It depends on how many airbag components are fitted to your car.
2F - 2 Front airbags
2P - Seat Belt Pretensioners (driver + passenger)
2L - 2 Side airbags
2T - 2 Curtain airbags
I - Switch to disable the passenger Airbag
S - Front Seat Passenger detection system
Alternatively, try the 3 options one at a time until
MES doesn't say "Incorrect ISO Code" (or similar message)
Also,
MES version 1.9 is available now.
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