lipped

Just had a 4 year service on my B180 CDI SE Auto. Car's done 31000 miles. Been told the discs will need replacing probably on next service as ALL FOUR are lipped. Front pads have 70% wear, back ones 50%. Seems unbelievable all have developed this since last service was only 6000 miles ago, as...

hi all I took my car to MB for a check on a suspected oil leak (all ok) and the mechanic had reported that the rear discs are corroded (not unusual?) and that the front discs are lipped (just on the limit). What does this mean? :confused: they advised brake pads and disc change in near...