What does automatic transmission 3D mean?

1 Answers
CamillaLynn
07/29/25 3:32pm
Automatic transmission 3D refers to the normal driving gear, which is the commonly used gear. Most automatic transmission cars have five gears: P, R, N, D, and L. P stands for Parking gear, R for Reverse gear, N for Neutral gear, D for Drive gear, and L for Low gear. Some automatic cars have an S gear, which is the Sport mode. In Sport mode, the transmission can shift freely, providing more power, suitable for climbing hills and quick overtaking. Precautions: 1. Automatic transmission cars can only be started in P or N gear. To shift out of P gear, the brake must be pressed. 2. Do not shift into N gear while driving to coast. If shifted into N gear while coasting, the oil pump cannot supply oil normally, leading to insufficient lubrication, and the internal components of the transmission will overheat, causing serious damage to the transmission. 3. After the car is parked and turned off, shift into P gear before removing the key. The correct parking steps for an automatic transmission are to press the brake, shift into N gear, engage the handbrake, turn off the engine, and then shift into P gear.
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