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What is an electronic parking brake wheel?

1

what’s the use?

may be a key to activate or deactivate the handbrake achieved, than a conventional handbrake convenient.

2

advantage

• Some models of the electronic parking when they step on the gas in automatically releasable, with a hand brake to avoid problems with the brake system lead.

– the position of a conventional handbrake lever is pulled out of the savings, and the like may be designed as a storage box.

· When using a conventional handbrake, easy to pull the car is not in place leading to slip, electronic parking brake can avoid this problem.

3

Mistakes

· different mode of operation may be different models, please see the description lorry.

· After using the electronic parking brake is not easy to form the habit of parking might forget.

· Some models start with the electronic parking brake release may produce sound, is a normal phenomenon, you can rest assured that use.

4

Technology Principle

Electronic parking brake system (EPB: Electrical Park Brake) instead of the traditional mechanical levers and cable tires, provide better assistance to the driver, it means the handbrake lever to replace the traditional electronic handbrake button.

Conventional parking brake by the spring force of the spring to the air chamber of the embodiment, a parking brake (hand valve) when the brake is pressurized air plenum spring is released, the spring force acting on the wheel brakes so as to implement the parking brake. Conventional hand valve EPB upcoming relay valve and the like to the electronic control unit and the solenoid valve, and in combination with other systems and the logic implemented.

5

Further reading

Automatic parking (AUTO HOLD)

traditional handbrake when hill start to rely on driving or by manually releasing the handbrake skilled throttle, clutch cooperate to ease starting. AUTOHOLD the automatic parking function is given by the gradient sensor accurate parking force by the controller, the information at startup, the parking control unit via a clutch from the sensor, the clutch kneading speed sensor, an accelerator pedal sensor or the like provided by computing, when a driving the parking brake is automatically released when the force is greater than the running resistance, so that the car can be smoothly started.

Even in peacetime Sese go urban driving, as long as you enable AUTOHOLD function, it will start the appropriate automatic parking function. Smart AUTO HOLD automatic parking function allows the vehicle to start waiting for a red light or on a four-wheeled parking brake when going downhill, even in the D range or N range, you need not have foot brake or hand brake, the car is always in Stationary state. To release the stationary state, the throttle can simply tap the brakes are released.

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