Noise from subwoofer enclosure

[zol2000]

Hi everyone,my e90 LCI age is 7 months. recently, i realized a rattling sound is under my driver seat where the subwoofer located. i found that the subwoofer enclosure is making noise when i'm driving/do cornering. it seems properly fixed and firmed but where's the sound come from?? is there any possibility a small stuff like stone entered the enclosure and makes the sound? please need help and advise..hope all sifus may advise. tq

 

[zol2000]

Hi everyone,

my e90 LCI age is 7 months. recently, i realized a rattling sound is under my driver seat where the subwoofer located. i found that the subwoofer enclosure is making noise when i'm driving/do cornering. it seems properly fixed and firmed but where's the sound come from?? is there any possibility a small stuff like stone entered the enclosure and makes the sound? please need help and advise..hope all sifus may advise. tq

i got the solution already. actually, there is a small chip/stone entered the blower underneath front seat. managed to take out by Ingress today. now feel .... issue solve...