S550 2007 : Reverse Gear Beep and Sensor Beep Volume
 

Can anyone advise how to lower the volume for the Beep coming out while reversing the car, and from the sensors, as the other day someone used my car and God knows which buttons he played with after which the volume of those beeps have gone high to an irritating level.


Would appreciate if anyone can tell me how to lower the volume back to normal


thanking all in anticipation

Try adjusting w/ Volume control when beeper is active.