How to turn off the illuminated P off button light on a Mercedes-Benz?

2 Answers
JoyMarie
09/01/25 3:09am
The illuminated P off button light on a Mercedes-Benz indicates a malfunction in the parking sensors, which cannot be manually cleared and requires a visit to a repair shop for resolution. Relevant information about parking sensors is as follows: 1. The function of parking sensors: This is a safety driving assistance device designed to help drivers understand the condition of surrounding obstacles during parking, reversing, or starting. It alerts the driver through sound or other means during operation. 2. The use of parking sensors: During parking or reversing, you may hear alarm sounds, which indicate that the parking sensors have detected obstacles. However, some vehicles may feature a P with two strokes instead of three, which is also the button for parking sensors.
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DiIvan
09/13/25 6:04am
I've driven several Mercedes-Benz models before, and I've encountered the issue where the 'off' button light comes on a few times myself. It usually indicates that a certain system has been turned off, such as the air conditioning or defogging function's 'off' status indicator. However, if it lights up when it shouldn't, it's likely a minor issue with the vehicle's electronic system. After turning off the engine and removing the key, wait for two or three minutes to let it completely power down, and see if the light goes off. If it's still on, gently press the button to try resetting it, or restart the vehicle once. I remember one time when I was driving a Mercedes-Benz C-Class, the air conditioning 'off' light stayed on, and it was fixed by simply restarting the car. Sometimes, low battery voltage or poor button contact can cause such issues. With high-end cars like these, these small details are prone to problems—don't get annoyed, deal with them promptly to avoid damaging other components. If all else fails, take it to the dealership for a check-up—safety first.
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