DRIVE_STATUS is the value of the CoE status word. Object number 0x6041. If bit 11 is set in the status in the drive then we must see the same in DRIVE_STATUS. If not then the drive is not setting the bit in Object 0x6041. You can check the object 0x6041 by redaing as an SDO value. Use CO_READ_AXIS.

?CO_READ_AXIS(axis_number, $6041, 0, 4, -1) as typed in the terminal. The result will be displayed as a Decimal number.