radio cuts out

[stella1]

hi,i have a c220 cdi avantgarde on a 55 plate.While driving today the radio cut out for about 2 seconds then came back on again.Also the small yellow airbag light started to flash at same time.It's done it 3 thrre times now,any ideas why? thanks

 

[colechelle]

heard this one before, check your battery voltage,could be that the systems are seeing a undervoltage!

 

[stella1]

thanks for that,will get it checked out