What is the function of the car PWR button?

2 Answers
LeEliza
07/29/25 7:17am
Function of the car PWR button: The car PWR button is a setting for the electronic throttle. When pressed, the throttle response becomes faster, delaying upshift timing to achieve peak torque. During driving, pressing the accelerator deeply may even cause multiple downshifts. PWR means that in power mode, the ECTPWR light on the dashboard illuminates, the transmission shifts to higher gears at higher vehicle speeds, and shifts to lower gears more sensitively than in normal mode. PWR is usually the NORM mode. When the mode selection switch is pressed, the PWR mode is selected, and the indicator light will display. At this time, the vehicle's power after starting is stronger than in NORM mode. Pressing the mode selection switch again will turn off the indicator light.
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StSkylar
08/12/25 10:36am
The PWR button in the car is quite useful, and I often use it while driving. It's actually a power mode switch—when pressed, the transmission adjusts the shift timing to keep the engine RPM higher, making acceleration feel much more powerful. For example, when overtaking on the highway, a light tap on the gas pedal sends the car surging forward, feeling like it's been given a boost, much more exhilarating than normal driving. However, I should mention that turning it on consumes more fuel than normal mode because the engine runs at higher RPMs. Keeping it on long-term would definitely hurt the wallet. So, I usually only use it when climbing steep hills, in a hurry, or when I want some driving fun—it's too wasteful for everyday city driving, so I just turn it off to save fuel. In short, it makes driving more flexible, but don't treat it as a must-use feature every day.
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