1. Reverse gear: R, neutral gear: N, park gear: P;

2. Automatic transmission cars generally use automatic transmissions (AT) to adjust the speed of the car. When driving The control system of the automatic transmission automatically selects the appropriate gear according to the engine speed and load;

3. Automatic transmission cars usually use hydraulic transmission devices to replace the mechanical clutch of manual transmission cars, so there is no Clutch pedal.

Extended information:

When the car is driving, the engine can be operated at its best power performance state by shifting gears. All driving conditions have corresponding shift points. The ultimate goal is to reduce fuel consumption.

After the engine starts, wait a few seconds before moving the gear to the correct position. For example, shift to D gear when going forward and shift to R gear when reversing. , Next, you should release the handbrake first, and then release the footbrake smoothly;

Baidu Encyclopedia - Shift into gear