brake fluid are: lubrication properties differ and temperature resistance varies. Brake fluid is used in vehicles equipped with hydraulic braking systems; it is an essential component of the braking system and is also known as hydraulic fluid or forced oil.
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What are the symptoms of a broken car transmission?

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