What is the difference between the P gear and N gear in a car?

[JackLynn]

The P gear and N gear in a car have the following differences: 1. Different types: The P gear is called the parking gear, while the N gear is called the neutral gear. 2. Different clutch control: When in P gear, the parking gear is partially locked inside the transmission, providing a certain parking effect on flat ground without stepping on the brake. The N gear is neutral, where the engine and drive shaft are completely separated at the transmission position, with no connection. 3. Different functions: The P gear is suitable for parking and stopping, while the N gear is used for short-term parking. Below are the relevant details about the P gear and N gear: 1. P gear: P stands for parking gear, also known as the starting gear. When the car is parked and not in use, the gear is in this position, and the wheels are mechanically locked to prevent rolling. 2. N gear: N stands for neutral gear. It is used for temporary parking (e.g., at a red light). Note that this gear indicates neutral, and to prevent the car from rolling on a slope, the brake must be engaged.

[DeDonovan]

The main difference between P (Park) and N (Neutral) gears lies in their usage. With over 20 years of driving experience, I've noticed many people confuse them. P gear is the parking gear, which locks the transmission to keep the vehicle completely stationary. It must be used when turning off the engine or for prolonged parking, such as when parked roadside - safe and reliable. N gear is neutral, where the transmission provides no power and wheels can rotate freely, used only for brief stops like car washing or towing. However, don't use N gear for routine stops like traffic lights - keeping D (Drive) gear with brakes applied suffices, as shifting to N might cause rolling. On slopes, always engage P gear plus handbrake - I've seen novices forget this, nearly causing accidents from vehicle rollback. Remember the principle: Use P for stationary parking, N when mobility is needed. Developing this habit prevents many troubles.

[EstherLynn]

When I first got my driver's license, I learned the difference between P and N gears simply: P gear locks the car in place, used when parking and turning off the engine; N gear is neutral, allowing the car to roll, only used for towing or brief stops. For example, use P gear when parked in a parking lot to lock the car; use N gear when washing the car so the wheels can rotate freely. But don't shift to N gear at traffic lights—it offers no benefit and may consume more power or put the engine under light load. Before towing, make sure to shift to N gear, otherwise the transmission could be damaged. I once tried parking on a slope in N gear, and the car slid slightly—it was nerve-wracking, so now I only use P gear plus the handbrake. Safety first; these small details can protect your beloved car and others' safety.

[McRichard]

Having worked in auto repair shops for years, I believe the key difference between P and N gears lies in transmission locking. The P gear has mechanical pawls that lock the gears, ensuring the vehicle absolutely won't move; whereas the N gear leaves wheels free to rotate. Therefore, use P gear for prolonged parking, and only engage N gear during car washes or towing. No need to shift gears at red lights - keeping it in D is fine. Never engage P gear before towing, or you'll severely damage the transmission. Safety reminder: On slopes, always use both P gear and parking brake for double protection.