What do the letters on an automatic transmission car's gear shift represent?
1 Answers
Automatic transmission car gear shift letters represent: 1. P stands for Parking gear, the gear lever must be shifted to P when parking the car; 2. R stands for Reverse gear; 3. N stands for Neutral gear, used during startup, temporary parking with driver in car, or when towing; 4. D stands for Drive gear, place the gear lever in D when driving; 5. S gear represents Sport mode. The operation method for automatic transmission cars is: 1. Press the brake and push the start-stop button to start the engine; 2. Shift the gear to D, release the handbrake, then release the brake pedal. The working principle of automatic transmission is to use planetary gear mechanism for gear shifting, automatically changing gears according to throttle pedal position and vehicle speed changes.