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What does the 'P' on a car's electronic display mean?

2 Answers

JulianLynn

08/26/25 4:46am

The 'P' on a car's electronic display indicates that the parking brake is engaged. More details about the parking brake are as follows: 1. The working principle of a parking brake is that a mechanical handbrake operates the rear wheel brake calipers through a steel cable or similar mechanism. When the handbrake is pulled, the calipers press against the brake pads, achieving the parking function. An electronic parking brake engages the rear wheel brake calipers via a motor-driven steel cable or similar mechanism when the parking switch is activated, pressing the brake pads to achieve parking. 2. Parking brakes are categorized by operation method into two types: hand-operated parking brakes and foot-operated parking brakes. By control method, they are divided into two types: mechanically controlled parking brakes and electronically controlled parking brakes. To engage the parking brake, press down on the brake pedal and pull the parking brake lever all the way up.

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Sheldon

09/08/25 6:22am

The display of 'P' on the car dashboard usually indicates that you are currently in the P gear, which stands for Park. This is a common design in automatic transmission vehicles, as I've noticed in several cars I've driven that this symbol lights up when starting or parking. The purpose of the P gear is to lock the transmission and wheels, preventing the vehicle from sliding unexpectedly, especially when you park and turn off the engine in a parking lot. Switching to P gear ensures the car won't roll downhill, enhancing safety. If you don't shift into P gear before getting out of the car and the handbrake isn't fully engaged, the vehicle might slowly move forward or backward, causing scratches or more serious accidents. I always remind myself to develop the habit: shift to P gear when parking, then turn off the engine. Remember, this display isn't a malfunction but a normal indication of your current gear position, similar to N (Neutral) or D (Drive). If the P light suddenly goes out, it might be related to the transmission sensor, but this is uncommon.

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