diff --git a/WHATS_NEW b/WHATS_NEW
index ce18a401b..3902e57b7 100644
--- a/WHATS_NEW
+++ b/WHATS_NEW
@@ -1,5 +1,6 @@
 Version 2.02.76 - 
 ===================================
+  Add DIAGNOSTICS section to fsadm man page.
   Modify fsadm to return different status code for check of mounted filesystem.
   Update VG metadata only once in vgchange when making multiple changes.
   Allow independent vgchange arguments to be used together.
diff --git a/man/fsadm.8.in b/man/fsadm.8.in
index 40e6971a5..eeec2d32f 100644
--- a/man/fsadm.8.in
+++ b/man/fsadm.8.in
@@ -37,6 +37,13 @@ It tries to use the same API for \fBext2/ext3/ext4\fR,
 or an absolute size using a suffix (in powers of 1024).
 If new_size is not supplied, the whole device is used.
 
+.SH "DIAGNOSTICS"
+On successful completion, the status code is 0.
+A status code of 2 indicates the operation was interrupted by the user.
+A status code of 3 indicates the requested check operation could not be performed
+because the filesystem is mounted and does not support an online fsck.
+A status code of 1 is used for other failures.
+
 .SH "EXAMPLES"
 "fsadm \-e \-y resize /dev/vg/test 1000M" tries to resize the filesystem
 on logical volume /dev/vg/test. If /dev/vg/test contains ext2/ext3/ext4