What's the matter with coasting in N gear?

1 Answers
DeEzra
07/30/25 8:34am
N gear is neutral, and P gear is parking gear. Coasting in N gear is a normal phenomenon. The following is an introduction to the gears of an automatic transmission: 1. P gear: P gear is used when parking by moving the gear selector to the P position, which locks the output shaft with the transmission's parking brake device. Tighten the hand brake, and the car will not move. 2. R gear: R gear is the reverse gear, used when reversing. Never shift into reverse gear before the car has come to a complete stop, otherwise the transmission will wear out quickly. 3. D (drive) gear: D gear represents the forward gear, used for normal driving. By placing the gear selector in D gear, the car will automatically shift gears while driving. On long downhill slopes, since the D gear of an automatic transmission does not have engine braking, you should not keep it in D gear, otherwise the speed will increase, leading to potential safety hazards. 4. L gear: L gear represents the low gear, equivalent to 2nd gear, often used when going up or down hills. 5. S gear: S gear is the sport mode, available in some car models. When the car is in S gear, you can shift freely, but there will be a delay in shifting, so the engine will maintain high revs for a longer time, increasing fuel consumption. However, it also provides greater torque output, usually used when overtaking. 6. N gear: N represents neutral, used when starting the car or towing. If waiting at a traffic light for a long time, it's best to shift into N gear and tighten the hand brake. However, coasting in N gear (neutral) downhill is prohibited, as it not only doesn't save fuel but also damages the transmission. 7. M gear: Cars with manual-automatic transmission have an M gear, which is the manual mode. When switched to M gear, you can shift gears as needed by pushing "+" or "-" or using paddle shifters to upshift or downshift.
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