W140 s500 1992

[BAZ-500SL]

Hello guys needs a bit of help, there is a very annoying beeping sound coming from the w140 s500 it's a 1992, and when you drive all you hear is a beep it's about 2-3 seconds long and sometimes even longer just wondering what it could be many thanks

 

[yojay]

Too early for parking sensors? Has it got an LPG kit?

 

[BlackC55]

Where is it coming from?

 

[BAZ-500SL]

No LPG kit the noise seems to be from rear and seems to be more of a sound when braking the car is a japan import