Index: dialin/protocols/CAN.py
===================================================================
diff -u -r786d24b238743698b7dff28a64099985870fb41b -r84c27039ff52288085a46224a149cbcbdd4895f5
--- dialin/protocols/CAN.py	(.../CAN.py)	(revision 786d24b238743698b7dff28a64099985870fb41b)
+++ dialin/protocols/CAN.py	(.../CAN.py)	(revision 84c27039ff52288085a46224a149cbcbdd4895f5)
@@ -750,7 +750,7 @@
         if send:
             data = tmp[-23:].upper()
 
-        return "  {0}  {1}   [{2}]  {3}\n".format(channel, hex(message.arbitration_id)[2:], message.dlc, data)
+        return "  {0}  {1}   [{2}]  {3}\n".format(channel, str(hex(message.arbitration_id)[2:]).zfill(3), message.dlc, data)
 
     def do_log_can(self, packet: can.Message, style="candump", channel="can0", send=True):
         """