Suzuki GA413 Service Manual page 984

IMMOBILIZER CONTROL SYSTEM (IF EQUIPPED) 8G-25
5) Using SUZUKI scan tool, register Transponder code in Immobi-
lizer Control Module by executing "ENT. TRANS COD (ENT. TP
CODE)" command in SELECT MODE menu.
6) Make sure that malfunction indicator lamp lights when ignition
switch is turned OFF once and then ON.
7) If any other Transponder code for ignition key with a built-in
transponder needs to be registered, repeat above steps 3), 5)
and 6).
NOTE:
D Up to 4 Transponder codes for ignition key with a built-in
transponder can be registered.
D It is not possible to register the same Transponder code
for ignition key with a built-in transponder as the one al-
ready registered in Immobilizer Control Module.